January Weather in Helong, China

Last updated: August 22, 2025

In Helong, China, the average temperature during January hovers around -14°C (7°F), with extremes reaching a frigid -29°C (-20°F) and a mild 4°C (39°F). Expect a total precipitation of 8 mm (0.3 in) over approximately 2 days, while the air remains quite humid, with an average humidity level of 78%.

January Temperature in Helong

In January in Helong, the average temperature is -14°C (7°F). The maximum can reach 4°C (39°F), while the minimum can drop as low as -29°C (-20°F). Travelers should be prepared for extreme cold and pack accordingly.

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

The chart illustrates January temperature patterns in Helong, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Helong, January typically has an average temperature of -14°C (7°F), with highs reaching up to 4°C (39°F) and lows dropping to around -29°C (-20°F).

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

January Precipitation in Helong

In Helong in January, the precipitation amount is 8 mm (0.3 in) over the course of 2 days.

January Precipitation Trends in Helong

The chart displays monthly precipitation patterns in Helong, 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 Helong, January typically receives around 8 mm (0.3 inches) of precipitation spread over approximately 2 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 Helong

In Helong in January humidity is 78%. With an average temperature of -14°C (7°F), this humidity feels like an icy blanket enveloping you, making outdoor adventures feel even more biting and uncomfortable.

January Average Humidity in Helong

This chart illustrates the average monthly humidity levels in Helong, 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 Helong is approximately 78%, 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 Helong

In Helong 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 Helong, you can visit Hourly UV Index in Helong.

Maximum UV Index Levels in Helong for January

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

Data source: Helong 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 Helong Compares to Other Months

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

This table compares monthly weather conditions in Helong, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-14°C (7°F)	8 mm (0.3 inches)	78%	low
February Weather	-11°C (13°F)	23 mm (0.9 inches)	75%	moderate
March Weather	-1°C (30°F)	34 mm (1.3 inches)	70%	high
April Weather	6°C (43°F)	43 mm (1.7 inches)	65%	very high
May Weather	12°C (54°F)	104 mm (4.1 inches)	72%	very high
June Weather	16°C (62°F)	118 mm (4.6 inches)	82%	very high
July Weather	21°C (70°F)	129 mm (5.1 inches)	87%	extreme
August Weather	20°C (68°F)	205 mm (8.1 inches)	89%	extreme
September Weather	14°C (58°F)	86 mm (3.4 inches)	84%	very high
October Weather	6°C (43°F)	42 mm (1.7 inches)	83%	high
November Weather	-3°C (28°F)	36 mm (1.4 inches)	67%	moderate
December Weather	-12°C (11°F)	14 mm (0.5 inches)	70%	low