Rogoznica, Croatia offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Rogoznica, Sibenik Knin, Croatia, is known for the Marina Frapa, Dragon's Eye Lake, and the Church of St. Nicholas. The best time to travel to Rogoznica, Croatia, is from June to September, when the average air temperature is around 25-30°C (77-86°F) and the water temperature is approximately 23-26°C (73-79°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!