Swanhaven, Australia offers 1 beach perfect for sunbathing, surfing, swimming, and more. Swanhaven is known for its serene coastal environment and beautiful beaches. The best time to travel to Swanhaven, 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 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!