Baan Klong Son, Thailand offers 1 beach perfect for sunbathing, surfing, swimming, and more. Baan Klong Son, Trat, Thailand, is known for its proximity to the Mu Ko Chang National Park and the picturesque Klong Son Bay. The best time to travel to Baan Klong Son, Thailand, is between November and February, 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!