Fernao Dias, Sao Tome and Principe offers 1 beach perfect for sunbathing, surfing, swimming, and more. Fernao Dias is known for its pristine beaches and vibrant marine life, making it a popular destination for beach tourism. The best time to travel to Fernão Dias, São Tomé and Príncipe, is from June to September, when the average air temperature is around 24-27°C (75-81°F) and the water temperature is approximately 25-27°C (77-81°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!