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.

Fair

75°F

24°C

Humidity 74%
Wind Speed SW 5 mph
Barometer 30.05 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 14 Jul 8:45 pm CDT
Extended Forecast for

2 Miles W Darien WI

  • Tonight

    Tonight: Clear, with a low around 63. South wind around 5 mph becoming calm.

    Low: 63 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 87. Calm wind becoming southwest around 5 mph in the morning.

    High: 87 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 69. South wind around 5 mph becoming calm.

    Low: 69 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 86. Light south wind becoming southwest 5 to 10 mph in the morning. Chance of precipitation is 40%.

    High: 86 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64. West wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 64 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 10am. Mostly cloudy, with a high near 74. North wind 5 to 10 mph. Chance of precipitation is 30%.

    High: 74 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 57. Northeast wind around 5 mph.

    Low: 57 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 76. Northeast wind around 5 mph.

    High: 76 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
Clear, with a low around 63. South wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 87. Calm wind becoming southwest around 5 mph in the morning.
Tuesday Night
Mostly clear, with a low around 69. South wind around 5 mph becoming calm.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 86. Light south wind becoming southwest 5 to 10 mph in the morning. Chance of precipitation is 40%.
Wednesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64. West wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A chance of showers, with thunderstorms also possible after 10am. Mostly cloudy, with a high near 74. North wind 5 to 10 mph. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 57. Northeast wind around 5 mph.
Friday
Mostly sunny, with a high near 76. Northeast wind around 5 mph.
Friday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 60.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 79. Chance of precipitation is 30%.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Monday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 81.
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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:
5:54 pm CDT Jul 14, 2025
Forecast Valid:
9pm CDT Jul 14, 2025-6pm CDT Jul 21, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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