Tea Gardens, Australia offers 1 beach perfect for sunbathing, surfing, swimming, and more. Tea Gardens, New South Wales, Australia, is known for the Myall Lakes National Park and the scenic Myall River. The best time to visit Tea Gardens, Australia, is from November to April, with average air temperatures around 20-30°C (68-86°F) and water temperatures around 22-25°C (72-77°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!