See the latest Travel Requirements to Thailand, updated September 2024.

Starting December 1, 2024, travelers from 93 countries that previously enjoyed visa-free entry into Thailand will need to apply for an Electronic Travel Authorisation (ETA) before embarking on their trip.

Best time to Visit


Samahita Retreat is yoga and wellness retreat open all year round, and as we are located on a stunning tropical island there are no cold and snowy days to avoid! Koh Samui has become a year round holiday destination for visitors from around the globe choosing to enjoy the quieter and cooler seasons outside the classic peak seasons.

  • January – February. Highs of around 30C
  • March – April. Things start to heat up and can reach a steamy 40C – perfect for sun worshippers.
  • May – June. The temp starts to dip again, with a few tropical rainstorms thrown in to clear the air.
  • July – September. Highs of around 35C , with some bouts of rain, usually only lasting a few hours.
  • October – November. The favourite time of the year for many Samui expats , when the temperatures drop to a balmy 25C with some stunning thunderstorms thrown in for good measure.
  • December Highs of around 30C with occasional rain to keep the island lush, green and tropical.