Over 110 swimmers attended the Christmas Day Swim at Brockwell Lido last year, where the water
temperature was around 7°C.

Ideal Swimming Temperatures

How warm does the water have to be for outdoor swimming? The short answer is that there are no authoritative guidelines, as there are for indoor pools and spas. And of course, outdoor swimming can mean ponds, rivers, the sea… It can include wet suits. But here are some rough guidelines. Swimming in water that […]

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