Beyhanli, Turkey offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Beyhanli, Duzce, Turkey, is known for its proximity to natural attractions like the Samandere Waterfall and the lush landscapes of the Duzce region. The best time to travel to Beyhanli, Turkey, is in late spring or early autumn when the average air temperature is around 20-25°C (68-77°F) and the water temperature is approximately 18-22°C (64-72°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!