Magumadas, Italy offers 1 beach perfect for sunbathing, surfing, swimming, and more. Magumadas, Sardinia, Italy, is known for its proximity to the stunning Bosa Marina and the historic Nuraghe Mannu. The best time to travel to Magumadas, 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!