Second Valley, Australia offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Second Valley is known for its picturesque Second Valley Beach and the historic Second Valley Jetty. The best time to travel to Second Valley, 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 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!