Prvic Sepurine, Croatia offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Prvic Sepurine is known for its proximity to the Faust Vrancic Memorial Center and the beautiful Adriatic Sea. The best time to travel to Prvic Sepurine, Croatia, is from June to September, when the average air temperature is around 75°F (24°C) and the sea temperature is approximately 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!