Cox Peninsula, Australia offers 7 beaches perfect for sunbathing, surfing, swimming, and more. Cox Peninsula is known for its proximity to the Charles Point Lighthouse and the scenic views of Darwin Harbour. The best time to travel to Cox Peninsula, Australia, is during the dry season from May to October, when the average air temperature is around 25-30°C (77-86°F) and the water temperature is approximately 25-28°C (77-82°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!