Santa Maria di Castellabate, Italy offers 4 beaches perfect for sunbathing, surfing, swimming, and more. Santa Maria di Castellabate is known for its picturesque historic center, the Cilento and Vallo di Diano National Park, and the film "Benvenuti al Sud." The best time to travel to Santa Maria di Castellabate, Italy, is from May to September, with average air temperatures around 75°F (24°C) and water temperatures around 73°F (23°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!