Garita Dona Maria, Peru offers 1 beach perfect for sunbathing, surfing, swimming, and more. Garita Dona Maria is known for its proximity to the archaeological site of Caral, one of the oldest civilizations in the Americas. The best time to travel to Garita Dona Maria, Peru, is from May to September, with average air temperatures around 60°F (16°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!