Mykonos, Greece offers 18 beaches perfect for sunbathing, surfing, swimming, and more. Mykonos is known for its vibrant nightlife, stunning beaches, and picturesque Cycladic architecture. The best time to travel to Mykonos, Greece, is from late May to early October, with average air temperatures around 75-85°F (24-29°C) and water temperatures ranging from 70-77°F (21-25°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!