Port Moorowie, Australia offers 1 beach perfect for sunbathing, surfing, swimming, and more. Port Moorowie, South Australia, Australia, is known for its proximity to Innes National Park and the scenic Yorke Peninsula coastline. The best time to travel to Port Moorowie, Australia, is during the summer months of December to February, when the average air temperature is around 25°C (77°F) and the water temperature is approximately 21°C (70°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!