Rapid Bay, Australia offers 1 beach perfect for sunbathing, surfing, swimming, and more. Rapid Bay is known for its Rapid Bay Jetty, a popular diving and snorkeling site to see the leafy sea dragon. The best time to visit Rapid Bay, Australia, is during the summer months from December to February, when the average air temperature is around 25°C (77°F) and the water temperature is approximately 21°C (70°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!