Unamar, Brazil offers 1 beach perfect for sunbathing, surfing, swimming, and more. Unamar is known for its beautiful beaches and vibrant coastal tourism. The best time to travel to Unamar, Brazil, is from April to September, when the average air temperature ranges from 70°F to 80°F (21°C to 27°C) and the water temperature is around 75°F to 80°F (24°C to 27°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!