Balneario Saint Ettiene, Brazil offers 1 beach perfect for sunbathing, surfing, swimming, and more. Balneario Saint Ettiene is known for its beautiful beaches and vibrant cultural festivals. The best time to travel to Balneario Saint Ettiene, Brazil, is from December to March, with average air temperatures around 80°F (27°C) and water temperatures near 77°F (25°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!