Kerkira, Greece offers 6 beaches perfect for sunbathing, surfing, swimming, and more. Kerkira, Ionian Islands, Greece, is known for the UNESCO World Heritage Site of the Old Town of Corfu. The best time to travel to Kerkira, Greece, is from May to September, with average air temperatures ranging from 70°F to 85°F and water temperatures from 70°F to 77°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!