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90+ Fall Wedding Guest Dresses for September: From Casual to Glamorous

90+ Fall Wedding Guest Dresses for September: From Casual to Glamorous

Planning for a fall wedding? This guide will walk you through the best fall wedding guest dresses for September, covering the latest fashion trends, including stylish ball gowns and chic dresses that fit every type of wedding.

Get inspired by these lifestyle and clothing choices that will ensure you look your best while staying on-trend for the season.

Let’s explore stylish options that complement your style and make wedding planning a breeze!

Fall Midi Wedding Guest Dresses for September

When attending a fall wedding, a midi dress is the perfect choice for balancing elegance and practicality.

Midi dresses offer a chic length that falls below the knee, making them versatile for both outdoor and indoor ceremonies.

As the September weather can be unpredictable, these dresses provide just the right amount of coverage while still looking stunning.

1. For a September wedding in the countryside or garden, a rust-toned midi dress with delicate floral embroidery brings just the right touch of autumn romance.

The sweetheart neckline and spaghetti straps balance out the longer length, making it ideal for early fall weather.

Style it with suede boots and a pendant necklace to complete the look with warmth and charm.

A petite woman in a full-body rust A-line dress with embroidered florals and a structured bodice, paired with suede booties

2. For a more formal fall wedding in an elegant outdoor venue, go with a bold yellow and black floral wrap dress.

The structured cut and moody palette strike the perfect balance between seasonal and sophisticated. Style it with taupe ankle boots, gold statement earrings, and sleek straight hair for a refined finish.

a woman wears a formal yellow and black dress for fall wedding with matching ankle boots

3. Planning to attend a beachside or barn wedding in September? A mauve chiffon dress with flutter sleeves moves beautifully in the breeze and pairs effortlessly with embroidered cream cowboy boots.

Layer on delicate bracelets and choose a soft clutch to complete this feminine yet country-inspired vibe.

A plus-size woman wears a soft mauve chiffon midi dress with flutter sleeves and embroidered cowboy boots

4. Embrace the season with a burgundy polka dot midi dress. The gathered waistline and puffed sleeves make it a classic and modest choice for fall weddings.

Brown cowboy boots tie this outfit together, bringing a casual yet charming country-style appeal.

A turquoise necklace would make for the perfect accessory to add a pop of color and contrast.

Tecovas WOMEN'S 3_4 SLEEVE RUCHED MIDI DRESS

Image copyright Tecovas Boot Company | #CommissionEarned | Click image for more info on Tecovas

5. Attending a formal fall wedding? This olive green halter midi dress is a refined choice, with its high neckline and soft gathered bodice giving off timeless elegance.

Pair it with nude or gold heels, a sleek low bun, and dainty gold earrings for a chic, understated finish.

A woman in a moss green painterly-print midi dress with a halter neckline and pleated skirt

6. For a romantic evening wedding, a tiered rust midi dress with a lace-up bodice is both dramatic and elegant. The cascading chiffon layers create gorgeous movement,

especially on the dance floor. Style it with statement earrings, strappy nude heels, and a simple clutch for an unforgettable look.

A woman in a dusty rose tea-length dress with tiered chiffon layers and a smocked bodice

7. When heading to a casual fall wedding in cooler weather, a navy floral midi dress layered with a blush knit cardigan feels cozy and cute.

The soft pink tones in the floral print echo the cardigan for a perfectly coordinated look. Add a dainty necklace and nude block heels to keep it simple yet sweet.

A woman in a navy and blush botanical print slip dress with a cardigan over her shoulders

8. A garden wedding in September is the ideal setting for a dreamy teal midi dress with painterly golden accents.

The sheer sleeves and neck-tie detail add vintage charm while the cinched waist flatters beautifully. Finish it with soft curls, neutral heels, and gold earrings for a fairytale-inspired vibe.

A woman in a dark teal printed chiffon dress with a gathered bust and tie-neck detail

9. If you are headed to an outdoor fall wedding with a rustic charm, a green floral midi dress paired with tan cowboy boots sets the tone perfectly.

The wrap silhouette and tie waist flatter your figure while offering comfort for all-day wear. Add gold hoop earrings and a leather crossbody bag to keep the look polished yet relaxed.

A plus-size woman wears a forest green floral-print midi dress with a cinched waist and tan cowboy boots

10. For a laid-back, rustic wedding, a blue patterned midi dress paired with brown cowboy boots strikes the perfect balance between comfort and style.

