Kennett River, Australia offers 1 beach perfect for sunbathing, surfing, swimming, and more. Kennett River is known for its koala population and the scenic Great Ocean Road. The best time to travel to Kennett River, 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!