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December Weather in Si Sawat, Thailand

Last updated: August 27, 2025

In December, the average temperature in Si Sawat, Thailand is a pleasant 24°C (75°F). You can expect minimums dropping to 14°C (57°F) and maximums soaring up to 33°C (91°F). The region sees approximately 14 mm (0.5 in) of precipitation over just 1 day, contributing to an average humidity of 60%.

December Temperature in Si Sawat

In December in Si Sawat, the average temperature is 24°C (75°F), with maximums reaching 33°C (91°F) and minimums dipping as low as 14°C (57°F). This pleasant climate makes Si Sawat an ideal destination for travelers seeking a comfortable escape.

December Weather in Si Sawat: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Si Sawat, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Si Sawat, December typically has an average temperature of 24°C (75°F), with highs reaching up to 33°C (91°F) and lows dropping to around 14°C (57°F).
JanFebMarAprMayJunJulAugSepOctNovDec767882828179787879797774
Data source: Temperature data for Si Sawat generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Si Sawat

In Si Sawat in December, the precipitation amount is 14 mm (0.5 in) over the course of 1 day.

December Precipitation Trends in Si Sawat

The chart displays monthly precipitation patterns in Si Sawat, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Si Sawat, December typically receives around 14 mm (0.5 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec171022781271972302732511934614
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Si Sawat

In Si Sawat in December, humidity is 60%. With an average temperature of 24°C (75°F), this humidity feels like a warm, tropical embrace, making it both pleasant and slightly sticky for traveling.

December Average Humidity in Si Sawat

This chart illustrates the average monthly humidity levels in Si Sawat, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Si Sawat is approximately 60%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec53%54%56%65%77%87%89%89%86%79%69%60%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Si Sawat

In Si Sawat in December, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Si Sawat.

Maximum UV Index Levels in Si Sawat for December

The chart shows the monthly maximum UV Index (UVI) for Si Sawat in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Si Sawat typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec11131414141414151413109
Data source: Si Sawat December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How December Weather in Si Sawat Compares to Other Months

Weather in Si Sawat varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Si Sawat, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Si Sawat, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (76°F)17 mm (0.7 inches)53%extreme
February Weather26°C (79°F)10 mm (0.4 inches)54%extreme
March Weather28°C (82°F)22 mm (0.9 inches)56%extreme
April Weather28°C (83°F)78 mm (3.1 inches)65%extreme
May Weather27°C (82°F)127 mm (5.0 inches)77%extreme
June Weather26°C (80°F)197 mm (7.7 inches)86%extreme
July Weather25°C (78°F)230 mm (9.0 inches)89%extreme
August Weather25°C (78°F)273 mm (10.7 inches)89%extreme
September Weather26°C (79°F)251 mm (9.9 inches)86%extreme
October Weather26°C (79°F)193 mm (7.6 inches)78%extreme
November Weather25°C (78°F)46 mm (1.8 inches)69%very high
December Weather24°C (75°F)14 mm (0.5 inches)60%very high

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