Sao Tome, Sao Tome and Principe offers 5 beaches perfect for sunbathing, surfing, swimming, and more. Sao Tome is known for its stunning beaches, lush rainforests, and vibrant culture. The best time to travel to São Tomé, São Tomé and Príncipe, is from June to September, when the average air temperature is around 25°C (77°F) and the water temperature is approximately 26°C (79°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!