Arbatax, Italy offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Arbatax is known for its stunning red rock formations called Rocce Rosse and the nearby Gennargentu National Park. The best time to travel to Arbatax, Italy, is from May to September, with average air temperatures ranging from 70°F to 85°F and water temperatures from 68°F to 77°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!