Sardinia, Italy offers 1 beach perfect for sunbathing, surfing, swimming, and more. Sardinia is known for its stunning Costa Smeralda, the ancient Nuraghe structures, and the vibrant city of Cagliari. The best time to travel to Sardinia, Italy, is from May to September, with average air temperatures ranging from 20°C to 30°C (68°F to 86°F) and water temperatures from 18°C to 25°C (64°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!