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Temperatures in December
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Thailand temperatures in December

December in Thailand has maximum daytime temperatures ranging from high in Mae Salong with 27°C to very high temperatures in Suphan Buri with 34°C. Nighttime temperatures generally drop to 23°C in Suphan Buri and 14°C in Mae Salong. On average, it is one of the coldest months of the year.

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 30°C. Warm: 22°C to 30°C. Pleasant: 18°C to 22°C Moderate: 12°C to 18°C. Cold: 2°C to 12°C. Very cold: lower than 2°C

  • What is the warmest city in December in Thailand?
    • Suphan Buri tops the warmest city list in our database with average maximum daytime temperatures around 34°C and a minimum nighttime temperature of around 23°C.

  • What is the coldest city in December in Thailand?
    • According to our data, Mae Salong holds the title for the coldest city in Thailand in December. It experiences maximum temperatures of approximately 27°C and drops to lows of about 14°C during the night.

  • How much sun does Thailand get in December?
    • Bangkok enjoys close to 262 hours of sunlight. This not only brightens the days but also uplifts the atmosphere during the month.

  • What is the water's temperature in December?
    • The water temperature averages approximately 29°C in Koh Samui this month, which is a bit warm water for swimming. For many people, water temperatures around 29°C might feel quite warm. Especially when compared to average swimming pool temperatures which are typically between 25°C and 28°C.

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