January Weather in Saint Croix Falls, United States

Last updated: June 24, 2025

In January, the average temperature in Saint Croix Falls, United States typically hovers around -9°C (15°F). Prepare for the extremes, as temperatures can plummet to a frigid -34°C (-28°F), or rise to a maximum of 7°C (44°F). Expect to see 22 mm (0.9 in) of precipitation over 5 days, with an average humidity of 87%, making it a month where warmth and dryness are in short supply.

January Temperature in Saint Croix Falls

In January in Saint Croix Falls, the average temperature is -9°C (15°F), with maximums reaching 7°C (44°F) and minimums dropping as low as -34°C (-28°F). Travelers should be well-prepared for extreme cold conditions during this time.

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

The chart illustrates January temperature patterns in Saint Croix Falls, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint Croix Falls, January typically has an average temperature of -9°C (15°F), with highs reaching up to 7°C (44°F) and lows dropping to around -34°C (-28°F).

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

January Precipitation in Saint Croix Falls

In Saint Croix Falls in January, the total precipitation amount is 22 mm (0.9 in) spread over a period of 5 days.

January Precipitation Trends in Saint Croix Falls

The chart displays monthly precipitation patterns in Saint Croix 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 Saint Croix Falls, January typically receives around 22 mm (0.9 inches) of precipitation spread over approximately 5 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 Saint Croix Falls

In Saint Croix Falls in January, humidity is 87%. With an average temperature of -9°C (15°F), this humidity feels like a biting chill that cuts through layers of clothing, making travel uncomfortable and requiring extra preparation to stay warm and dry.

January Average Humidity in Saint Croix Falls

This chart illustrates the average monthly humidity levels in Saint Croix 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 Saint Croix 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 Saint Croix Falls

In Saint Croix 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 Saint Croix Falls, you can visit Hourly UV Index in Saint Croix Falls.

Maximum UV Index Levels in Saint Croix Falls for January

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

Data source: Saint Croix 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 Saint Croix Falls Compares to Other Months

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

This table compares monthly weather conditions in Saint Croix 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 (15°F)	22 mm (0.9 inches)	87%	low
February Weather	-9°C (16°F)	33 mm (1.3 inches)	90%	moderate
March Weather	0°C (32°F)	50 mm (2.0 inches)	85%	moderate
April Weather	6°C (43°F)	89 mm (3.5 inches)	84%	high
May Weather	14°C (58°F)	117 mm (4.6 inches)	78%	very high
June Weather	21°C (70°F)	89 mm (3.5 inches)	80%	very high
July Weather	23°C (73°F)	101 mm (4.0 inches)	81%	very high
August Weather	21°C (70°F)	126 mm (5.0 inches)	81%	very high
September Weather	17°C (63°F)	102 mm (4.0 inches)	81%	high
October Weather	9°C (48°F)	102 mm (4.0 inches)	84%	moderate
November Weather	0°C (32°F)	39 mm (1.5 inches)	88%	moderate
December Weather	-6°C (22°F)	54 mm (2.1 inches)	84%	low