Coochiemudlo Island, Australia offers 1 beach perfect for sunbathing, surfing, swimming, and more. Coochiemudlo Island is known for its picturesque beaches and the Coochiemudlo Island Golf Course. The best time to visit Coochiemudlo Island, Australia, is from September to November, with average air temperatures around 24°C (75°F) and water temperatures 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!