Ormos, Greece offers 1 beach perfect for sunbathing, surfing, swimming, and more. Ormos, South Aegean, Greece, is known for its picturesque harbor and proximity to the ancient ruins of Delos. The best time to travel to Ormos, Greece, is from May to September, with average air temperatures ranging from 75°F to 85°F and water temperatures between 70°F and 80°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!