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Thailand temperatures in December

Thailand in December has maximum daytime temperatures ranging from high in Chiang Khong with 25°C (77°F) to very high temperatures in Bangkok with 32°C (90°F). Nighttime temperatures generally drop to 21°C (71°F) in Bangkok and 13°C (55°F) in Chiang Khong.

What is the temperature of the different cities in Thailand in December?

Find the average daytime temperatures in December for the most popular destinations in Thailand on the map below. Click on a destination dot for more detailed information.

Weather conditions Weather
Temperatures
Precipitation
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Legend very warm warm pleasant moderate cold very cold
Very warm means maximum temperatures above 30ºC (86ºF). Warm: 22ºC (72ºF) to 30ºC (86ºF). Pleasant: 18ºC (64ºF) to 22ºC (72ºF) Moderate: 12ºC (54ºF) to 18ºC (64ºF). Cold: 2ºC (36ºF) to 12ºC (54ºF). Very cold: lower than 2ºC (36ºF)

  • What is the warmest city in December in Thailand?
    • Bangkok tops the warmest city list in our database with average maximum daytime temperatures around 32°C (90°F) and a minimum nighttime temperature of around 21°C (71°F).

  • What is the coldest city in December in Thailand?
    • The coldest city in December in Thailand is Chiang Khong when we check our database. The maximum daytime temperatures are around 25°C (77°F) and minimum nighttime temperatures fall around 13°C (55°F).

  • How much sun does Thailand get in December?
    • December is generally a sunny month with an average of 262 hours of sunshine in Bangkok during the whole month.

  • How warm is the water in December?
    • The water temperature averages approximately 29°C (83°F) in Koh Samui this month, an ideal temperature for swimming.

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