Quemchi, Chile offers 5 beaches perfect for sunbathing, surfing, swimming, and more. Quemchi is known for its connection to the renowned Chilean author Francisco Coloane and the picturesque Isla Aucar. The best time to travel to Quemchi, Chile, is during the summer months of December to February, when the average air temperature is around 60-70°F (15-21°C) and the water temperature is approximately 55-60°F (13-16°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!