Van Don, Vietnam offers 1 beach perfect for sunbathing, surfing, swimming, and more. Van Don is known for Bai Tu Long Bay, a stunning natural wonder with limestone karsts and pristine waters. The best time to travel to Van Don, Vietnam, is from October to April, with average air temperatures around 20-25°C (68-77°F) and water temperatures around 23-26°C (73-79°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!