Samaesarn, Thailand offers 4 beaches perfect for sunbathing, surfing, swimming, and more. Samaesarn, Chon Buri, Thailand, is known for the Sattahip Naval Base and the nearby Koh Samaesarn island, which is popular for its pristine beaches and snorkeling opportunities. The best time to travel to Samaesarn, Thailand, is from November to February, with average air temperatures around 25-30°C (77-86°F) and water temperatures around 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!