Kumcagiz, Turkey offers 1 beach perfect for sunbathing, surfing, swimming, and more. Kumcagiz, Samsun, Turkey, is known for its proximity to the Kizilirmak Delta, a UNESCO World Heritage site renowned for its rich biodiversity and birdwatching opportunities. The best time to travel to Kumcagiz, Turkey, is from June to September, when the average air temperature is around 25-30°C (77-86°F) and the water temperature is approximately 24-27°C (75-81°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!