Busselton, Australia offers 1 beach perfect for sunbathing, surfing, swimming, and more. Busselton is known for the Busselton Jetty, the longest timber-piled jetty in the Southern Hemisphere. The best time to travel to Busselton, Australia, is from December to February, with average air temperatures around 25°C (77°F) and water temperatures about 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!