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December Weather in Heshan, China

Last updated: August 22, 2025

In December, the average temperature in Heshan, China hovers around 2°C (35°F). Expect a chilly atmosphere, with a minimum dipping to -10°C (15°F) and a maximum reaching 15°C (58°F). Be prepared for approximately 23 mm (0.9 in) of precipitation spread over 5 days, and a comfortable average humidity of 69%.

December Temperature in Heshan

In December in Heshan, the average temperature is 2°C (35°F). Maximums can reach 15°C (58°F), while minimums can drop as low as -10°C (15°F). It's advisable to pack layers and stay prepared for a variety of weather conditions while traveling.

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

The chart illustrates December temperature patterns in Heshan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Heshan, December typically has an average temperature of 2°C (35°F), with highs reaching up to 15°C (58°F) and lows dropping to around -10°C (15°F).
JanFebMarAprMayJunJulAugSepOctNovDec313444556573798072594835
Data source: Temperature data for Heshan 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 Heshan

In Heshan in December, the precipitation amount is 23 mm (0.9 in) over the course of 5 days.

December Precipitation Trends in Heshan

The chart displays monthly precipitation patterns in Heshan, 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 Heshan, December typically receives around 23 mm (0.9 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec15182341526614512473272923
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Heshan

In Heshan in December, humidity is 69%. With an average temperature of 2°C (35°F), this humidity feels like a damp chill in the air, making traveling uncomfortable as the cold penetrates your clothing and the moisture clings to your skin.

December Average Humidity in Heshan

This chart illustrates the average monthly humidity levels in Heshan, 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 Heshan 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 Heshan

In Heshan 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 Heshan, you can check the information here.

Maximum UV Index Levels in Heshan for December

The chart shows the monthly maximum UV Index (UVI) for Heshan 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 Heshan typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec346991011118743
Data source: Heshan 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 Heshan Compares to Other Months

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

This table compares monthly weather conditions in Heshan, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)15 mm (0.6 inches)65%moderate
February Weather1°C (34°F)18 mm (0.7 inches)62%moderate
March Weather7°C (45°F)23 mm (0.9 inches)69%high
April Weather13°C (55°F)40 mm (1.6 inches)81%very high
May Weather18°C (66°F)52 mm (2.0 inches)82%very high
June Weather23°C (73°F)66 mm (2.6 inches)86%very high
July Weather26°C (79°F)145 mm (5.7 inches)93%extreme
August Weather27°C (80°F)124 mm (4.9 inches)91%extreme
September Weather22°C (72°F)73 mm (2.9 inches)74%very high
October Weather15°C (59°F)27 mm (1.1 inches)72%high
November Weather9°C (48°F)29 mm (1.1 inches)71%moderate
December Weather2°C (35°F)23 mm (0.9 inches)69%moderate

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