Coolimba, Australia offers 1 beach perfect for sunbathing, surfing, swimming, and more. Coolimba, Western Australia, Australia, is known for its proximity to the Lesueur National Park and the Pinnacles Desert. The best time to travel to Coolimba, Australia, is from November to March, with average air temperatures around 25-30°C (77-86°F) and water temperatures approximately 22-24°C (72-75°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!