The tiered layers and casual silhouette make it easy to wear, while the cowboy boots add a touch of country charm.

A wide-brimmed hat adds even more personality to this effortlessly cool look.

Tecovas WOMEN'S 3_4 SLEEVE TIERED MIDI DRESS

Image copyright Tecovas Boot Company | #CommissionEarned | Click image for more info on Tecovas

11. A golden hour ceremony in early fall calls for a marigold floral midi dress with puff sleeves and a smocked waist.

The flowy silhouette feels both romantic and effortless, perfect for vineyard or garden weddings.

Pair it with nude heels, dainty rings, and soft waves for a glowing look.

A woman in a marigold floral-print midi dress with puff sleeves and a ruffled hem

12. A sleek burgundy bodycon midi dress is a showstopper for a fall city wedding.

The high neckline and long sleeves give it a chic and modern edge, while the form-fitting silhouette adds a bold statement.

Paired with sleek black boots, this outfit is perfect for an urban setting, providing both style and comfort.

Keep accessories minimal with a bold lip color and small hoop earrings to let the dress speak for itself.

A woman wears a burgundy long-sleeve midi bodycon dress and black cowboy boots

13. Attending a formal fall wedding in September? A deep emerald green velvet midi dress with sheer billowy sleeves strikes the perfect balance between drama and elegance

. Style it with nude heels, bold gold earrings, and a confident red lip to complete a look that feels both regal and seasonally rich.

a woman wears a green velvet guest dress with sheer sleeves for fall wedding

14. A black midi dress is ideal for a simple yet elegant fall wedding guest look.

The spaghetti straps and flowy skirt create a feminine silhouette, and the ruffled hem gives it a modern touch.

Pair it with black booties for a sleek, city-inspired vibe. Add a pair of bold earrings or a clutch to elevate this minimalist ensemble.

A woman wears cowboy boots with a black midi slip dress

Fall Short Wedding Guest Dresses for September

Short dresses are a fantastic option for September weddings, especially when you want to mix elegance with a bit of fun.

These dresses are versatile, easy to style, and perfect for transitioning from daytime ceremonies to evening receptions.

1. For a romantic fall celebration, a rust corduroy mini dress makes a rich and eye-catching statement.

The texture adds warmth while the deep V neckline and puff sleeves offer just the right touch of drama.

Add nude heels and simple gold jewelry to elevate the ensemble without going over the top.

a woman wears a rust short dress for fall wedding

2. Looking for something light and playful for a daytime wedding? A blush-toned mini dress with soft print and long sleeves brings a sweet, casual vibe that still feels appropriate for the season.

Pair it with taupe suede boots and dainty earrings to complete the relaxed yet pretty look.

a woman wears a short floral wedding guest dress with taupe tall boots

3. Attending a rustic garden or outdoor wedding? This navy lace dress with long sleeves is perfect for transitional fall weather and adds texture and charm.

Wear it with black embroidered cowboy boots and soft curls for a cozy-meets-chic vibe.

A woman over 30 in a navy long-sleeve mini dress with lace detailing and classic black cowboy boots (3)

4. If you’re invited to a fall wedding at a vineyard or romantic estate, this deep burgundy fit-and-flare dress is a stunning choice. The lace trim on the neckline and sleeves adds a soft, vintage feel.

Pair it with nude heels and a delicate gold necklace for a polished look.

A woman in a wine-red fit-and-flare dress with lace-trimmed sleeves and a fluted hem

5. Going to an evening wedding at a rustic venue? A black mini dress with gold floral embroidery and sheer puff sleeves strikes the perfect balance of glam and drama.

Finish the look with gold hoops and strappy black heels for a standout appearance.

A curvy woman wears a black short dress with gold floral embroidery and sheer puff sleeves (2)

6. Planning to attend a casual daytime fall wedding? Go for a mustard wrap dress with subtle crochet trim and long sleeves that keep you cozy but cute.

Add brown cowboy boots and simple drop earrings for a warm, country-chic vibe.

A petite woman in a mustard A-line short dress with crochet trim and brown mid-calf boots

7. Make a statement with an emerald green bodycon dress featuring an off-the-shoulder neckline.

The rich jewel tone is perfect for a fall wedding, and the fitted design flatters the body while remaining chic.

Pair the dress with tan or black heels and minimal jewelry to let the color take center stage. This look is ideal for evening weddings with a more formal vibe.

