Ko Tarutao, Thailand offers 7 beaches perfect for sunbathing, surfing, swimming, and more. Ko Tarutao is known for its pristine natural beauty and being part of the Tarutao National Marine Park. The best time to travel to Ko Tarutao, Thailand, is from November to April, with average air temperatures around 28°C (82°F) and water temperatures near 29°C (84°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!