Chao, Peru offers 1 beach perfect for sunbathing, surfing, swimming, and more. Chao is known for its proximity to the archaeological site of Chan Chan. The best time to travel to Chao, Peru, is from December to March, with average air temperatures around 75°F (24°C) and water temperatures near 70°F (21°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!