Pomezia, Italy offers 1 beach perfect for sunbathing, surfing, swimming, and more. Pomezia is known for its proximity to the ancient Roman ruins of Ostia Antica and the beautiful beaches of the Tyrrhenian Sea. The best time to travel to Pomezia, Italy, 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!