Castiglioncello, Italy offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Castiglioncello is known for its stunning Etruscan Coast, the Medici Tower, and the Pasquini Castle. The best time to travel to Castiglioncello, Italy, is from late May to early September, when the average air temperature is around 75°F (24°C) and the water temperature is approximately 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!