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December Weather in Wiang Sa, Thailand

Last updated: August 27, 2025

In Wiang Sa, Thailand, the average temperature in December hovers around 22°C (73°F), inviting pleasant experiences. However, temperatures can vary significantly, dipping to a minimum of 7°C (45°F) and soaring to a maximum of 35°C (95°F). During this month, you can expect approximately 15 mm (0.6 in) of precipitation over about 1 day, while the average humidity sits at a comfortable 60%. Enjoy the diversity of climate this month brings!

December Temperature in Wiang Sa

In December in Wiang Sa, the average temperature is 22°C (73°F). Maximums can reach 35°C (95°F) and minimums can be as low as 7°C (45°F). Be prepared for a warm climate with the possibility of cooler evenings, making it an ideal time to explore outdoor activities.

December Weather in Wiang Sa: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Wiang Sa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Wiang Sa, December typically has an average temperature of 22°C (73°F), with highs reaching up to 35°C (95°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec737582838383818181807872
Data source: Temperature data for Wiang Sa 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 Wiang Sa

In Wiang Sa in December, the precipitation amount is 15 mm (0.6 in) over the course of 1 day.

December Precipitation Trends in Wiang Sa

The chart displays monthly precipitation patterns in Wiang Sa, 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 Wiang Sa, December typically receives around 15 mm (0.6 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec261514104148209251320188951415
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Wiang Sa

In Wiang Sa in December humidity is 60%. With an average temperature of 22°C (73°F), this humidity feels like a warm embrace, perfect for leisurely strolls but can be a bit sticky, encouraging travelers to seek out shade or refreshing drinks.

December Average Humidity in Wiang Sa

This chart illustrates the average monthly humidity levels in Wiang Sa, 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 Wiang Sa is approximately 60%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec57%53%45%39%66%79%90%92%85%72%64%60%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Wiang Sa

In Wiang Sa in December, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Wiang Sa.

Maximum UV Index Levels in Wiang Sa for December

The chart shows the monthly maximum UV Index (UVI) for Wiang Sa 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 Wiang Sa typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec9111313141415141413108
Data source: Wiang Sa 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 Wiang Sa Compares to Other Months

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

This table compares monthly weather conditions in Wiang Sa, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather23°C (73°F)26 mm (1.0 inches)57%very high
February Weather24°C (76°F)15 mm (0.6 inches)53%extreme
March Weather28°C (82°F)14 mm (0.5 inches)45%extreme
April Weather28°C (83°F)104 mm (4.1 inches)39%extreme
May Weather29°C (84°F)148 mm (5.8 inches)66%extreme
June Weather28°C (83°F)209 mm (8.2 inches)79%extreme
July Weather27°C (82°F)251 mm (9.9 inches)90%extreme
August Weather27°C (81°F)320 mm (12.6 inches)92%extreme
September Weather27°C (81°F)188 mm (7.4 inches)85%extreme
October Weather27°C (80°F)95 mm (3.7 inches)72%extreme
November Weather26°C (78°F)14 mm (0.6 inches)64%very high
December Weather22°C (73°F)15 mm (0.6 inches)60%very high

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