Gerringong, Australia offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Gerringong is known for Werri Beach and the Gerringong Heritage Walk. The best time to travel to Gerringong, Australia, is from 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!