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January Weather in Prairie du Sac, United States

Last updated: June 24, 2025

In January, the average temperature in Prairie du Sac, United States hovers around -6°C (21°F), with extremes ranging from a chilling -32°C (-26°F) to a brisk 10°C (51°F). Expect approximately 47 mm (1.9 in) of precipitation spread over 8 days, contributing to the high average humidity of 85%. Stay prepared for these wintry conditions!

January Temperature in Prairie du Sac

In January in Prairie du Sac, the average temperature is -6°C (21°F), with maximums reaching 10°C (51°F) and minimums plummeting to -32°C (-26°F). Travelers should be well-prepared for extreme cold conditions during this time.

January Weather in Prairie du Sac: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Prairie du Sac, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Prairie du Sac, January typically has an average temperature of -6°C (21°F), with highs reaching up to 10°C (51°F) and lows dropping to around -32°C (-26°F).
JanFebMarAprMayJunJulAugSepOctNovDec212236465970747164513628
Data source: Temperature data for Prairie du Sac generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Prairie du Sac

In Prairie du Sac in January, the precipitation amount is 47 mm (1.9 in) over a span of 8 days.

January Precipitation Trends in Prairie du Sac

The chart displays monthly precipitation patterns in Prairie du Sac, 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 Prairie du Sac, January typically receives around 47 mm (1.9 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec47545889130115881101161164444
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Prairie du Sac

In Prairie du Sac in January, humidity is 85%. With an average temperature of -6°C (21°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and forcing you to bundle up even more than usual as you navigate through frosty air.

January Average Humidity in Prairie du Sac

This chart illustrates the average monthly humidity levels in Prairie du Sac, 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 Prairie du Sac is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%85%85%85%78%80%78%76%79%83%88%82%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Prairie du Sac

In Prairie du Sac in January, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Prairie du Sac, you can check the information here.

Maximum UV Index Levels in Prairie du Sac for January

The chart shows the monthly maximum UV Index (UVI) for Prairie du Sac 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 Prairie du Sac typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34589101098532
Data source: Prairie du Sac 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 Prairie du Sac Compares to Other Months

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

This table compares monthly weather conditions in Prairie du Sac, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (21°F)47 mm (1.9 inches)85%moderate
February Weather-6°C (22°F)54 mm (2.1 inches)85%moderate
March Weather2°C (36°F)58 mm (2.3 inches)85%moderate
April Weather8°C (46°F)89 mm (3.5 inches)85%very high
May Weather15°C (59°F)129 mm (5.1 inches)78%very high
June Weather21°C (70°F)115 mm (4.5 inches)80%very high
July Weather23°C (74°F)88 mm (3.4 inches)78%very high
August Weather22°C (71°F)110 mm (4.3 inches)76%very high
September Weather18°C (65°F)116 mm (4.6 inches)79%very high
October Weather10°C (51°F)116 mm (4.6 inches)83%moderate
November Weather2°C (36°F)44 mm (1.7 inches)88%moderate
December Weather-2°C (29°F)44 mm (1.7 inches)81%low

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