Ban Huang Som, Thailand offers 1 beach perfect for sunbathing, surfing, swimming, and more. Ban Huang Som, Trat, Thailand, is known for its proximity to the Mu Ko Chang National Park. The best time to travel to Ban Huang Som, Thailand, is from November to February, with average air temperatures around 25-30°C (77-86°F) and water temperatures approximately 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!