When is the best time to go to Koh Tao?

When is the best time to go to Koh Tao? Here's some information to help you in your decision:

  • The best months for good weather in Koh Tao are February, March and April
  • On average, it is hot all year round
  • The rainiest months are October and November
  • The sea temperature is suitable for swimming all year round

Annual weather in Koh Tao

For full information about the climate and weather in Koh Tao a specific month, click on the corresponding line below:

January 81°F/83°F
February 81°F/83°F
March 83°F/85°F
April 85°F/86°F
May 85°F/88°F
June 85°F/86°F
July 83°F/86°F
August 83°F/86°F
September 83°F/85°F
October 83°F/85°F
November 83°F/85°F
December 83°F/85°F

Weather and climate in Koh Tao

Koh Tao enjoys a tropical monsoon climate in accordance with the Köppen-Geiger classification. The yearly average maximum temperature in Koh Tao is 85°F (ranging from 83°F in january to 88°F in may). Annual rainfall is 130in, with a minimum of 3.3in in february and a maximum of 21.7in in november.
  • Between january and february the climate is beautiful. At lunchtime, it's 83°F in average and, in february, 5 days of rain are expected.
  • From march to april the climate is not good, but still OK. At lunchtime, it's 85°F in average and it rains about 7.7in each month.
  • From may to july the climate is not good. The temperature rises to 86°F and it rains about 46% of the time in july.
  • Between the months of august and september the climate is not good, but still OK. In average, on the morning it is 83°F and it rains about 52% of the time in september.
  • In the month of october the climate is unfavorable. By early evening, the temperature averages 85°F and it rains about 17.6in each month.
  • In november the climate is very unfavorable. By early evening, the temperature averages 85°F and it rains about 70% of the time in november.
  • In the month of december the climate is correct. In average, on the morning it is 83°F.

Koh Tao : Koh Tao

Charts: temperature and rainfall in Koh Tao

In the charts below, you can see the following seasonal norms for the city of Koh Tao: the minimum and maximum outdoor temperature, the risk and amount of monthly rainfall, daily average sunshine, sea temperature, and relative humidity for each month of the year.

Outside temperature

Precipitation (rainfall)

Daily sunshine hours

Sea temperature


Peak visitor numbers and tourist seasons in Koh Tao

Find out when Koh Tao has its high tourist season (the period when the influx of tourists is highest) and off-peak tourist season using our data and figures.

Tourist seasons in Koh Tao

  • Very low season in Koh Tao
    The months with the lowest number of tourists are: May, June, October and November.
  • Low season in Koh Tao
    The months with low numbers of tourists are: January, February, March, April and September.
  • High season in Koh Tao
    The number of visitors to Koh Tao is high in: July.
  • Peek season in Koh Tao
    The largest number of tourists visiting Koh Tao is during: August and December.

Figure: Visitor index for Koh Tao month by month

Best time for low prices in Koh Tao

Average prices of hotels in Koh Tao month by month

Generally, November is the month with the lowest hotel prices in Koh Tao. So this is a great time to save on your holiday! In contrast, January is statistically the most expensive month of the year for hotels.

Find the best price for your hotel room

Other cities and places near Koh Tao

Chargement en cours
Legend: Koh Tao other locations

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