January Weather in Sunyuan, China

Last updated: August 22, 2025

In January, the average temperature in Sunyuan, China hovers around -1°C (31°F). On colder days, temperatures can dip to a chilling -14°C (8°F), while the warmer side can reach up to 13°C (56°F). Expect some light precipitation, averaging 8 mm (0.3 in) over approximately 1 day, with an average humidity of 70%, making for a brisk and refreshing atmosphere.

January Temperature in Sunyuan

In January in Sunyuan, the average temperature is -1°C (31°F). The maximum can reach 13°C (56°F), while the minimum can drop as low as -14°C (8°F). Travelers should be prepared for a wide range of temperatures and dress in layers to stay comfortable.

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

The chart illustrates January temperature patterns in Sunyuan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sunyuan, January typically has an average temperature of -1°C (31°F), with highs reaching up to 13°C (56°F) and lows dropping to around -14°C (8°F).

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

January Precipitation in Sunyuan

In Sunyuan in January, the precipitation amount is 8 mm (0.3 in) over the course of 1 day.

January Precipitation Trends in Sunyuan

The chart displays monthly precipitation patterns in Sunyuan, 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 Sunyuan, January typically receives around 8 mm (0.3 inches) of precipitation spread over approximately 1 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 Sunyuan

In Sunyuan in January, humidity is 70%. With an average temperature of -1°C (31°F), this humidity feels like a biting chill that penetrates your clothes, making outdoor exploration brisk and invigorating yet slightly uncomfortable without proper layers.

January Average Humidity in Sunyuan

This chart illustrates the average monthly humidity levels in Sunyuan, 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 Sunyuan is approximately 70%, 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 Sunyuan

In Sunyuan 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 Sunyuan for better planning.

Maximum UV Index Levels in Sunyuan for January

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

Data source: Sunyuan 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 Sunyuan Compares to Other Months

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

This table compares monthly weather conditions in Sunyuan, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-1°C (31°F)	8 mm (0.3 inches)	70%	moderate
February Weather	2°C (37°F)	16 mm (0.6 inches)	80%	moderate
March Weather	9°C (49°F)	23 mm (0.9 inches)	83%	very high
April Weather	14°C (58°F)	41 mm (1.6 inches)	81%	very high
May Weather	19°C (67°F)	44 mm (1.7 inches)	68%	extreme
June Weather	23°C (74°F)	88 mm (3.4 inches)	74%	extreme
July Weather	25°C (77°F)	88 mm (3.5 inches)	76%	extreme
August Weather	24°C (75°F)	120 mm (4.7 inches)	72%	extreme
September Weather	18°C (66°F)	123 mm (4.8 inches)	78%	very high
October Weather	12°C (53°F)	71 mm (2.8 inches)	85%	very high
November Weather	6°C (44°F)	17 mm (0.7 inches)	82%	moderate
December Weather	0°C (33°F)	6 mm (0.2 inches)	80%	moderate