Serra, Brazil offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Serra is known for its beautiful beaches and vibrant coastal tourism. The best time to travel to Serra, Brazil, is from May to September, when the weather is cooler and drier, with average air temperatures ranging from 20°C to 28°C (68°F to 82°F) and water temperatures around 25°C (77°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!