Bawonifaoso, Indonesia offers 1 beach perfect for sunbathing, surfing, swimming, and more. Bawonifaoso is known for its proximity to Lake Toba, the largest volcanic lake in the world. The best time to travel to Bawonifaoso, Indonesia, is from May to September, with average air temperatures around 27°C (81°F) and water temperatures near 28°C (82°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!