December Weather in Yanji, China

Last updated: August 23, 2025

In Yanji, China, the average temperature in December hovers around 4°C (39°F). Expect a chilly minimum of -9°C (15°F) and a pleasant maximum of 17°C (63°F). During this time, precipitation averages 18 mm (0.7 in) over 3 days, contributing to an overall humidity of 77%. Prepare accordingly for a blend of cool conditions and occasional rain!

December Temperature in Yanji

In December in Yanji, the average temperature is 4°C (39°F), with maximums reaching up to 17°C (63°F) and minimums dropping as low as -9°C (15°F). Travelers should prepare for a wide range of temperatures and dress in layers to stay comfortable during their visit.

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

The chart illustrates December temperature patterns in Yanji, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yanji, December typically has an average temperature of 4°C (39°F), with highs reaching up to 17°C (63°F) and lows dropping to around -9°C (15°F).

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

December Precipitation in Yanji

In Yanji in December, the precipitation amount is 18 mm (0.7 in) over a span of 3 days.

December Precipitation Trends in Yanji

The chart displays monthly precipitation patterns in Yanji, 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 Yanji, December typically receives around 18 mm (0.7 inches) of precipitation spread over approximately 3 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 Yanji

In Yanji in December, humidity is 77%. With an average temperature of 4°C (39°F), this humidity feels like a brisk chill that seeps into your bones, making travel feel invigorating yet uncomfortable without proper layers to stay warm and dry.

December Average Humidity in Yanji

This chart illustrates the average monthly humidity levels in Yanji, 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 Yanji is approximately 77%, 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 Yanji

In Yanji 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 Yanji, you can check the information here.

Maximum UV Index Levels in Yanji for December

The chart shows the monthly maximum UV Index (UVI) for Yanji 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 Yanji typically reaches 3, which falls under the moderate exposure category.

Data source: Yanji 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 Yanji Compares to Other Months

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

This table compares monthly weather conditions in Yanji, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (36°F)	28 mm (1.1 inches)	68%	moderate
February Weather	5°C (41°F)	25 mm (1.0 inches)	73%	moderate
March Weather	11°C (52°F)	31 mm (1.2 inches)	81%	high
April Weather	16°C (62°F)	40 mm (1.6 inches)	82%	very high
May Weather	22°C (72°F)	62 mm (2.4 inches)	80%	very high
June Weather	27°C (80°F)	121 mm (4.7 inches)	79%	very high
July Weather	28°C (82°F)	235 mm (9.3 inches)	88%	very high
August Weather	28°C (82°F)	179 mm (7.1 inches)	84%	extreme
September Weather	24°C (75°F)	77 mm (3.0 inches)	71%	very high
October Weather	16°C (62°F)	42 mm (1.6 inches)	75%	very high
November Weather	11°C (52°F)	30 mm (1.2 inches)	84%	moderate
December Weather	4°C (39°F)	18 mm (0.7 inches)	77%	moderate