Fortescue, Australia offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Fortescue, Tasmania, Australia, is known for the Tasman National Park and the stunning Three Capes Track. The best time to travel to Fortescue, Australia, is from May to September, with average air temperatures ranging from 15°C to 25°C and water temperatures around 22°C. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!