There are several beaches in Corfu where you can enjoy your day. These places include: the under the old city opposite the Old Fortress is Faliraki, which is also called the Mpania toy and at South of Garitsa bay, after Anemolylos dock just under Mon Repos Palace which was a bath for the royal family.
Mostly, it’s very warm during the summers especially at the East coast and not really cold during the winters at North and South end relative small openings created by the Hellenic mainland. The cold streams arriving from the North Adriatic Sea, slightly chilly’s the West side of the sea, especially around Paleokastritsa.