A woman wears a deep green off-the-shoulder wedding guest dress with long sleeves and a fitted silhouette

8. When you’re heading to a romantic fall ceremony under twinkling lights, a deep wine-colored dress with sheer long sleeves and ruffle hem brings a soft, elegant feel.

Pair it with nude heels and a dainty gold necklace to complete the dreamy look. A small velvet clutch would be the perfect final touch.

A woman in a deep wine-colored short dress with sheer long sleeves, a cinched waist, and ruffle hem

9. Looking for a sleek and structured option for a semi-formal fall wedding?

A navy brocade mini with puff sleeves feels elevated and unique, ideal for city venues or art-inspired settings. Add classic heels, a clutch, and hoops for a refined finish.

A woman in a navy brocade mini dress with metallic thread detailing and classic heels

10. For a unique twist, opt for a romper-style dress. This burgundy romper with long sleeves and a tie-waist gives off a sophisticated yet casual vibe.

The deep V-neck and flowy fabric offer a balance between casual and chic, perfect for an outdoor or semi-formal wedding.

Pair it with black ankle booties to add some edge to the look. A statement pendant necklace completes the outfit beautifully.

A woman wears a burgundy mini wedding guest dress with a tied waist and black ankle boots

These short wedding guest dresses are not only stylish but also versatile, offering you plenty of options to mix and match accessories and footwear depending on the venue and vibe of the wedding.

Fall Wedding Guest Dresses for Curvy Women in September

September weddings are a beautiful time to showcase your curves with confidence and style.

Curvy women can embrace elegant designs, flattering silhouettes, and rich fall tones that highlight the season’s warmth.

1. Got invited to a chic fall wedding in September? A plum midi dress with sheer dotted sleeves and a cut-out back brings both elegance and a little sparkle to the evening.

Pair it with gold statement earrings, a sleek top knot, and nude heels to let the rich color and textures stand out beautifully.

A plus-size woman wears a plum high-neck midi dress with a cut-out back and sheer sleeves embroidered with scattered gold dots

2. Attending a countryside or rustic wedding? Pair a soft mauve chiffon dress with flutter sleeves and embroidered cowboy boots for a playful and down-to-earth outfit.

Add a dainty pendant necklace and style your hair in soft waves to keep the look relaxed yet beautiful.

A plus-size woman wears a soft mauve chiffon midi dress with flutter sleeves and embroidered cowboy boots (3)

3. When the wedding calls for black-tie or a formal fall evening, reach for a deep green velvet gown with an off-the-shoulder neckline.

Complete the dramatic silhouette with diamond studs, a sleek low bun, and velvet heels. The plush texture and rich tone make it ideal for cooler evenings.

A curvy woman wears a forest green velvet off-the-shoulder gown with a fitted waist and train

4. How about turning heads at a cocktail-style wedding with a curve-hugging black mini dress featuring bold gold embroidery?

Let the puff sleeves and ornate detailing take center stage by pairing it with simple heels and classic gold hoops. A bold red lip seals the look with confidence and glamour.

A curvy woman wears a black short dress with gold floral embroidery and sheer puff sleeves

5. Attending a rustic wedding? A burgundy wrap dress with soft blush floral prints and flutter sleeves is perfect for embracing early fall vibes.

Add tan ankle boots, a simple pendant necklace, and soft waves for a comfortable yet polished look.

A curvy woman wears a floral chiffon wrap midi dress in burgundy and blush tones with flutter sleeves

6. For an elegant September wedding, a black midi dress with floral mesh overlay is a timeless choice.

Style it with black ankle-strap heels and a pair of crystal drop earrings to add just the right touch of sparkle.

Planning a chic evening look? Sweep your hair to the side and carry a structured clutch to complete the vibe.

A curvy woman wears a black midi dress with floral embroidered sheer mesh overlay and a sweetheart slip underneath

7. A teal ruffled asymmetric dress is a playful yet sophisticated option.

The ruffles and draping add volume and movement, while the fitted waist provides structure.

The high-low hem makes it perfect for showing off your favorite heels, and a small clutch bag will complement the elegant look.

A curvy woman wears a teal ruffled wedding guest dress with a front slit and gold heels

8. A long-sleeve floral mini dress is perfect for a romantic fall wedding.

The flowy skirt and fitted waist create a flattering silhouette, while the floral pattern adds a touch of softness.

A curvy woman wears a white mini floral wedding guest dress with long sleeves

Pair it with nude or neutral heels to keep the focus on the dress. The long sleeves also make it ideal for cooler September days.

