January Weather in Longnan, China

Last updated: August 22, 2025

In January, the average temperature in Longnan, China hovers around -4°C (24°F), with a stark possibility of dipping to a minimum of -28°C (-17°F) or reaching a maximum of 8°C (46°F). Expect about 19 mm (0.7 in) of precipitation spread over 6 days, and brace yourself for high average humidity at 87%.

January Temperature in Longnan

In January in Longnan, the average temperature is -4°C (24°F). The maximum can reach 8°C (46°F), while the minimum can drop as low as -28°C (-17°F). Travelers should prepare for cold conditions and dress warmly when visiting during this time.

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

The chart illustrates January temperature patterns in Longnan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Longnan, January typically has an average temperature of -4°C (24°F), with highs reaching up to 8°C (46°F) and lows dropping to around -28°C (-17°F).

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

January Precipitation in Longnan

In Longnan in January, the precipitation amount is 19 mm (0.7 in) over a span of 6 days.

January Precipitation Trends in Longnan

The chart displays monthly precipitation patterns in Longnan, 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 Longnan, January typically receives around 19 mm (0.7 inches) of precipitation spread over approximately 6 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 Longnan

In Longnan in January, humidity is 87%. With an average temperature of -4°C (24°F), this humidity feels like a biting chill that seeps into your bones, making travel uncomfortable and uninviting, as each breath feels heavier in the damp air.

January Average Humidity in Longnan

This chart illustrates the average monthly humidity levels in Longnan, 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 Longnan is approximately 87%, 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 Longnan

In Longnan in January, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Longnan.

Maximum UV Index Levels in Longnan for January

The chart shows the monthly maximum UV Index (UVI) for Longnan 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 Longnan typically reaches 5, which falls under the moderate exposure category.

Data source: Longnan 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 Longnan Compares to Other Months

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

This table compares monthly weather conditions in Longnan, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-4°C (24°F)	19 mm (0.7 inches)	87%	moderate
February Weather	-2°C (29°F)	28 mm (1.1 inches)	90%	very high
March Weather	6°C (42°F)	46 mm (1.8 inches)	86%	very high
April Weather	10°C (50°F)	77 mm (3.0 inches)	84%	extreme
May Weather	14°C (57°F)	103 mm (4.1 inches)	84%	extreme
June Weather	17°C (63°F)	132 mm (5.2 inches)	87%	extreme
July Weather	20°C (68°F)	166 mm (6.5 inches)	88%	extreme
August Weather	19°C (67°F)	173 mm (6.8 inches)	91%	extreme
September Weather	15°C (59°F)	142 mm (5.6 inches)	91%	extreme
October Weather	9°C (49°F)	113 mm (4.5 inches)	91%	very high
November Weather	3°C (38°F)	34 mm (1.3 inches)	90%	high
December Weather	-3°C (27°F)	20 mm (0.8 inches)	87%	moderate