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December Weather in Chengjiao, China

Last updated: August 22, 2025

In Chengjiao, China, the average temperature in December hovers around -18°C (1°F). Prepare for the colder extremes, as temperatures can plunges to a chilling -32°C (-25°F), while occasionally reaching a milder 4°C (40°F). Expect an average of 7 mm (0.3 in) of precipitation over the course of just 1 day, with humidity levels averaging at a brisk 81%. Stay warm and plan accordingly!

December Temperature in Chengjiao

In December in Chengjiao, the average temperature is -18°C (0°F), with maximums reaching 4°C (40°F) and minimums plummeting to as low as -32°C (-25°F). Travelers should be prepared for extremely cold weather and ensure they have appropriate winter gear.

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

The chart illustrates December temperature patterns in Chengjiao, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chengjiao, December typically has an average temperature of -18°C (-1°F), with highs reaching up to 4°C (40°F) and lows dropping to around -32°C (-25°F).
JanFebMarAprMayJunJulAugSepOctNovDec-53254256657367574119-1
Data source: Temperature data for Chengjiao 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 Chengjiao

In Chengjiao in December, the precipitation amount is 7 mm (0.3 in) over the course of 1 day.

December Precipitation Trends in Chengjiao

The chart displays monthly precipitation patterns in Chengjiao, 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 Chengjiao, December typically receives around 7 mm (0.3 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec561232481471581919526207
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Chengjiao

In Chengjiao in December humidity is 81%. With an average temperature of -18°C (-1°F), this humidity feels like a chilling blanket enveloping you, making travel feel even more difficult as each breath draws in frigid air that bites at your lungs.

December Average Humidity in Chengjiao

This chart illustrates the average monthly humidity levels in Chengjiao, 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 Chengjiao is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%86%79%66%69%80%87%88%86%83%72%81%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Chengjiao

In Chengjiao in December, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Chengjiao.

Maximum UV Index Levels in Chengjiao for December

The chart shows the monthly maximum UV Index (UVI) for Chengjiao 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 Chengjiao typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec224688986421
Data source: Chengjiao 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 Chengjiao Compares to Other Months

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

This table compares monthly weather conditions in Chengjiao, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-21°C (-5°F)5 mm (0.2 inches)87%low
February Weather-16°C (4°F)6 mm (0.2 inches)86%low
March Weather-4°C (25°F)12 mm (0.5 inches)79%moderate
April Weather6°C (43°F)32 mm (1.2 inches)66%high
May Weather14°C (57°F)48 mm (1.9 inches)69%very high
June Weather19°C (66°F)147 mm (5.8 inches)80%very high
July Weather23°C (73°F)158 mm (6.2 inches)87%very high
August Weather19°C (67°F)191 mm (7.5 inches)88%very high
September Weather14°C (57°F)95 mm (3.7 inches)86%high
October Weather5°C (41°F)26 mm (1.0 inches)83%moderate
November Weather-7°C (19°F)20 mm (0.8 inches)72%low
December Weather-18°C (-1°F)7 mm (0.3 inches)81%low

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