Ba Don, Vietnam offers 1 beach perfect for sunbathing, surfing, swimming, and more. Ba Don is known for its proximity to the Phong Nha-Ke Bang National Park, a UNESCO World Heritage Site. The best time to travel to Ba Don, Vietnam, is from February to April, with average air temperatures around 24-28°C (75-82°F) and water temperatures approximately 24-26°C (75-79°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!