Carsi, Turkey offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Carsi, Sinop, Turkey, is known for the Sinop Fortress Prison, a historical site that attracts many tourists. The best time to travel to Carsi, Turkey, is from May to September, when the average air temperature is around 25°C (77°F) and the water temperature is approximately 22°C (72°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!