A curvy woman wears a white floral mini wedding guest dress

9. Make a bold statement with a burnt orange wrap gown. The flowing skirt and ruffled sleeves add drama, while the fitted bodice highlights your curves beautifully.

The deep V-neck is perfect for showcasing a statement necklace. This dress is ideal for outdoor weddings where you want to stand out against the fall foliage.

A curvy woman wears an orange wrap wedding guest dress with ruffle sleeves

10. For a more formal fall wedding, an orange lace gown with cold-shoulder details is a striking choice.

The lace bodice adds texture and detail, while the flowing skirt gives it a regal feel.

Pair this gown with subtle gold jewelry and neutral heels for an elegant and polished look.

A curvy woman wears an orange wedding guest dress with lace detailing and a flowing skirt

Fall Casual Wedding Guest Dresses for September

For a laid-back, casual wedding, finding the right balance between comfort and style is key.

September brings cooler days and the beauty of autumn, which means it’s the perfect time to embrace cozy fabrics, earthy tones, and relaxed fits.

1. For a casual outdoor wedding, a sage green button-front midi dress with puff sleeves feels breezy and refined. The structure keeps it polished while the color feels grounded and seasonally fresh.

Complete the look with brown flats, drop earrings, and a soft wave hairstyle.

A woman in a sage green cotton midi dress with a button-down front and flutter sleeves

2. Planning to attend a cozy countryside wedding? A corduroy pinafore layered over a cream knit turtleneck is a charming choice that brings both texture and warmth.

Add ankle boots and a minimal pendant necklace for a stylish yet relaxed ensemble.

A woman over 30 in a chocolate corduroy pinafore dress layered over a cream turtleneck

3. A blue printed midi dress combines casual comfort with a touch of western charm.

The flowy, tiered design is relaxed, while the cowboy boots give it an effortless country vibe.

Adding a wide-brim hat or simple accessories completes the look, making it a great choice for rustic or outdoor weddings.

Tecovas WOMEN'S 3_4 SLEEVE TIERED MIDI DRESS

Image copyright Tecovas Boot Company | #CommissionEarned | Click image for more info on Tecovas

4. A sunny outdoor wedding in September is the perfect place to wear a mustard yellow floral dress with playful ruffle sleeves.

The color pops against vineyard or garden backdrops and brings joyful energy to your look.

Pair it with a delicate gold necklace, hoop earrings, and soft makeup in warm tones.

A petite woman in a marigold midi dress with white floral block print and soft ruffles (2)

5. A rust-colored wrap dress is both cozy and stylish, ideal for a casual fall wedding.

The wrap design flatters the waist while the long sleeves make it perfect for cooler September days.

Pair it with ankle boots or flats for an easygoing look that transitions well from ceremony to reception.

A woman wears an orange wrap wedding guest dress with a tied waist and long sleeves

6. A rust midi dress with slim straps and a soft waist tie is perfect for a garden or backyard ceremony in early fall.

The color is right on trend for the season while still keeping it light and breathable. Pair with nude sandals and a simple bracelet stack for an effortlessly pretty finish.

A petite woman wears a terracotta A-line dress with a tie-back detail and wedge heels

7. Attending a courtyard wedding or vineyard celebration? A cream wrap midi dress with burgundy floral print offers a soft, graceful silhouette that’s easy to dress up or down.

Pair it with pointed-toe burgundy heels and simple gold hoops for an effortlessly polished look.

a woman wears a cream and red floral wedding guest dress for fall wedding

8. A beige long-sleeve dress is a timeless and versatile option for a casual fall wedding.

The soft, flowy fabric and simple design make it comfortable, while the boots add a touch of rustic charm.

Perfect for outdoor weddings or barn venues, this dress keeps things casual without sacrificing style.

A woman wears a cream pleated dress with brown lace boots for a casual country wedding

9. For a more modern, city-inspired look, a black slip dress paired with cowboy boots is a stylish yet casual option.

The simplicity of the slip dress allows you to play up your accessories, whether that’s with a bold necklace or a statement bag.

The cowboy boots add a fun contrast and make it perfect for evening weddings with a relaxed dress code.

a woman wears a black slip dress with a side slit and black cowboy boots

10. For a lighter, romantic look, a floral wrap dress with short sleeves is perfect for daytime or garden weddings.

The floral print gives off a sweet, charming vibe, and the wrap design creates a flattering silhouette.

Pair it with strappy sandals for a casual and comfortable look that works for any relaxed wedding setting.

