The best time to visit Koh Tang is during the dry season, which runs from November to May.This period offers consistently sunny weather, calm seas, and excellent visibility for snorkeling and diving. You'll find comfortable temperatures, typically ranging from the mid-70s to high 80s Fahrenheit, making it ideal for enjoying the island's pristine beaches and underwater attractions.For those interested in diving or snorkeling, the months of December through February are particularly good. The waters are at their clearest during this time, providing optimal conditions to explore the diverse marine life and coral reefs around the island.Travelers looking for a relaxed beach experience will appreciate the dry season's predictable weather.