Kumyaka, Turkey offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Kumyaka, Bursa, Turkey, is known for its historic Greek Orthodox church and picturesque coastal views. The best time to travel to Kumyaka, Turkey, is from May to September, with average air temperatures ranging from 20°C to 30°C and water temperatures around 22°C to 25°C. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!