Machans Beach, Australia offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Machans Beach is known for its proximity to the Great Barrier Reef and the Daintree Rainforest. The best time to visit Machans Beach, Australia, is from May to October, with average air temperatures around 25°C (77°F) and water temperatures near 24°C (75°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!