Wisconsin weather in January 2025

Expect -3°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Wisconsin in January. Check more long-term weather averages for Wisconsin in January before you book your next holiday to Wisconsin in 2025/2026.

  • -3°C maximum daytime temperature in January in Wisconsin (Milwaukee)-3
    -3°C max day temperature
  • 5 hours of sunshine per day
  • 12 days with some rainfall in January in Wisconsin (Milwaukee)12
    12 days with some rainfall
  • -12°C minimum night-time temperature in January in Wisconsin (Milwaukee)-12
    -12°C min night temperature
  • 9 hours of daylight per day in January in Wisconsin (Milwaukee)9
    9 hours of daylight per day
  • No heat & humidity in January in Wisconsin (Milwaukee)0
    No heat & humidity
  • 37 mm monthly rainfall in January in Wisconsin (Milwaukee)37
    37 mm of monthly rainfall
  • UV (maximum) index 1 (Low) in January in Wisconsin (Milwaukee)1
    1 (Low) UV index
  • 4°C sea temperature in January in Wisconsin (Milwaukee)4
    4°C sea temperature

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The January weather guide for Wisconsin (Milwaukee) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Top Wisconsin destinations

Below are average maximum temperatures at popular destinations in Wisconsin in January. Select a destination to see more weather parameters.

All Wisconsin destinations

Metric (°C / mm)  |  Imperial (°F / inches)

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More about the USA

How cold is it in Wisconsin in January?

Daytime temperatures usually reach -3°C in Milwaukee, Wisconsin in January, falling to -12°C at night.

How sunny is it in Wisconsin in January?

There are normally 5 hours of bright sunshine each day in Milwaukee, Wisconsin in January - that's 48% of daylight hours.

Is the sea cold around Wisconsin in January?

The average sea temperature around Milwaukee, Wisconsin in January is 4°C.

Does it rain in Wisconsin in January?

There are usually 12 days with some rain in Milwaukee, Wisconsin in January and the average monthly rainfall is 37mm. Rain may fall as snow in this month.

Wisconsin January sunrise & sunset times

Browse the sunrise and sunset times for Wisconsin in January 2025. Select a month to view Wisconsin sunrise and sunset times for the next 12 months. The Wisconsin sunrise and sunset times shown below are for Milwaukee.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st January 2025 07:23 16:28
Thursday, 16th January 2025 07:19 16:44
Friday, 31st January 2025 07:07 17:03

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