January Weather in Superior, United States

Last updated: June 24, 2025

In January, the average temperature in Superior, United States hovers around 9°C (49°F), with a potential chill that can drop to a minimum of -8°C (17°F). Conversely, you might also enjoy warmer days reaching a maximum of 23°C (74°F). Expect approximately 59 mm (2.3 in) of precipitation spread over about 6 days, and embrace the atmosphere that comes with an average humidity of 76%.

January Temperature in Superior

In January in Superior, the average temperature is 9°C (49°F). Maximums can reach 23°C (74°F), and minimums can drop as low as -8°C (17°F). Be prepared for a range of temperatures, from mild to quite chilly, when planning your travels during this month.

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 9°C (49°F), with highs reaching up to 23°C (74°F) and lows dropping to around -8°C (17°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 59 mm (2.3 in) over the course of 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 59 mm (2.3 inches) of precipitation spread over approximately 6 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 Superior

In Superior in January, humidity is 76%. With an average temperature of 9°C (49°F), this humidity feels like a chilly embrace, making outdoor adventures a bit uncomfortable as the dampness seeps into your clothes and lingers in the air, often leading to a sense of coolness that can be refreshing but also dampens the joy of exploration.

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 76%, 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 reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Superior for better planning.

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 4, which falls under the moderate 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	9°C (49°F)	59 mm (2.3 inches)	76%	moderate
February Weather	10°C (51°F)	66 mm (2.6 inches)	79%	high
March Weather	14°C (57°F)	41 mm (1.6 inches)	67%	very high
April Weather	19°C (67°F)	4 mm (0.2 inches)	55%	extreme
May Weather	23°C (74°F)	8 mm (0.3 inches)	40%	extreme
June Weather	29°C (85°F)	5 mm (0.2 inches)	33%	extreme
July Weather	30°C (86°F)	89 mm (3.5 inches)	34%	extreme
August Weather	29°C (85°F)	57 mm (2.2 inches)	48%	extreme
September Weather	27°C (80°F)	44 mm (1.7 inches)	64%	very high
October Weather	20°C (69°F)	29 mm (1.2 inches)	67%	very high
November Weather	15°C (60°F)	29 mm (1.1 inches)	77%	high
December Weather	10°C (50°F)	45 mm (1.8 inches)	82%	moderate