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.

Partly Cloudy

59°F

15°C

Humidity 88%
Wind Speed SW 15 G 25 mph
Barometer 29.65 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 7 Mar 5:45 am CST
Extended Forecast for

2 Miles W Darien WI

  • Today

    Today: A 20 percent chance of showers before 11am. Cloudy, with a temperature falling to around 43 by 5pm. Breezy, with a southwest wind 10 to 20 mph becoming west in the afternoon. Winds could gust as high as 25 mph.

    High: 58 °F⇓

    Slight Chance
    Showers and
    Breezy then
    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 32. West wind 5 to 15 mph becoming southwest after midnight.

    Low: 32 °F

    Gradual
    Clearing

  • Sunday

    Sunday: Sunny, with a high near 60. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 60 °F

    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 44. Southwest wind around 15 mph, with gusts as high as 30 mph.

    Low: 44 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 68. Southwest wind 5 to 15 mph.

    High: 68 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 39. West wind 5 to 10 mph becoming east after midnight.

    Low: 39 °F

    Clear

  • Tuesday

    Tuesday: Showers likely after noon. Increasing clouds, with a high near 58. East wind 10 to 15 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 58 °F

    Sunny then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Rain. Low around 33. North wind around 15 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 33 °F

    Rain

  • Wednesday

    Wednesday: A chance of rain and snow. Cloudy, with a high near 43. Chance of precipitation is 50%.

    High: 43 °F

    Chance
    Rain/Snow

Detailed Forecast

Today
A 20 percent chance of showers before 11am. Cloudy, with a temperature falling to around 43 by 5pm. Breezy, with a southwest wind 10 to 20 mph becoming west in the afternoon. Winds could gust as high as 25 mph.
Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 32. West wind 5 to 15 mph becoming southwest after midnight.
Sunday
Sunny, with a high near 60. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 44. Southwest wind around 15 mph, with gusts as high as 30 mph.
Monday
Sunny, with a high near 68. Southwest wind 5 to 15 mph.
Monday Night
Clear, with a low around 39. West wind 5 to 10 mph becoming east after midnight.
Tuesday
Showers likely after noon. Increasing clouds, with a high near 58. East wind 10 to 15 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Rain. Low around 33. North wind around 15 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday
A chance of rain and snow. Cloudy, with a high near 43. Chance of precipitation is 50%.
Wednesday Night
A 20 percent chance of snow before midnight. Partly cloudy, with a low around 23.
Thursday
Mostly sunny, with a high near 45.
Thursday Night
A chance of rain and snow. Cloudy, with a low around 32. Chance of precipitation is 40%.
Friday
A slight chance of rain and snow. Mostly cloudy, with a high near 52. Breezy. Chance of precipitation is 20%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Darien WI
 42.59°N 88.75°W (Elev. 889 ft)
Last Update:
6:06 am CST Mar 7, 2026
Forecast Valid:
6am CST Mar 7, 2026-6pm CDT Mar 13, 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