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December Weather in Chengshan, China

Last updated: August 22, 2025

In December, the average temperature in Chengshan, China hovers around 8°C (47°F), with potential extremes ranging from a brisk -3°C (27°F) to a milder 21°C (71°F). Expect 46 mm (1.8 in) of precipitation over 7 days, resulting in an average humidity of 79%. Perfect for cozy sweaters and a little indoor relaxation!

December Temperature in Chengshan

In December in Chengshan, the average temperature is 8°C (47°F), with maximums reaching 21°C (71°F) and minimums dropping as low as -3°C (27°F). Visitors should be prepared for a range of temperatures, ensuring they pack accordingly for both mild days and chilly nights.

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

The chart illustrates December temperature patterns in Chengshan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chengshan, December typically has an average temperature of 8°C (47°F), with highs reaching up to 21°C (71°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec434656657480858679675847
Data source: Temperature data for Chengshan 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 Chengshan

In Chengshan in December, the precipitation amount is 46 mm (1.8 in) over the course of 7 days.

December Precipitation Trends in Chengshan

The chart displays monthly precipitation patterns in Chengshan, 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 Chengshan, December typically receives around 46 mm (1.8 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec6279163148187319259158104274646
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Chengshan

In Chengshan in December, humidity is 79%. With an average temperature of 8°C (47°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and requiring extra layers to stay comfortable while traveling.

December Average Humidity in Chengshan

This chart illustrates the average monthly humidity levels in Chengshan, 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 Chengshan is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec69%73%82%86%86%86%90%86%73%73%80%79%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Chengshan

In Chengshan 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 Chengshan.

Maximum UV Index Levels in Chengshan for December

The chart shows the monthly maximum UV Index (UVI) for Chengshan 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 Chengshan typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec679101112121210865
Data source: Chengshan 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 Chengshan Compares to Other Months

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

This table compares monthly weather conditions in Chengshan, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)62 mm (2.4 inches)69%high
February Weather8°C (46°F)79 mm (3.1 inches)73%high
March Weather14°C (57°F)163 mm (6.4 inches)82%very high
April Weather18°C (65°F)148 mm (5.8 inches)86%very high
May Weather23°C (75°F)187 mm (7.4 inches)86%extreme
June Weather27°C (80°F)319 mm (12.6 inches)86%extreme
July Weather30°C (86°F)259 mm (10.2 inches)90%extreme
August Weather30°C (86°F)158 mm (6.2 inches)86%extreme
September Weather26°C (79°F)104 mm (4.1 inches)73%very high
October Weather20°C (68°F)27 mm (1.1 inches)73%very high
November Weather14°C (58°F)45 mm (1.8 inches)80%high
December Weather8°C (47°F)46 mm (1.8 inches)79%moderate

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