Sveta Nedjelja, Croatia offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Sveta Nedjelja is known for its Zlatan Otok winery and the nearby Sveta Nedjelja Cave. The best time to travel to Sveta Nedjelja, Croatia, is from June to September, with average air temperatures around 75°F (24°C) and water temperatures around 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!