Gangga Satu, Indonesia offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Gangga Satu is known for its pristine beaches and vibrant marine life, making it a popular destination for snorkeling and diving enthusiasts. The best time to travel to Gangga Satu, Indonesia, is from May to September, when the average air temperature is around 28°C (82°F) and the water temperature is approximately 27°C (81°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!