Whitsundays, Australia offers 4 beaches perfect for sunbathing, surfing, swimming, and more. Whitsundays, Queensland, Australia, is known for its stunning white sand beaches and proximity to the Great Barrier Reef. The best time to visit the Whitsundays, Australia, is from May to November, with average air temperatures around 23-28°C (73-82°F) and water temperatures around 24-26°C (75-79°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!