A woman wears a white floral wedding guest dress with cap sleeves and a deep V neckline

Formal Fall Wedding Guest Dresses for September

September weddings often call for elegant, sophisticated dresses that stand out while fitting in with the season’s changing colors.

These formal fall wedding guest dresses are perfect for making a statement while remaining seasonally appropriate.

1. Planning a formal evening wedding in September?

A plum midi dress with sheer beaded sleeves and a peek-a-boo back is stunning and flattering for curvy figures. Add gold drop earrings and heeled sandals for a polished finish.

A woman in a plum gown with a sheer high neckline, mesh sleeves, and delicate lace trim

2. If you’re going to a stylish indoor wedding or an upscale rooftop celebration, an olive green one-shoulder gown with a high slit is a modern choice.

The soft draping and flattering fit make it perfect with gold jewelry and neutral heels.

A woman in a deep olive green one-shoulder crepe gown with a high slit and gold jewelry

3. Attending a black-tie September wedding?

A navy satin gown with dramatic structured shoulders and an off-the-shoulder neckline is sleek and powerful. Pair it with a metallic clutch and sleek hair to complete your formal look.

A woman in a midnight blue column dress with structured shoulders and satin finish (2)

4. For a chic countryside wedding, a sheer neutral-toned dress with a satin waistband offers warmth and refinement.

The soft puff sleeves and layered skirt give off a soft glow that pairs beautifully with gold accessories and a box clutch.

A woman wears a champagne-colored midi dress with sheer long sleeves, a velvet waistband, and gold accessories

5. A rose gold sequin gown is a blend of glamour and modern elegance.

Its plunging neckline and shimmering fabric are ideal for evening events where you want to shine.

Accessorize with statement earrings and soft waves for a glamorous finish.

A woman wears a champagne sequin wedding guest dress with a plunging neckline and crystal earrings

6. When the invite calls for a creative or art-inspired setting, go for this long-sleeve wrap dress with painterly brown and cream brushstrokes.

It’s easy to move in, autumn-ready, and looks amazing at semi-formal or cocktail weddings.

A petite woman in a caramel-colored satin tea dress with abstract brushstroke print and a bias-cut silhouette

7. Going to a romantic formal fall wedding? A chocolate brown dress with a lace bodice and sheer long sleeves is a timeless and graceful option.

The satin skirt with pockets adds a practical twist, while the soft curls and drop earrings give the whole look a refined finish.

A woman wears a chocolate brown A-line dress with lace sleeves and a defined waistline

8. If you’re invited to a romantic formal fall wedding, a chocolate brown dress with a lace bodice and sheer long sleeves is a timeless and graceful option.

The satin skirt with pockets adds a practical twist, while the soft curls and drop earrings give the whole look a refined finish.

a woman wears a forest green lace wedding guest dress with long sleeves

9. Planning to attend a formal fall wedding in a dreamy outdoor setting? A deep forest green gown with a high neck, delicate lace sleeves, and pearl button details is an effortlessly romantic choice.

The fitted bodice and softly gathered skirt strike the perfect balance between drama and grace, ideal for an enchanting evening celebration.

A curvy woman wears a midnight blue sequin gown with a fitted silhouette and a subtle train

10. A bold blue gown features a high neckline and long sleeves, offering a blend of modesty and elegance.

The high slit adds a modern edge, perfect for pairing with strappy sandals and statement earrings for a polished finish.

A woman wears a royal blue long-sleeve wedding guest dress with a high neckline and thigh-high slit

Fall Wedding Guest Dresses for Petites in September

September weddings bring the best of autumn fashion, and for petite women, it’s all about choosing dresses that complement their frame while embracing the warm, rich tones of fall.

1. A plaid off-shoulder dress is a playful and unexpected choice for a cozy fall wedding. The soft gray tones and structured bodice blend rustic charm with feminine elegance.

Add loose curls and hoop earrings to keep the look fresh and modern.

a woman wears a gray plaid wedding guest dress with off shoulder sleeves for fall wedding

2. Looking for a bold and elegant pick for a formal fall wedding? A sheer puff sleeve dress with an off-the-shoulder neckline adds drama while highlighting the collarbone.

Finish the look with gold statement earrings and soft waves for a graceful glow.

A woman wears a black off-the-shoulder midi dress with sheer sleeves and gold jewelry
3. A dusty rose mini dress with a smocked bodice and puff sleeves is a charming choice for a casual countryside wedding.

