Lyndon, Australia offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Lyndon, Western Australia, is known for its proximity to the Ningaloo Reef and Cape Range National Park. The best time to travel to Lyndon, Australia, is during the winter months from June to August, when the average air temperature is around 20-25°C (68-77°F) and the water temperature is approximately 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!