Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Partly Cloudy

75°F

24°C

Humidity 47%
Wind Speed NW 10 mph
Barometer 29.95 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 20 Jun 2:45 pm CDT
Extended Forecast for

Darien WI

  • Tonight

    Tonight: Partly cloudy, with a low around 54. Northwest wind 5 to 10 mph becoming light and variable  in the evening.

    Low: 54 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers, mainly after 2pm.  High near 69. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 69 °F

    Slight Chance
    Showers then
    Showers

  • Sunday Night

    Sunday Night: Showers, mainly before 11pm.  Low around 53. East wind around 10 mph becoming northeast after midnight.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 53 °F

    Showers then
    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 75. Northeast wind around 10 mph.

    High: 75 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 50. Northeast wind 5 to 10 mph becoming light  in the evening.

    Low: 50 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76. Calm wind becoming west around 5 mph in the afternoon.

    High: 76 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Partly cloudy, with a low around 55. Southwest wind around 5 mph becoming calm.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 55 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm.  Partly sunny, with a high near 75. West wind 5 to 10 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms.  Partly cloudy, with a low around 54. Chance of precipitation is 20%.

    Low: 54 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Partly cloudy, with a low around 54. Northwest wind 5 to 10 mph becoming light and variable in the evening.
Sunday
Showers, mainly after 2pm. High near 69. Light and variable wind becoming southeast 5 to 10 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Showers, mainly before 11pm. Low around 53. East wind around 10 mph becoming northeast after midnight. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Mostly sunny, with a high near 75. Northeast wind around 10 mph.
Monday Night
Mostly clear, with a low around 50. Northeast wind 5 to 10 mph becoming light in the evening.
Tuesday
Mostly sunny, with a high near 76. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 55. Southwest wind around 5 mph becoming calm. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 75. West wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 54. Chance of precipitation is 20%.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 75.
Thursday Night
Partly cloudy, with a low around 54.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 78.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 57.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
Darien WI
 42.59°N 88.72°W (Elev. 945 ft)
2:36 pm CDT Jun 20, 2026
3pm CDT Jun 20, 2026-6pm CDT Jun 27, 2026
 
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Additional Resources

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Hourly Weather Forecast

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