December Weather in Koh Tao

Last updated: March 2, 2024

The weather in Koh Tao, Thailand, during December is characterized by an average temperature of 27°C (81°F). Highs can soar to 28°C (84°F), while lows may dip to 25°C (77°F). Typically, the humidity level in Koh Tao throughout December hovers around 83%.

25°C (77°F)

Minimum temperature

27°C (81°F)

Average temperature

28°C (84°F)

Maximum temperature

83%

Humidity

Precipitation and Sunshine hours

In December, Koh Tao averages 191 mm (7.5 inches) of rainfall, typically over the course of 14 rainy days. The month enjoys an average of 11 hours 31 minutes of daylight, with the sun shining for approximately 9 hours 51 minutes each day. Additionally, there is a 42% probability of sunny days during this period.

191 mm (7.5 inches)

Precipitation

14 rainy days

Rainy days

9 hours 51 minutes

Sunshine hours

42%

Chance of sun

UV Index

In December, the UV Index in Koh Tao reaches a maximum of 11, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 15 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
  07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00
UVI 1 2 4 7 9 10 10 7 5 2 1 0 0
Exposure Low Moderate High VeryHigh High Moderate Low
Time to burn 45 min 30 min 25 min 15 min 25 min 30 min 45 min

Compare Koh Tao's Climate with Cities Worldwide