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December Weather in Chengyue, China

Last updated: August 22, 2025

In December, the average temperature in Chengyue, China hovers around 18°C (66°F), offering a comfortable climate. Expect minimums of 7°C (45°F) and maximums reaching 29°C (84°F). During this period, precipitation totals approximately 13 mm (0.5 in) spread over 3 days, with an average humidity level of 70%. Enjoy the mild weather and make the most of your time in this beautiful locale!

December Temperature in Chengyue

In December in Chengyue, the average temperature is 18°C (66°F). Maximum temperatures can reach 29°C (84°F), while the minimum can drop to as low as 7°C (45°F). This makes it an ideal time for travelers to enjoy a pleasant climate and explore both outdoor activities and local attractions comfortably.

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

The chart illustrates December temperature patterns in Chengyue, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chengyue, December typically has an average temperature of 18°C (66°F), with highs reaching up to 29°C (84°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec646572768285858483787365
Data source: Temperature data for Chengyue 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 Chengyue

In Chengyue in December, the precipitation amount is 13 mm (0.5 in) over a span of 3 days.

December Precipitation Trends in Chengyue

The chart displays monthly precipitation patterns in Chengyue, 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 Chengyue, December typically receives around 13 mm (0.5 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec1351471231571842133381991302413
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Chengyue

In Chengyue in December humidity is 70%. With an average temperature of 18°C (66°F), this humidity feels like a warm, muggy embrace that can make outdoor activities feel sticky and tiring, often requiring frequent breaks for hydration and shade while traveling.

December Average Humidity in Chengyue

This chart illustrates the average monthly humidity levels in Chengyue, 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 Chengyue is approximately 70%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec66%72%73%71%76%79%86%86%78%72%69%70%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Chengyue

In Chengyue in December, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Chengyue.

Maximum UV Index Levels in Chengyue for December

The chart shows the monthly maximum UV Index (UVI) for Chengyue 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 Chengyue typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec810121213131314121197
Data source: Chengyue 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 Chengyue Compares to Other Months

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

This table compares monthly weather conditions in Chengyue, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather18°C (64°F)13 mm (0.5 inches)66%very high
February Weather18°C (65°F)51 mm (2.0 inches)71%very high
March Weather22°C (73°F)47 mm (1.8 inches)73%extreme
April Weather25°C (76°F)123 mm (4.8 inches)71%extreme
May Weather28°C (82°F)157 mm (6.2 inches)76%extreme
June Weather30°C (86°F)183 mm (7.2 inches)79%extreme
July Weather30°C (86°F)213 mm (8.4 inches)86%extreme
August Weather29°C (84°F)338 mm (13.3 inches)86%extreme
September Weather28°C (83°F)199 mm (7.8 inches)78%extreme
October Weather25°C (78°F)130 mm (5.1 inches)72%extreme
November Weather23°C (73°F)23 mm (0.9 inches)69%very high
December Weather18°C (66°F)13 mm (0.5 inches)70%high

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