January Weather in Onsu, China

Last updated: August 22, 2025

In January, the average temperature in Onsu, China hovers around -7°C (20°F), with a minimum dropping to -18°C (1°F) and a maximum reaching 5°C (42°F). Expect minimal precipitation, with only 2 mm (0.1 in) recorded during 0 days of the month. The average humidity lingers at a comfortable 49%, making it a crisp yet refreshing time of year.

January Temperature in Onsu

In January in Onsu, the average temperature is -7°C (20°F). The maximum can reach 5°C (42°F), while the minimum can drop as low as -18°C (1°F). Travelers should be prepared for cold weather and dress in layers to stay warm while exploring the area.

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

The chart illustrates January temperature patterns in Onsu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Onsu, January typically has an average temperature of -7°C (20°F), with highs reaching up to 5°C (42°F) and lows dropping to around -18°C (1°F).

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

January Precipitation in Onsu

In Onsu in January, the precipitation amount is 2 mm (0.1 in) during a span of 0 days.

January Precipitation Trends in Onsu

The chart displays monthly precipitation patterns in Onsu, 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 Onsu, January typically receives around 2 mm (0.1 inches) of precipitation spread over approximately 0 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 Onsu

In Onsu in January humidity is 49%. With an average temperature of -7°C (20°F), this humidity feels like a crisp chill in the air, making travel invigorating but requiring proper layering to stay comfortable while exploring.

January Average Humidity in Onsu

This chart illustrates the average monthly humidity levels in Onsu, 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 Onsu is approximately 49%, 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 Onsu

In Onsu in January, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Onsu, you can visit Hourly UV Index in Onsu.

Maximum UV Index Levels in Onsu for January

The chart shows the monthly maximum UV Index (UVI) for Onsu 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 Onsu typically reaches 2, which falls under the low exposure category.

Data source: Onsu 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 Onsu Compares to Other Months

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

This table compares monthly weather conditions in Onsu, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-7°C (20°F)	2 mm (0.1 inches)	49%	low
February Weather	-2°C (29°F)	6 mm (0.3 inches)	42%	moderate
March Weather	6°C (44°F)	4 mm (0.2 inches)	45%	high
April Weather	13°C (56°F)	25 mm (1.0 inches)	39%	very high
May Weather	19°C (66°F)	16 mm (0.6 inches)	36%	very high
June Weather	21°C (70°F)	17 mm (0.7 inches)	36%	very high
July Weather	23°C (74°F)	13 mm (0.5 inches)	36%	very high
August Weather	21°C (71°F)	29 mm (1.1 inches)	37%	very high
September Weather	17°C (63°F)	20 mm (0.8 inches)	39%	very high
October Weather	10°C (50°F)	13 mm (0.5 inches)	47%	moderate
November Weather	1°C (35°F)	7 mm (0.3 inches)	49%	moderate
December Weather	-5°C (23°F)	2 mm (0.1 inches)	51%	low