Playa Llostay, Peru offers 1 beach perfect for sunbathing, surfing, swimming, and more. Playa Llostay, Tacna, Peru, is known for its beautiful beaches and proximity to the historic city of Tacna. The best time to travel to Playa Llostay, Peru, is from December to March, with average air temperatures around 80°F (27°C) and water temperatures near 75°F (24°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!