Armacao do Pantano do Sul, Brazil offers 1 beach perfect for sunbathing, surfing, swimming, and more. Armacao do Pantano do Sul is known for its beautiful beaches and traditional fishing village atmosphere. The best time to travel to Armacao do Pantano do Sul, Brazil, is from December to March, with average air temperatures around 77°F (25°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!