Cunco, Chile offers 1 beach perfect for sunbathing, surfing, swimming, and more. Cunco is known for its proximity to Conguillio National Park and the Llaima Volcano. The best time to travel to Cunco, 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 in nearby lakes is approximately 64°F (18°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!