Moni Koudouma, Greece offers 1 beach perfect for sunbathing, surfing, swimming, and more. Moni Koudouma, Crete, Greece, is known for its serene monastery and beautiful surrounding beaches. The best time to travel to Moni Koudouma, Greece, is from May to September, with average air temperatures ranging from 75°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!