January Weather in Superior, United States

Last updated: June 24, 2025

In Superior, United States, the average temperature for January hovers around -10°C (15°F), with extremes ranging from a crisp -31°C (-24°F) to a mild 5°C (41°F). Expect a precipitation level of 25 mm (1.0 in) spread over 6 days, contributing to the average humidity of a chilly 93%. Prepare for a frosty yet captivating winter experience! ❄️

January Temperature in Superior

In January in Superior, the average temperature is -10°C (15°F). Maximums can reach 5°C (41°F), while minimums can drop as low as -31°C (-24°F). Travelers should be prepared for very cold conditions and fluctuating temperatures during this time.

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

The chart illustrates January temperature patterns in Superior, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Superior, January typically has an average temperature of -10°C (15°F), with highs reaching up to 5°C (41°F) and lows dropping to around -31°C (-24°F).

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

January Precipitation in Superior

In Superior in January, the precipitation amount is 25 mm (1.0 in) spread over 6 days.

January Precipitation Trends in Superior

The chart displays monthly precipitation patterns in Superior, 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 Superior, January typically receives around 25 mm (1.0 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 Superior

In Superior in January humidity is 93%. With an average temperature of -10°C (15°F), this humidity feels like an eerie chill that penetrates even the warmest clothing, making outdoor activities uncomfortable and travel quite challenging.

January Average Humidity in Superior

This chart illustrates the average monthly humidity levels in Superior, 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 Superior is approximately 93%, 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 Superior

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

Maximum UV Index Levels in Superior for January

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

Data source: Superior 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 Superior Compares to Other Months

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

This table compares monthly weather conditions in Superior, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-10°C (15°F)	25 mm (1.0 inches)	93%	low
February Weather	-10°C (14°F)	33 mm (1.3 inches)	93%	moderate
March Weather	-3°C (28°F)	53 mm (2.1 inches)	89%	moderate
April Weather	2°C (35°F)	74 mm (2.9 inches)	85%	high
May Weather	8°C (47°F)	94 mm (3.7 inches)	76%	very high
June Weather	15°C (59°F)	76 mm (3.0 inches)	71%	very high
July Weather	19°C (66°F)	95 mm (3.8 inches)	70%	very high
August Weather	19°C (67°F)	109 mm (4.3 inches)	71%	very high
September Weather	16°C (62°F)	119 mm (4.7 inches)	73%	high
October Weather	9°C (48°F)	153 mm (6.0 inches)	81%	moderate
November Weather	1°C (34°F)	52 mm (2.0 inches)	87%	moderate
December Weather	-5°C (23°F)	67 mm (2.6 inches)	91%	low