Rio Marina, Italy offers 13 beaches perfect for sunbathing, surfing, swimming, and more. Rio Marina is known for its beautiful beaches and the Mineral Park of Elba Island. The best time to travel to Rio Marina, Italy, is from June to 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!