Boat Harbour, Australia offers 5 beaches perfect for sunbathing, surfing, swimming, and more. Boat Harbour is known for its picturesque beaches and the Tomaree National Park. The best time to travel to Boat Harbour, Australia, is from December to February, with average air temperatures around 25°C (77°F) and water temperatures near 22°C (72°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!