Roseto Capo Spulico, Italy offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Roseto Capo Spulico is known for its beautiful beaches and medieval castle overlooking the Ionian Sea. The best time to travel to Roseto Capo Spulico, Italy, 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!