Madora Bay, Australia offers 1 beach perfect for sunbathing, surfing, swimming, and more. Madora Bay, Western Australia, Australia, is known for its beautiful beaches and proximity to the vibrant city of Mandurah. The best time to travel to Madora Bay, Australia, is from November to March, with average air temperatures around 25-30°C (77-86°F) and water temperatures around 20-24°C (68-75°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!