Rocky Hills, Australia offers 1 beach perfect for sunbathing, surfing, swimming, and more. Rocky Hills, Tasmania, Australia, is known for the Freycinet National Park and its stunning Wineglass Bay. The best time to travel to Rocky Hills, Australia, is during the spring months of September to November, when the average air temperature is around 20-25°C (68-77°F) and the water temperature is approximately 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!