Wye, Australia offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Wye, South Australia, Australia, is known for the Wye River Conservation Park and its scenic coastal views. The best time to travel to Wye, Australia, is during the summer months of December to February, when the average air temperature is around 20-25°C (68-77°F) and the water temperature is approximately 18-20°C (64-68°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!