Brown cowboy boots give it a fun and rustic edge. Add a dainty necklace and natural curls for a sweet, laid-back vibe.

A petite woman in a dusty rose smocked dress with puff sleeves and brown ankle cowboy boots (2)

4. Perfect for an intimate September ceremony at a historic venue or garden.

The dark floral print and lace-trimmed neckline bring Victorian charm, while the long sleeves keep it autumn-appropriate. Add pearl studs and a loose bun for a soft, timeless finish.

A petite woman wears a dark floral tapestry-print A-line dress with a fitted bodice, structured sleeves

5. For a more relaxed yet stylish option, consider a maroon button-down shirt dress paired with burgundy cowboy boots.

The shirt dress adds a casual vibe while the boots bring a touch of western flair.

Perfect for an outdoor or rustic wedding setting, this outfit combines comfort and style with ease.

WOMEN'S SHORT SLEEVE BUTTON FRONT SHORT DRESS (Tecovas)

Image copyright Tecovas Boot Company | #CommissionEarned | Click image for more info on Tecovas

6. Looking for a flattering petite-friendly pick for a semi-formal September wedding?

The square neckline and smocked bodice make this floral dress a standout, giving structure without sacrificing comfort.

Complement the look with drop earrings and soft waves to elevate it for the occasion.

A petite woman in a burgundy floral-print chiffon tea-length dress with a square neckline and elastic puff sleeves

7. For a glamorous fall soirée under the lights, this sparkly ombré fringe dress is a dazzling choice.

The delicate straps and shimmer make it ideal for petite women wanting to stand out without being overwhelmed by volume.

Finish it with strappy heels and a clutch to shine through the night.

A petite woman in a gold and bronze ombré beaded dress with thin straps and a flared hem

8. If you’re heading to a chic evening wedding, a navy brocade mini dress with metallic threads offers just the right touch of sparkle.

The structured fit gives petite women a sleek, flattering shape. Classic heels and a clutch will keep everything polished.

A woman in a navy brocade mini dress with metallic thread detailing and classic heels

9. A plaid puff-sleeve dress in warm autumn tones is a charming choice for a casual outdoor fall wedding.

The flattering V-neckline and cinched waist suit petite figures beautifully. Add gold hoops, a dainty necklace, and soft waves to complete the look with a cozy, effortless vibe.

a woman wears a plaid short wedding guest dress in fall wedding

10. For a garden or lakeside ceremony, a dark mauve midi dress with a sheer embroidered overlay feels effortlessly romantic.

The soft silhouette and muted tone flatter petite frames beautifully. Keep it elegant with nude heels and a simple bracelet.

A petite woman in a dark mauve dress with a sheer cape-like overlay and embroidered flowers along the hem

11. An off-the-shoulder orange midi dress is a vibrant and bold choice for a September wedding.

The structured bodice and fitted waist create a flattering silhouette, while the midi length adds elegance to the look.

Pair this outfit with silver heels to add a touch of sparkle without overpowering the rich orange hue.

Silver earrings complete the outfit, creating a harmonious blend of modern and chic.

A woman wears an off-the-shoulder orange wedding guest dress with silver heels

12. Planning to attend a warm-toned fall wedding? This rust chiffon dress features flutter sleeves and a cinched waist that flatters petite figures beautifully.

Add earthy-toned heels and subtle jewelry for a cozy, golden-hour-ready look.

A petite woman in a rust chiffon tea-length dress with sheer flutter sleeves and a smocked waist

13. A chocolate brown brocade midi dress with a structured peplum is a gorgeous pick for petite guests attending a formal fall wedding.

The fitted waist and sculpted shape enhance your frame without overwhelming it. Style with nude pointed-toe heels and simple drop earrings to elongate your silhouette and let the design shine.

A petite woman wears a chocolate brown brocade midi dress with a sculptural peplum waist and structured shoulders, (1)

14. A romantic lace mini dress in black is a chic choice for a semi-formal fall wedding, especially in September when the air starts to feel crisp.

The scalloped neckline and puff sleeves add drama and elegance, while the shorter length keeps it fun. Finish the look with black heels, a clutch, and soft waves for a timeless yet playful vibe.

A petite woman in a short black lace dress with scalloped hem and puff sleeves

These dresses and styling tips are all about enhancing your petite frame while embracing the richness and warmth of fall colors.

Keep it simple, classy, and seasonally appropriate to be the best-dressed guest at any September wedding.

