I'm Wearing Dresses Nonstop During This Heatwave—12 Styles from Zara, H&M, and COS That Are Already Flying Off the Shelves
We're currently in the midst of a heatwave, and my go-to outfit choice is a light dress. Now that the sun is shining, I'm embracing a classic summer formula—dress, sandals, and a basket bag. After locating the best basket bags and sifting through a plethora of new sandals to find the most stylish options, it's time to shift our focus to elegant dresses. After extensive searching, I've discovered the top summer dresses available at Zara, H&M, and COS.
This trio of high street brands is recognized for their sophisticated-looking dresses. By focusing on timeless color palettes, graceful silhouettes, and refined design elements, some of the summer dresses can easily be mistaken for much pricier options. Browsing through the new arrivals to spot these standout pieces can take a while, but I've done the hard work by curating a selection of the best to maximize your time outdoors. Whether you prefer a minimalist style or more dramatic boho details, there’s something in this collection for everyone. For summer 2026, COS emphasizes clean silhouettes with simple designs that ensure they remain contemporary over the years. Zara introduces playful touches with polka-dot patterns, pointelle knit fabrics, and intricate embroidery that infuse a romantic essence into summer fashion. Meanwhile, H&M prioritizes elegance with a focus on shape, offering smocked bodices, draped fabrics, and sophisticated halternecks that elevate these high street dresses. Here’s my roundup of the chicest summer dresses from Zara, H&M, and COS for summer 2026.
**Best Summer Dresses from Zara, H&M, and COS**
**ZARA**
*Midi Dress With Cutwork Embroidery*
If you think the front is lovely, wait until you see the back!
**COS**
*Embroidered Pima Cotton Midi Dress*
I’ve received so many compliments on this sleek COS dress.
**H&M**
*Flared-Skirt Halterneck Dress*
One of the most elegant dresses I’ve seen in a long time.
**H&M**
*Linen-Blend Strappy Dress*
This refined style also comes in a deep navy.
**H&M**
*Braid-Detail Tunic Dress*
This entire outfit looks designer-quality.
**ZARA**
*Embroidered Ruffled Mini Dress*
An effortless mini dress that can transition from city to seaside.
**COS**
*Jersey-Panelled Nylon Mini Dress*
I’ve styled this exact dress with simple ballet flats, chic sandals, and dressed it up with mules.
**COS**
*Tiered Gathered Midi Dress*
This dress will be a staple in your wardrobe for years.
**COS**
*A-Line Linen-Blend Maxi Dress*
The challenging part is choosing between the navy and burgundy colors.
**H&M**
*Drawstring-Detail Ramie Dress*
I genuinely did a double take when I came across this luxurious-looking dress.
**ZARA**
*Pointelle Knit Dress With Ruffles*
This dress has seamlessly become a part of my summer wardrobe.
**Shop More Summer Dresses**
Simple yet highly effective.
**COS**
*Dropped-Hem Cotton Midi Dress*
**ZARA**
*Zw Collection Poplin Pleated Dress*
If you're after refined silhouettes, this is perfect for you.
I can already foresee this dress selling out quickly.
A modern interpretation of the denim dress.
**ZARA**
*Linen Blend Midi Dress With Belt*
Elegant enough for office wear.
**COS**
*Ruched-Waist Cotton-Jersey Midi Dress*
The ruched waist creates a sleek profile.
**H&M**
*Smocked Flared-Skirt Dress*
The drop waist gives this smocked style a unique edge.
**H&M**
*Flared-Skirt Halterneck Dress*
Call on this sophisticated design year after year.
**ZARA**
*Corsetry-Inspired Poplin Midi Dress*
Just add sandals and a basket bag.
**COS**
*Puff-Sleeve Cotton Mini Dress*
Celebrate the sunshine with this bright color.
**COS**
*Belt-Detail Midi T-Shirt Dress*
I anticipate this dress will become a best-seller for the brand.
**ZARA**
*Midi Dots Linen Blend Dress*
With a hint of linen, it brings a light feel on the hottest days.
**COS**
*Sculpted Pleated Linen Midi Dress*
The ideal throw-on style.
**ZARA**
*Embroidered Textured Midi Dress*
The intricate embroidery makes it hard to believe this dress is from the high street.
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I'm Wearing Dresses Nonstop During This Heatwave—12 Styles from Zara, H&M, and COS That Are Already Flying Off the Shelves
Summer is here, and these are the chic dresses I'll be wearing throughout the warmer season.
