January Weather in River Falls, United States

Last updated: June 24, 2025

In River Falls, United States, the average temperature in January hovers around -9°C (17°F), with minimums plunging to a chilling -33°C (-28°F) and maximums reaching a brisk 7°C (46°F). Expect 32 mm (1.3 in) of precipitation over about 6 days, all while the average humidity remains high at 87%. Stay warm and prepared for the wintry conditions!

January Temperature in River Falls

In January in River Falls, the average temperature is -9°C (17°F), with maximums reaching 7°C (46°F) and minimums dropping as low as -33°C (-28°F). Be sure to bundle up and prepare for the cold if you plan to travel there during this time!

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

The chart illustrates January temperature patterns in 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 River Falls, January typically has an average temperature of -9°C (17°F), with highs reaching up to 7°C (46°F) and lows dropping to around -33°C (-28°F).

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

January Precipitation in River Falls

In River Falls in January, the total precipitation amount is 32 mm (1.3 in) over the course of 6 days.

January Precipitation Trends in River Falls

The chart displays monthly precipitation patterns in 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 River Falls, January typically receives around 32 mm (1.3 inches) of precipitation spread over approximately 6 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 River Falls

In River Falls in January humidity is 87%. With an average temperature of -9°C (17°F), this humidity feels like an icy blanket wrapping around you, making travel particularly challenging as the cold air combines with the moisture to create a biting chill that seeps into your bones.

January Average Humidity in River Falls

This chart illustrates the average monthly humidity levels in 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 River Falls 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 River Falls

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

Maximum UV Index Levels in River Falls for January

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

Data source: 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 River Falls Compares to Other Months

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

This table compares monthly weather conditions in 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	-9°C (17°F)	32 mm (1.3 inches)	87%	low
February Weather	-8°C (18°F)	42 mm (1.7 inches)	90%	moderate
March Weather	1°C (33°F)	58 mm (2.3 inches)	85%	moderate
April Weather	6°C (44°F)	89 mm (3.5 inches)	84%	high
May Weather	15°C (59°F)	143 mm (5.6 inches)	78%	very high
June Weather	21°C (71°F)	125 mm (4.9 inches)	80%	very high
July Weather	23°C (74°F)	109 mm (4.3 inches)	81%	very high
August Weather	21°C (70°F)	126 mm (5.0 inches)	81%	very high
September Weather	18°C (64°F)	112 mm (4.4 inches)	81%	high
October Weather	9°C (48°F)	104 mm (4.1 inches)	84%	moderate
November Weather	1°C (33°F)	41 mm (1.6 inches)	88%	moderate
December Weather	-5°C (24°F)	53 mm (2.1 inches)	84%	low