Fall Wedding Guest Dresses for Outdoor Weddings in September

Outdoor weddings in September offer the perfect opportunity to embrace nature-inspired designs and flowy, comfortable silhouettes.

The vibrant fall colors and pleasant weather make this the ideal time to experiment with light fabrics, playful patterns, and statement accessories.

1. Planning an early evening garden wedding in September? A satin column dress with sharp, structured shoulders feels bold yet elegant against the golden hour backdrop.

Pair it with a metallic clutch and pearl drop earrings for a polished, upscale finish.

A woman in a midnight blue column dress with structured shoulders and satin finish

2. If the venue is a ranch or mountain setting, a white and blue floral dress with ruffled straps fits the bill beautifully.

Pairing it with classic cowboy boots and a beige hat adds character and sun protection for daytime ceremonies. Gold hoop earrings and natural makeup complete the laid-back, polished vibe.

A woman in a white and blue floral dress with a square neckline and cowboy boots

3. For those seeking a more modern, sleek look, a strapless purple bodycon mini dress offers just the right touch of sophistication.

The ruching on the bodice adds texture, while the form-fitting design highlights your figure.

Since the dress is bold on its own, go for minimal jewelry—such as a simple necklace or bracelet—and neutral heels to keep the focus on the dress.

A woman wears a strapless purple mini wedding guest dress with a ruched bodice

4. For a chic yet cozy look for an outdoor September wedding, a deep plum satin slip dress paired with white cowboy boots strikes the perfect balance between elegance and rustic charm.

Layer on a chunky knit cardigan for warmth when the temperature drops, and add a delicate pendant necklace for a subtle sparkle. Soft curls will complement the relaxed yet refined vibe.

A woman in a plum-colored slip dress layered under a chunky knit cardigan, paired with white western boots

5. For a woodland or vineyard wedding in early fall, go for a dusky mauve dress with a flowy embroidered cape that whispers drama.

The earthy tones and soft structure feel right at home under natural canopies. Tie your hair in a loose updo and wear delicate floral studs to echo the embroidered detail.

A petite woman in a dark mauve dress with a sheer cape-like overlay and embroidered flowers along the hem (2)

6. Looking for something playful yet autumnal for a desert or prairie wedding? A rust mini dress with puffed long sleeves brings in the cozy fall color, and the white stitched boots give it a modern Western spin.

Add texture with a raffia clutch and leave your hair flowing naturally.

A woman in a rust-colored eyelet dress with a high neckline and white stitched boots

7. An orange wrap maxi dress with flutter sleeves is both elegant and effortless.

The wrap style cinches at the waist, flattering your figure while the flutter sleeves add a playful element to the look.

Pair this dress with statement earrings and neutral heels to balance the bold color without overpowering it.

This dress is perfect for a vineyard or garden setting where fall foliage enhances the aesthetic.

A woman wears an orange wrap wedding guest dress with ruffled sleeves

8. Attending a vineyard wedding during the harvest season? A deep teal wrap dress with subtle florals balances femininity with ease, especially when styled with suede fringe boots.

Keep the accessories light with a pair of gold hoops and a small crossbody in tan or olive.

A curvy woman wears a dark teal wrap dress with a subtle floral pattern and fringe suede boots

9. For a romantic outdoor wedding under string lights, a plum floral gown in chiffon sways beautifully with every step. The long sleeves and cinched waist give you graceful structure while keeping it breathable.

Add drop earrings, a soft wave hairstyle, and a small velvet clutch for a dreamy evening ensemble.

A woman in a plum floral-print chiffon dress with long sleeves and a square neckline (2)

10. If you prefer a vibrant pop of color, a mustard wrap dress with fluted sleeves and a ruffle hem makes a bold seasonal statement.

Pair it with classic brown cowboy boots for a grounded country touch, and add a wide-brim hat to protect from the sun while enhancing the fall aesthetic.

Gold hoop earrings will complete the look with an effortless polish.

A plus-size woman in a mustard smocked midi dress with bell sleeves, style

11. For a more unique fall look, choose a yellow wrap dress with statement puff sleeves.

The wrap style enhances your waist, and the bold sleeves add drama without overpowering the silhouette.

Keep the focus on the dress by opting for natural makeup and simple accessories, letting the vibrant color speak for itself.

A woman wears a vibrant mustard yellow dress with puffed sleeves and a cinched waist for a country club wedding

12. A laid-back beach or garden wedding in early fall calls for a flowy paisley midi dress in warm earthy tones.

The cinched waist adds flattering shape while the wide sleeves bring in that soft boho spirit. Style it with tan strappy sandals, a woven shoulder bag, and a delicate pendant necklace.

