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December Weather in Chengyang, China

Last updated: August 22, 2025

In December, the average temperature in Chengyang, China hovers around 3°C (39°F), with lows dipping to -9°C (16°F) and highs reaching up to 14°C (58°F). Expect about 14 mm (0.5 in) of precipitation spread over 3 days, along with a comfortable average humidity level of 69%.

December Temperature in Chengyang

In December in Chengyang, the average temperature is 3°C (39°F), with maximums reaching 14°C (58°F) and minimums dropping as low as -9°C (16°F). It's essential to pack warm clothing if you're planning to visit during this time.

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

The chart illustrates December temperature patterns in Chengyang, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chengyang, December typically has an average temperature of 3°C (39°F), with highs reaching up to 14°C (58°F) and lows dropping to around -9°C (16°F).
JanFebMarAprMayJunJulAugSepOctNovDec343645536370788074625138
Data source: Temperature data for Chengyang 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 Chengyang

In Chengyang in December, the precipitation amount is 14 mm (0.5 in) over the course of 3 days.

December Precipitation Trends in Chengyang

The chart displays monthly precipitation patterns in Chengyang, 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 Chengyang, December typically receives around 14 mm (0.5 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec14202633568118816766362614
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Chengyang

In Chengyang in December, humidity is 69%. With an average temperature of 3°C (39°F), this humidity feels like a chilly, damp embrace that can make outdoor activities uncomfortable, leaving travelers feeling colder than the thermometer indicates.

December Average Humidity in Chengyang

This chart illustrates the average monthly humidity levels in Chengyang, 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 Chengyang is approximately 69%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec65%62%69%81%82%86%93%91%74%72%71%69%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Chengyang

In Chengyang in December, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Chengyang, you can check the information here.

Maximum UV Index Levels in Chengyang for December

The chart shows the monthly maximum UV Index (UVI) for Chengyang 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 Chengyang typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec347891011108743
Data source: Chengyang 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 Chengyang Compares to Other Months

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

This table compares monthly weather conditions in Chengyang, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)14 mm (0.6 inches)65%moderate
February Weather2°C (37°F)20 mm (0.8 inches)62%moderate
March Weather7°C (45°F)26 mm (1.0 inches)69%high
April Weather12°C (54°F)33 mm (1.3 inches)81%very high
May Weather17°C (63°F)56 mm (2.2 inches)82%very high
June Weather21°C (71°F)81 mm (3.2 inches)86%very high
July Weather25°C (78°F)188 mm (7.4 inches)93%extreme
August Weather27°C (80°F)167 mm (6.6 inches)91%very high
September Weather23°C (74°F)66 mm (2.6 inches)74%very high
October Weather17°C (62°F)35 mm (1.4 inches)72%high
November Weather11°C (52°F)25 mm (1.0 inches)71%moderate
December Weather3°C (39°F)14 mm (0.5 inches)69%moderate

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