Manaus, Brazil offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Manaus is known for the Amazon Theatre and the Meeting of Waters. The best time to travel to Manaus, Brazil, is from June to September, when the average air temperature is around 86°F (30°C) and the water temperature is approximately 82°F (28°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!