Aosa, Greece offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Aosa, South Aegean, Greece, is known for its stunning beaches and the ancient ruins of the Temple of Apollo. The best time to travel to Aosa, Greece, is from late May to early October, with average air temperatures ranging from 75°F to 85°F and water temperatures around 72°F to 78°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!