January Weather in Reedsburg, United States

Last updated: June 24, 2025

In Reedsburg, United States, the average temperature in January hovers around -7°C (21°F), while it can dip as low as -32°C (-26°F) or rise to a maximum of 10°C (50°F). Expect about 43 mm (1.7 in) of precipitation over 8 days, with an average humidity of 84% making the air feel quite chilly.

January Temperature in Reedsburg

In January in Reedsburg, the average temperature is -7°C (21°F). Maximum temperatures can reach 10°C (50°F), while the minimum can drop as low as -32°C (-26°F). Travelers should be prepared for a wide range of temperatures, ensuring adequate winter clothing for warmer days and extremely cold nights.

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

The chart illustrates January temperature patterns in Reedsburg, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Reedsburg, January typically has an average temperature of -7°C (21°F), with highs reaching up to 10°C (50°F) and lows dropping to around -32°C (-26°F).

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

January Precipitation in Reedsburg

In Reedsburg in January, the total precipitation amount is 43 mm (1.7 in) over the course of 8 days.

January Precipitation Trends in Reedsburg

The chart displays monthly precipitation patterns in Reedsburg, 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 Reedsburg, January typically receives around 43 mm (1.7 inches) of precipitation spread over approximately 8 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 Reedsburg

In Reedsburg in January, humidity is 84%. With an average temperature of -7°C (21°F), this humidity feels like a frigid embrace, making travel uncomfortable and causing the cold to seep into your bones as it combines with the moisture in the air.

January Average Humidity in Reedsburg

This chart illustrates the average monthly humidity levels in Reedsburg, 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 Reedsburg is approximately 84%, 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 Reedsburg

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

Maximum UV Index Levels in Reedsburg for January

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

Data source: Reedsburg 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 Reedsburg Compares to Other Months

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

This table compares monthly weather conditions in Reedsburg, 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 (21°F)	43 mm (1.7 inches)	84%	low
February Weather	-6°C (22°F)	54 mm (2.1 inches)	85%	moderate
March Weather	2°C (35°F)	58 mm (2.3 inches)	84%	moderate
April Weather	7°C (46°F)	85 mm (3.3 inches)	83%	very high
May Weather	15°C (59°F)	128 mm (5.0 inches)	75%	very high
June Weather	21°C (70°F)	111 mm (4.4 inches)	79%	very high
July Weather	23°C (74°F)	88 mm (3.5 inches)	75%	very high
August Weather	21°C (71°F)	106 mm (4.2 inches)	69%	very high
September Weather	18°C (64°F)	108 mm (4.3 inches)	74%	very high
October Weather	10°C (50°F)	110 mm (4.3 inches)	79%	moderate
November Weather	2°C (36°F)	47 mm (1.8 inches)	88%	moderate
December Weather	-2°C (28°F)	45 mm (1.8 inches)	82%	low