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December Weather in Chengguan, China

Last updated: August 23, 2025

In Chengguan, China, the average temperature in December hovers around -9°C (17°F), with minimum dips reaching -25°C (-12°F) and highs peaking at 7°C (46°F). With an average humidity of 66%, the month sees a low precipitation total of just 3 mm (0.1 in) over 0 days. Stay warm and make the most of the chilly weather!

December Temperature in Chengguan

In December in Chengguan, the average temperature is -9°C (17°F). Maximum temperatures can reach 7°C (46°F), while minimums can plunge to -25°C (-12°F). Travelers should be prepared for extreme cold and dress warmly if visiting during this time.

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

The chart illustrates December temperature patterns in Chengguan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chengguan, December typically has an average temperature of -9°C (17°F), with highs reaching up to 7°C (46°F) and lows dropping to around -25°C (-12°F).
JanFebMarAprMayJunJulAugSepOctNovDec162338506270736961463216
Data source: Temperature data for Chengguan 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 Chengguan

In Chengguan in December, the precipitation amount is 3 mm (0.1 in) during a total of 0 days.

December Precipitation Trends in Chengguan

The chart displays monthly precipitation patterns in Chengguan, 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 Chengguan, December typically receives around 3 mm (0.1 inches) of precipitation spread over approximately 0 days.
JanFebMarAprMayJunJulAugSepOctNovDec3623333751113935037143
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Chengguan

In Chengguan in December, humidity is 66%. With an average temperature of -9°C (17°F), this humidity feels like an icy blanket wrapping around you, making outdoor activities quite uncomfortable and requiring extra layers to stay warm while traveling.

December Average Humidity in Chengguan

This chart illustrates the average monthly humidity levels in Chengguan, 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 Chengguan is approximately 66%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec57%56%54%64%50%57%59%61%57%67%64%66%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Chengguan

In Chengguan in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Chengguan, you can visit Hourly UV Index in Chengguan.

Maximum UV Index Levels in Chengguan for December

The chart shows the monthly maximum UV Index (UVI) for Chengguan 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 Chengguan typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2479101011108642
Data source: Chengguan 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 Chengguan Compares to Other Months

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

This table compares monthly weather conditions in Chengguan, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (16°F)3 mm (0.1 inches)57%low
February Weather-5°C (23°F)6 mm (0.2 inches)56%moderate
March Weather4°C (39°F)23 mm (0.9 inches)54%high
April Weather10°C (50°F)33 mm (1.3 inches)64%very high
May Weather17°C (62°F)37 mm (1.5 inches)49%very high
June Weather21°C (71°F)51 mm (2.0 inches)57%very high
July Weather23°C (73°F)113 mm (4.5 inches)58%extreme
August Weather21°C (69°F)93 mm (3.7 inches)61%very high
September Weather16°C (61°F)50 mm (2.0 inches)57%very high
October Weather8°C (46°F)37 mm (1.4 inches)67%high
November Weather0°C (32°F)14 mm (0.5 inches)64%moderate
December Weather-9°C (17°F)3 mm (0.1 inches)66%low

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