National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Overcast

27°F

-3°C

Humidity 80%
Wind Speed W 7 mph
Barometer 29.97 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 20 Feb 11:35 pm CST
Extended Forecast for

2 Miles N Janesville WI

  • Tonight

    Tonight: Mostly cloudy, with a low around 22. Northwest wind around 10 mph.

    Low: 22 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 32. Northwest wind around 10 mph.

    High: 32 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of flurries before midnight, then a slight chance of snow after midnight. Mostly cloudy, with a low around 19. Northwest wind 10 to 15 mph. Chance of precipitation is 20%.

    Low: 19 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Sunday

    Sunday: A chance of flurries before noon. Mostly cloudy, with a high near 27. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 27 °F

    Chance
    Flurries and
    Blustery

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 14. North wind around 15 mph, with gusts as high as 25 mph.

    Low: 14 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 26. North wind 5 to 15 mph.

    High: 26 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 17. Calm wind becoming south around 5 mph after midnight.

    Low: 17 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of snow before noon. Partly sunny, with a high near 37. South wind 5 to 15 mph.

    High: 37 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 22. Northwest wind around 10 mph.
Saturday
Partly sunny, with a high near 32. Northwest wind around 10 mph.
Saturday Night
A chance of flurries before midnight, then a slight chance of snow after midnight. Mostly cloudy, with a low around 19. Northwest wind 10 to 15 mph. Chance of precipitation is 20%.
Sunday
A chance of flurries before noon. Mostly cloudy, with a high near 27. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly cloudy, with a low around 14. North wind around 15 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 26. North wind 5 to 15 mph.
Monday Night
Mostly cloudy, with a low around 17. Calm wind becoming south around 5 mph after midnight.
Tuesday
A 20 percent chance of snow before noon. Partly sunny, with a high near 37. South wind 5 to 15 mph.
Tuesday Night
Mostly cloudy, with a low around 25.
Wednesday
A slight chance of rain and snow before noon, then a chance of rain. Partly sunny, with a high near 40. Chance of precipitation is 30%.
Wednesday Night
A slight chance of rain and snow. Partly cloudy, with a low around 21. Chance of precipitation is 20%.
Thursday
Mostly sunny, with a high near 39.
Thursday Night
Mostly clear, with a low around 24.
Friday
Mostly sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Janesville WI
 42.71°N 89°W (Elev. 892 ft)
Last Update:
11:32 pm CST Feb 20, 2026
Forecast Valid:
11pm CST Feb 20, 2026-6pm CST Feb 27, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation