Chullachy, Peru offers 1 beach perfect for sunbathing, surfing, swimming, and more. Chullachy is known for its proximity to the renowned archaeological site of Chullachy Ruins. The best time to travel to Chullachy, Peru, is from May to September, with average air temperatures around 60°F (16°C) and water temperatures near 50°F (10°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!