What Fabric Keeps You Coolest in Summer?

Linen is a strong choice for hot days because its open weave encourages airflow and it dries relatively quickly. Lightweight cotton is another comfortable option, especially when you want a soft feel against your skin. Choose a loose shirt or shorts rather than a close-fitting style so warm air can move away from your body.

Check the product’s listed specifications when evaluating which fabric feels coolest in summer.

Not all cotton garments feel equally breezy: thick knits and heavy denim can hold heat despite their fiber content. Look for lightweight woven cotton and enough room through the shoulders, waist, and legs to move comfortably. For an easy warm-weather outfit, explore our guide to a breezy cotton two-piece with a ruffle shirt and loose shorts.

Check the product’s listed specifications when evaluating how should you choose cotton for hot weather.

If you expect heavy sweating or exercise, a lightweight performance fabric designed to wick moisture may feel drier than absorbent cotton. Cotton can soak up sweat and stay damp, while linen generally dries faster. Pick a breathable, nonrestrictive fit, and avoid thick layers that trap heat against your skin.

Fit matters because fabric needs space to let air circulate; even linen can feel warm when it is tight or heavily layered. In direct sun, a loose, light-colored garment can feel more comfortable than a dark, close-fitting one. Our team suggests starting with an airy weave and a relaxed silhouette, then choosing the coverage you need for your day.