Townsville City, Australia offers 1 beach perfect for sunbathing, surfing, swimming, and more. Townsville City is known for the Great Barrier Reef, Magnetic Island, and the Museum of Tropical Queensland. The best time to visit Townsville City, Australia, is from May to September, with average air temperatures around 20-25°C (68-77°F) and water temperatures around 23-25°C (73-77°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!