Quatro Ilhas, Brazil offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Quatro Ilhas is known for its stunning beaches and excellent conditions for surfing and diving. The best time to travel to Quatro Ilhas, Brazil, is from December to March, when the average air temperature is around 25-30°C (77-86°F) and the water temperature is approximately 24-26°C (75-79°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!