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December Weather in Sanjiaguan, China

Last updated: August 22, 2025

In Sanjiaguan, China, the average temperature in December hovers around 6°C (44°F). Expect minimums to drop as low as -4°C (25°F), while highs can reach up to 18°C (65°F). Be prepared for 41 mm (1.6 in) of precipitation over approximately 9 days, with an average humidity of 76% adding to the chilly atmosphere.

December Temperature in Sanjiaguan

In December in Sanjiaguan, the average temperature is 6°C (44°F). The maximum can reach 18°C (65°F), while the minimum can drop as low as -4°C (25°F). Be sure to pack layers to stay comfortable during your travels!

December Weather in Sanjiaguan: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Sanjiaguan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sanjiaguan, December typically has an average temperature of 6°C (44°F), with highs reaching up to 18°C (65°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec404353616874797972615343
Data source: Temperature data for Sanjiaguan 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 Sanjiaguan

In Sanjiaguan in December, the precipitation amount is 41 mm (1.6 in) spread over 9 days.

December Precipitation Trends in Sanjiaguan

The chart displays monthly precipitation patterns in Sanjiaguan, 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 Sanjiaguan, December typically receives around 41 mm (1.6 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec6575152178261295258185152997341
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Sanjiaguan

In Sanjiaguan in December humidity is 76%. With an average temperature of 6°C (44°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration somewhat uncomfortable. The combination of cool air and high humidity can leave you feeling clammy, so it's advisable to dress in layers and plan for indoor activities or seek shelter during the dampest parts of the day.

December Average Humidity in Sanjiaguan

This chart illustrates the average monthly humidity levels in Sanjiaguan, 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 Sanjiaguan is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec71%75%86%86%86%87%89%86%70%73%83%76%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Sanjiaguan

In Sanjiaguan in December, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Sanjiaguan.

Maximum UV Index Levels in Sanjiaguan for December

The chart shows the monthly maximum UV Index (UVI) for Sanjiaguan 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 Sanjiaguan typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec678121112131210975
Data source: Sanjiaguan 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 Sanjiaguan Compares to Other Months

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

This table compares monthly weather conditions in Sanjiaguan, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)65 mm (2.6 inches)71%high
February Weather6°C (44°F)75 mm (3.0 inches)75%high
March Weather12°C (53°F)152 mm (6.0 inches)86%very high
April Weather16°C (61°F)178 mm (7.0 inches)86%extreme
May Weather20°C (68°F)261 mm (10.3 inches)86%extreme
June Weather24°C (75°F)295 mm (11.6 inches)87%extreme
July Weather26°C (79°F)258 mm (10.2 inches)89%extreme
August Weather26°C (80°F)185 mm (7.3 inches)86%extreme
September Weather22°C (73°F)152 mm (6.0 inches)70%very high
October Weather16°C (62°F)99 mm (3.9 inches)72%very high
November Weather12°C (53°F)73 mm (2.9 inches)82%high
December Weather6°C (44°F)41 mm (1.6 inches)76%moderate

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