Sombrio, Brazil offers 1 beach perfect for sunbathing, surfing, swimming, and more. Sombrio, Sao Paulo, Brazil, is known for its proximity to the scenic Serra do Tabuleiro State Park. The best time to travel to Sombrio, Brazil, is from December to March, with average air temperatures around 75-85°F (24-29°C) and water temperatures around 75-80°F (24-27°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!