Itaipu, Brazil offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Rio de Janeiro is known for Christ the Redeemer, Copacabana Beach, and Sugarloaf Mountain. The best time to travel to Itaipu, Brazil, is from May to September, with average air temperatures around 70-80°F (21-27°C) and water temperatures near 70°F (21°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!