Nea Makri, Greece offers 12 beaches perfect for sunbathing, surfing, swimming, and more. Nea Makri is known for the Marathon Archaeological Museum and the nearby historic site of the Battle of Marathon. The best time to travel to Nea Makri, Greece, is from May to September, with average air temperatures ranging from 70°F to 85°F and water temperatures from 70°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!