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7 fresh eau de toilette perfumes for a lightweight, long-lasting scent during a heatwave — all for under £20
Humidity is no match for these clean, airy blends

IMO, British summers have their pros and cons. In the former camp, you’ve got longer, livelier evenings, a crisp pint in your favourite beer garden and picky bits under the gleaming sun. In the latter? Relentless sweating, a weird sense of stickiness wherever you go and a hellish commute, to top it off.
Given that this week’s heatwave has treated us to all of the above, at Cosmo Beauty, we’ve had to rethink our daily routines. With temperatures exceeding 35 degrees in London, our go-to summer fragrances run the risk of feeling heavy, cloying and offending fellow tube passengers and colleagues throughout the day.
Enter: eau de toilettes. Known for being lighter, subtler and more wearable than your average eau de parfum, EDTs are typically composed with 5-10% perfume oil, compared to the 15-20% you’ll find in an EDP. Not only are they ideal for everyday wear, but modern offerings are also longer-lasting than ever (read: they’re more than a match for sweat), so we’ve been smelling fresh, clean and put-together from morning through to post-work drinks. Not to brag.
Along with lightweight formulas come a range of notes – from dainty white florals and cosy, intimate skin scents to gently energising citrus and herbaceous blends. But don’t panic. You won’t need to splurge on a whole new fragrance wardrobe, and reserve it for the height of summer; some of our all-time favourites will get you change from a £20 note.
Ahead, find seven of the freshest, airiest eau de toilettes for summer 2026. Compliments are (almost) guaranteed!
Beauty Assistant Urmi works across Cosmopolitan, ELLE, Harper's Bazaar, Red and Prima.
She fell into the world of beauty following a Masters in Magazine Journalism, and has been knee-deep in maximalist makeup, seasonal nail trends, and skincare myth-busting ever since. Both in and outside the office, she is best recognised by her signature red hair and elaborate set of acrylics.

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