Kaleyazisi, Turkey offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Kaleyazisi, Sinop, Turkey, is known for the Sinop Fortress, a historical landmark offering panoramic views of the Black Sea. The best time to travel to Kaleyazisi, Turkey, is from May to September, when the average air temperature is around 25-30°C (77-86°F) and the water temperature is approximately 22-26°C (72-79°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!