Tangua, Brazil offers 5 beaches perfect for sunbathing, surfing, swimming, and more. Tangua, Rio de Janeiro, Brazil, is known for the Tangua Park and its scenic landscapes. The best time to travel to Tangua, Brazil, is from May to September, with average air temperatures around 70-80°F (21-27°C) and water temperatures near 72-77°F (22-25°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!