January Weather in Yanwan, China

Last updated: August 23, 2025

In January, the average temperature in Yanwan, China hovers around -3°C (27°F). While it can plummet to a chilling -25°C (-13°F), conditions may also warm up to a maximum of 8°C (46°F). Expect around 22 mm (0.8 in) of precipitation spread over 6 days, coupled with an average humidity level of 85%. Prepare for a brisk and humid winter experience!

January Temperature in Yanwan

In January in Yanwan, the average temperature is -3°C (27°F). The maximum can reach 8°C (46°F), while the minimum can be as low as -25°C (-13°F). Travelers should be prepared for cold weather and varying temperatures when visiting during this time.

January Weather in Yanwan: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Yanwan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yanwan, January typically has an average temperature of -3°C (27°F), with highs reaching up to 8°C (46°F) and lows dropping to around -25°C (-13°F).

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

January Precipitation in Yanwan

In Yanwan in January, the total precipitation amount is 22 mm (0.8 in) over the course of 6 days.

January Precipitation Trends in Yanwan

The chart displays monthly precipitation patterns in Yanwan, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Yanwan, January typically receives around 22 mm (0.8 inches) of precipitation spread over approximately 6 days.

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

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Millimeters (mm) Inches (in)

January Humidity in Yanwan

In Yanwan in January humidity is 85%. With an average temperature of -3°C (27°F), this humidity feels like a biting chill that seeps through layers of clothing, making travel seem daunting and the cold air sting your skin.

January Average Humidity in Yanwan

This chart illustrates the average monthly humidity levels in Yanwan, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Yanwan is approximately 85%, offering insight into how humid the weather typically is during this month.

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

January UV Index in Yanwan

In Yanwan in January, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Yanwan for better planning.

Maximum UV Index Levels in Yanwan for January

The chart shows the monthly maximum UV Index (UVI) for Yanwan in January, 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 January, the maximum UV index in Yanwan typically reaches 4, which falls under the moderate exposure category.

Data source: Yanwan January 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 January Weather in Yanwan Compares to Other Months

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

This table compares monthly weather conditions in Yanwan, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (27°F)	22 mm (0.8 inches)	85%	moderate
February Weather	0°C (32°F)	34 mm (1.3 inches)	87%	high
March Weather	6°C (44°F)	58 mm (2.3 inches)	90%	very high
April Weather	10°C (51°F)	88 mm (3.5 inches)	85%	very high
May Weather	15°C (58°F)	120 mm (4.7 inches)	81%	extreme
June Weather	18°C (65°F)	177 mm (7.0 inches)	86%	extreme
July Weather	20°C (69°F)	174 mm (6.9 inches)	87%	extreme
August Weather	20°C (68°F)	240 mm (9.4 inches)	88%	extreme
September Weather	15°C (60°F)	218 mm (8.6 inches)	89%	extreme
October Weather	9°C (49°F)	165 mm (6.5 inches)	90%	very high
November Weather	4°C (39°F)	44 mm (1.7 inches)	88%	high
December Weather	-2°C (29°F)	24 mm (1.0 inches)	88%	moderate