January Weather in Sanyu, China

Last updated: August 22, 2025

In January, the average temperature in Sanyu, China hovers around 5°C (41°F), with a minimum dipping to -8°C (19°F) and a maximum soaring to 17°C (63°F). Expect about 50 mm (2.0 in) of precipitation spread over 7 days, accompanied by an average humidity of 67%.

January Temperature in Sanyu

In January in Sanyu, the average temperature is 5°C (41°F), with a maximum that can reach 17°C (63°F) and a minimum that can drop as low as -8°C (19°F). Travelers should be prepared for a wide range of temperatures, making layering essential for comfort during their visit.

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

The chart illustrates January temperature patterns in Sanyu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sanyu, January typically has an average temperature of 5°C (41°F), with highs reaching up to 17°C (63°F) and lows dropping to around -8°C (19°F).

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

January Precipitation in Sanyu

In Sanyu in January, the precipitation amount is 50 mm (2.0 in) over a span of 7 days.

January Precipitation Trends in Sanyu

The chart displays monthly precipitation patterns in Sanyu, 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 Sanyu, January typically receives around 50 mm (2.0 inches) of precipitation spread over approximately 7 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in Sanyu

In Sanyu in January humidity is 67%. With an average temperature of 5°C (41°F), this humidity feels like a chilly blanket wrapping around you, making outdoor activities brisk and invigorating yet slightly uncomfortable if you're not properly layered.

January Average Humidity in Sanyu

This chart illustrates the average monthly humidity levels in Sanyu, 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 Sanyu is approximately 67%, 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 Sanyu

In Sanyu 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 Sanyu for better planning.

Maximum UV Index Levels in Sanyu for January

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

Data source: Sanyu 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 Sanyu Compares to Other Months

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

This table compares monthly weather conditions in Sanyu, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (41°F)	50 mm (2.0 inches)	67%	moderate
February Weather	6°C (43°F)	54 mm (2.1 inches)	69%	high
March Weather	10°C (51°F)	60 mm (2.4 inches)	79%	very high
April Weather	15°C (59°F)	73 mm (2.9 inches)	86%	very high
May Weather	20°C (68°F)	110 mm (4.3 inches)	87%	very high
June Weather	24°C (75°F)	126 mm (5.0 inches)	90%	extreme
July Weather	28°C (82°F)	224 mm (8.8 inches)	95%	extreme
August Weather	28°C (83°F)	183 mm (7.2 inches)	92%	extreme
September Weather	25°C (77°F)	147 mm (5.8 inches)	79%	very high
October Weather	19°C (67°F)	63 mm (2.5 inches)	76%	very high
November Weather	14°C (57°F)	57 mm (2.3 inches)	77%	high
December Weather	7°C (46°F)	48 mm (1.9 inches)	73%	moderate