Nea Mihaniona, Greece offers 1 beach perfect for sunbathing, surfing, swimming, and more. Nea Mihaniona is known for its beautiful beaches and vibrant seafood tavernas. The best time to travel to Nea Mihaniona, Greece, is from late May to early October, with average air temperatures ranging from 70°F to 85°F and water temperatures from 72°F to 79°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!