December Weather in Yanshan, China

Last updated: August 22, 2025

In Yanshan, China, the average temperature in December hovers around 12°C (55°F). Expect a range in daily temperatures, with minimums dipping to 1°C (33°F) and maximums reaching up to 27°C (81°F). During this month, you can anticipate about 27 mm (1.1 in) of precipitation spread across 4 days, contributing to an average humidity of 74%. Enjoy the mild climate, but don't forget your umbrella!

December Temperature in Yanshan

In December in Yanshan, the average temperature is 12°C (55°F). The maximum can reach 27°C (81°F), while the minimum can be as low as 1°C (33°F). Be prepared for a mix of mild and warm days, perfect for exploring the outdoors.

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

The chart illustrates December temperature patterns in Yanshan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yanshan, December typically has an average temperature of 12°C (55°F), with highs reaching up to 27°C (81°F) and lows dropping to around 1°C (33°F).

Data source: Temperature data for Yanshan generated using information from the Copernicus Climate Change Service.

December Precipitation in Yanshan

In Yanshan in December, the total precipitation amount is 27 mm (1.1 in) over a span of 4 days.

December Precipitation Trends in Yanshan

The chart displays monthly precipitation patterns in Yanshan, 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 Yanshan, December typically receives around 27 mm (1.1 inches) of precipitation spread over approximately 4 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

December Humidity in Yanshan

In Yanshan in December, humidity is 74%. With an average temperature of 12°C (55°F), this humidity feels like a cool, damp chill clinging to your skin, making outdoor activities less enjoyable and encouraging you to seek sheltered spots or cozy cafes to stay warm while exploring the area.

December Average Humidity in Yanshan

This chart illustrates the average monthly humidity levels in Yanshan, 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 Yanshan is approximately 74%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Yanshan

In Yanshan 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 Yanshan.

Maximum UV Index Levels in Yanshan for December

The chart shows the monthly maximum UV Index (UVI) for Yanshan 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 Yanshan typically reaches 7, which falls under the high exposure category.

Data source: Yanshan 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 Yanshan Compares to Other Months

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

This table compares monthly weather conditions in Yanshan, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	12°C (54°F)	44 mm (1.7 inches)	66%	high
February Weather	12°C (54°F)	78 mm (3.1 inches)	70%	very high
March Weather	16°C (61°F)	152 mm (6.0 inches)	77%	extreme
April Weather	19°C (66°F)	145 mm (5.7 inches)	76%	extreme
May Weather	22°C (73°F)	219 mm (8.6 inches)	85%	extreme
June Weather	25°C (77°F)	292 mm (11.5 inches)	80%	extreme
July Weather	27°C (80°F)	112 mm (4.4 inches)	87%	extreme
August Weather	26°C (79°F)	199 mm (7.8 inches)	84%	extreme
September Weather	25°C (78°F)	107 mm (4.2 inches)	61%	extreme
October Weather	21°C (70°F)	49 mm (1.9 inches)	62%	very high
November Weather	17°C (62°F)	50 mm (2.0 inches)	67%	very high
December Weather	12°C (55°F)	27 mm (1.1 inches)	74%	high