A curvy woman wears a chocolate and cream paisley midi dress with a flowy hem and soft bell sleeves

These outfits bring the perfect mix of warmth, comfort, and style for outdoor weddings, blending seamlessly with the autumn atmosphere while ensuring you look your best.

Fall Wedding Guest Dresses in Trendy Colors for September

September weddings are the perfect occasion to experiment with trendy colors that capture the essence of fall.

From rich autumnal tones to soft floral hues, these dresses are not only stylish but also seasonally appropriate.

1. For a chic vineyard wedding in September, a burgundy wrap dress offers both sophistication and seasonal charm.

The flattering draping and long sleeves keep you cozy during cooler outdoor moments. Add nude pumps, a taupe clutch, and soft waves for an effortlessly refined finish.

A woman wears a burgundy midi dress with long sleeves and a wrap silhouette, styled with suede heels and a clutch

2. Deep green is another trendy color for fall weddings, and this long-sleeve, midi dress captures the earthy tones of the season beautifully.

The waist tie cinches the dress in all the right places, while the black ankle boots add a modern, edgy touch.

Pair this look with gold statement earrings to bring some sparkle without overshadowing the deep green hue.

A woman wears a dark green long-sleeve wedding guest dress with a belted waist and black ankle boots

3. When heading to a formal autumn ceremony, try a copper brocade dress with wide straps and a structured fit. The rich color and texture feel luxurious, perfect for golden hour photos.

Complement it with gold hoop earrings and a low bun to let the neckline shine.

A plus-size black woman in a copper fit-and-flare dress with baroque patterning and a square neckline

4. For a sleek and modern look, a black slip midi dress is always in style.

This dress hugs the body in all the right places while the spaghetti straps add a delicate touch.

Pair it with black or simple neutral sandals to maintain a minimalist aesthetic.

Black is a timeless, always-on-trend choice that works well for any wedding setting.

A woman wears a black slip-style wedding guest dress with thin straps and black heels

5. Looking to stand out at a cocktail-style wedding this fall? A navy mini dress with metallic floral threading brings a touch of sparkle that works beautifully for sunset receptions.

Style it with strappy heels, a black mini bag, and silver heels.

A woman in a navy brocade mini dress with metallic thread detailing and classic heels

6. For those looking for a softer, more romantic color, a pink floral gown is a beautiful option for fall weddings.

The soft pink hue and delicate floral pattern bring a fresh and ethereal look, while the flowing skirt adds drama.

Complete this look with statement earrings and soft makeup to maintain the dreamy, romantic vibe.

A woman wears a pink floral wedding guest dress with short flutter sleeves and a deep V neckline

7. For a bolder statement, opt for a red lace mini dress.

The intricate lace detailing adds texture and romance to this outfit, making it a perfect choice for an evening wedding.

Neutral heels keep the focus on the dress, while a red lip can complement the overall look. This fiery red is both classic and on-trend, ensuring you stand out.

a woman wears a red lace wedding guest dress with short hemline

8. For a relaxed early fall celebration, a mustard yellow wrap dress with balloon sleeves brings all the cozy autumn vibes in a bold, trendy shade.

The tie waist flatters the figure while the gathered hem keeps it playful and easy to move in. Pair it with nude or tan block heels and gold hoop earrings to finish off the look.

A curvy woman wears a mustard-yellow wrap dress with a tiered skirt and puff sleeves

9. A rust-orange maxi dress is perfect for a fall wedding.

This dress features a clean, structured design that highlights the waist while keeping the silhouette sleek and sophisticated.

Keep your makeup natural and opt for neutral accessories to let the warm hue of the dress shine. This timeless color is both elegant and on-trend for September.

A woman wears a simple orange wedding guest dress with cap sleeves and a V-neckline

10. If you’re attending a rustic outdoor wedding in September, a sheer black and yellow midi dress with a mix of florals and tiny dots feels effortlessly charming.

The gathered neckline and breezy sleeves offer comfort without losing elegance. Style it with ankle boots, gold huggie earrings, and a soft natural glow for a cozy yet put-together look.

A curvy woman wears a navy and gold leaf-print A-line midi dress with sheer sleeves and ankle boots

These trendy colors bring a fresh, fashionable edge to fall wedding guest outfits, ensuring that you not only look chic but also feel seasonally appropriate for any September wedding.