Haci Kasim, Turkey offers 1 beach perfect for sunbathing, surfing, swimming, and more. Istanbul is known for its iconic landmarks such as the Hagia Sophia, Topkapi Palace, and the Grand Bazaar. The best time to travel to Haci Kasim, Turkey, is from May to September, with average air temperatures ranging from 20°C to 30°C and water temperatures around 22°C to 26°C. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!