Maria Island, Australia offers 1 beach perfect for sunbathing, surfing, swimming, and more. Maria Island is known for its Maria Island National Park, which features the Painted Cliffs and Fossil Cliffs. The best time to visit Maria Island, Australia, is from December to February, with average air temperatures around 20-25°C (68-77°F) and water temperatures about 18-20°C (64-68°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!