Sinar Laut, Indonesia offers 1 beach perfect for sunbathing, surfing, swimming, and more. Sinar Laut, Bengkulu, Indonesia, is known for its beautiful beaches and vibrant marine life. The best time to travel to Sinar Laut, Indonesia, is from May to September, with average air temperatures around 28°C (82°F) and water temperatures near 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!