Costa Nova, Brazil offers 1 beach perfect for sunbathing, surfing, swimming, and more. Costa Nova is known for its colorful striped houses and beautiful sandy beaches. Costa Nova is actually in Portugal, not Brazil; the best time to visit is during the summer months of June to August, when the average air temperature is around 20-25°C (68-77°F) and the water temperature is approximately 18-20°C (64-68°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!