Arborea, Italy offers 14 beaches perfect for sunbathing, surfing, swimming, and more. Arborea is known for its proximity to the Sinis Peninsula and the archaeological site of Tharros. The best time to travel to Arborea, Italy, is from May to September, when the average air temperature is around 75°F (24°C) and the water temperature is approximately 72°F (22°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!