St Kilda, Australia offers 2 beaches perfect for sunbathing, surfing, swimming, and more. St Kilda, Victoria, Australia, is known for Luna Park, St Kilda Beach, and the Esplanade Market. The best time to visit St Kilda, Australia, is from December to February, with average air temperatures around 20-26°C (68-79°F) and water temperatures approximately 18-21°C (64-70°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!