Ocean Grange, Australia offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Ocean Grange, Victoria, Australia, is known for its proximity to the Gippsland Lakes and Ninety Mile Beach. The best time to travel to Ocean Grange, Australia, is during the summer months of December to February, when the average air temperature is around 25°C (77°F) and the water temperature is approximately 20°C (68°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!