Best time to go to Ko Samui for the weather

Want to know the best time to go to Ko Samui for the weather? Use our search to choose between various parameters, such as temperature and sunshine hours, and find the ideal month to visit for your holiday.

  • Best time to go to Ko Samui for
  • Max Day Temperature: 22 - 30°C [remove]
  • Hours of Sunshine: 10 hours or more [remove]

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Best weather in Ko Samui ratings

The best weather in Ko Samui can be found in February

Max Day Temperature (°C)

Hours of Sunshine (daily)

  • Jan
  • Feb
  • Mar
  • Apr
  • May
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  • Jul
  • Aug
  • Sep
  • Oct
  • Nov
  • Dec

Metric (°C / mm)  |  Imperial (°F / inches)

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More about Ko Samui

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All months

  • Save up to 10% on holidays to Thailand
  • Book online with Thomson to receive discount
  • FREE kids places & low deposits also available

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Ko Samui weather by month

Check Ko Samui weather for a particular month by selecting from the list below. Monthly weather guides include figures for temperature, rainfall, sunshine hours and sea temperature plus daily sunrise & sunset times.

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