Sapphire Beach, Australia offers 1 beach perfect for sunbathing, surfing, swimming, and more. Sapphire Beach, New South Wales, Australia, is known for its proximity to the Solitary Islands Marine Park and the Big Banana Fun Park. The best time to travel to Sapphire Beach, Australia, is from December to February, with average air temperatures around 25°C (77°F) and water temperatures approximately 23°C (73°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!