Rogacic, Croatia offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Rogacic, Dalmatia, Croatia, is known for its proximity to the historic Fort George and the stunning Blue Cave on Bisevo Island. The best time to travel to Rogacic, Croatia, is from June to September, with average air temperatures around 75°F (24°C) and water temperatures about 77°F (25°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!