Antoniopolis, Uruguay offers 1 beach perfect for sunbathing, surfing, swimming, and more. Antoniopolis, Rocha, Uruguay, is known for its proximity to the scenic beaches of La Paloma and the natural beauty of Cabo Polonio National Park. The best time to travel to Antoniopolis, Uruguay, is from December to February, with average air temperatures around 75°F (24°C) and water temperatures near 72°F (22°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!