Coelemu, Chile offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Coelemu is known for its proximity to the Itata Valley, a renowned wine-producing region in Chile. The best time to travel to Coelemu, Chile, is during the summer months of December to February, when the average air temperature is around 68°F (20°C) and the water temperature is approximately 59°F (15°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!