January Weather in Black River Falls, United States

Last updated: June 24, 2025

In January, the average temperature in Black River Falls, United States hovers around -7°C (19°F). Expect the mercury to dip as low as -32°C (-26°F) and occasionally rise to a high of 9°C (48°F). During this time, precipitation averages 34 mm (1.3 in) over about 7 days, with average humidity reaching a chilly 88%.

January Temperature in Black River Falls

In January in Black River Falls, the average temperature is -7°C (19°F). The maximum can reach 9°C (48°F), while the minimum can drop as low as -32°C (-26°F). Travelers should prepare for a wide range of temperatures and dress in layers to stay comfortable during their visit.

January Weather in Black River Falls: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Black River Falls, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Black River Falls, January typically has an average temperature of -7°C (19°F), with highs reaching up to 9°C (48°F) and lows dropping to around -32°C (-26°F).

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

January Precipitation in Black River Falls

In Black River Falls in January, the total precipitation amount is 34 mm (1.3 in) over the course of 7 days.

January Precipitation Trends in Black River Falls

The chart displays monthly precipitation patterns in Black River Falls, 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 Black River Falls, January typically receives around 34 mm (1.3 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 Black River Falls

In Black River Falls in January, humidity is 88%. With an average temperature of -7°C (19°F), this humidity feels like a bone-chilling dampness that seeps into your clothes, making every step outside feel heavier and more uncomfortable for traveling.

January Average Humidity in Black River Falls

This chart illustrates the average monthly humidity levels in Black River Falls, 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 Black River Falls is approximately 88%, 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 Black River Falls

In Black River Falls 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 Black River Falls, you can visit Hourly UV Index in Black River Falls.

Maximum UV Index Levels in Black River Falls for January

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

Data source: Black River Falls 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 Black River Falls Compares to Other Months

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

This table compares monthly weather conditions in Black River Falls, 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 (19°F)	34 mm (1.3 inches)	88%	low
February Weather	-7°C (20°F)	52 mm (2.0 inches)	89%	moderate
March Weather	1°C (35°F)	57 mm (2.3 inches)	86%	moderate
April Weather	7°C (45°F)	89 mm (3.5 inches)	85%	very high
May Weather	15°C (59°F)	133 mm (5.2 inches)	79%	very high
June Weather	21°C (70°F)	133 mm (5.2 inches)	80%	very high
July Weather	23°C (73°F)	109 mm (4.3 inches)	80%	very high
August Weather	21°C (70°F)	123 mm (4.8 inches)	78%	very high
September Weather	18°C (64°F)	104 mm (4.1 inches)	80%	high
October Weather	10°C (49°F)	114 mm (4.5 inches)	84%	moderate
November Weather	1°C (35°F)	52 mm (2.1 inches)	89%	moderate
December Weather	-4°C (26°F)	47 mm (1.9 inches)	85%	low