Don't forget the chill factor if sea-swimmingpublished at 16:07 BST
Despite unseasonably warm weather for this time year, meteorologists have reminded would-be sea swimmers that the sea will still feel quite cold.
British summers usually see water temperatures of around 15 to 20C - especially towards the end of the season.
But a map from the Met Office, external shows sea temperatures are still fairly cold despite the balmier conditions.
Image source, Met Office



























