Los Angeles de San Antonio, Peru offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Los Angeles de San Antonio, Lima, Peru, is known for the Pachacamac archaeological site. The best time to travel to Los Angeles de San Antonio, Peru, is from May to September, with average air temperatures around 70°F (21°C) and water temperatures near 68°F (20°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!