Mangana, Greece offers 1 beach perfect for sunbathing, surfing, swimming, and more. Mangana, East Macedonia and Thrace, Greece, is known for its proximity to the Nestos River and the Nestos Delta National Park. The best time to travel to Mangana, 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!