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December Weather in Yanwu, China

Last updated: August 22, 2025

In Yanwu, China, the average temperature in December hovers around -3°C (26°F). However, be prepared for extremes: temperatures can drop to a chilly -17°C (1°F) or rise to a comfortable 11°C (53°F). During this month, the region sees a modest precipitation of 6 mm (0.2 in) over the course of just 1 day, accompanied by an average humidity level of 69%.

December Temperature in Yanwu

In December in Yanwu, the average temperature is -3°C (26°F). The maximum can reach 11°C (53°F), while the minimum can drop as low as -17°C (1°F). Be sure to pack warm clothing and prepare for chilly weather when traveling during this time.

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

The chart illustrates December temperature patterns in Yanwu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yanwu, December typically has an average temperature of -3°C (26°F), with highs reaching up to 11°C (53°F) and lows dropping to around -17°C (1°F).
JanFebMarAprMayJunJulAugSepOctNovDec242942526068716860473726
Data source: Temperature data for Yanwu 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 Yanwu

In Yanwu in December, the precipitation amount is 6 mm (0.2 in) over the course of 1 day.

December Precipitation Trends in Yanwu

The chart displays monthly precipitation patterns in Yanwu, 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 Yanwu, December typically receives around 6 mm (0.2 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec814214241681101608755176
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Yanwu

In Yanwu in December humidity is 69%. With an average temperature of -3°C (26°F), this humidity feels like a biting chill that wraps around you, making every breath feel heavy and crisp—perfect for travelers who are unaccustomed to such damp cold.

December Average Humidity in Yanwu

This chart illustrates the average monthly humidity levels in Yanwu, 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 Yanwu is approximately 69%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec60%66%68%73%58%65%59%60%73%77%74%69%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Yanwu

In Yanwu 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 Yanwu, you can check the information here.

Maximum UV Index Levels in Yanwu for December

The chart shows the monthly maximum UV Index (UVI) for Yanwu 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 Yanwu typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec457101212131110853
Data source: Yanwu 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 Yanwu Compares to Other Months

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

This table compares monthly weather conditions in Yanwu, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (24°F)7 mm (0.3 inches)60%moderate
February Weather-2°C (29°F)14 mm (0.6 inches)66%moderate
March Weather6°C (42°F)21 mm (0.8 inches)68%high
April Weather11°C (52°F)42 mm (1.7 inches)73%very high
May Weather16°C (61°F)41 mm (1.6 inches)58%extreme
June Weather20°C (68°F)68 mm (2.7 inches)65%extreme
July Weather22°C (72°F)110 mm (4.3 inches)59%extreme
August Weather20°C (68°F)160 mm (6.3 inches)60%extreme
September Weather16°C (60°F)87 mm (3.4 inches)73%very high
October Weather9°C (48°F)55 mm (2.2 inches)77%very high
November Weather3°C (37°F)17 mm (0.7 inches)74%moderate
December Weather-3°C (26°F)6 mm (0.2 inches)69%moderate

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