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

61°F

16°C

Humidity 83%
Wind Speed E 3 mph
Barometer 30.09 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 24 Aug 10:35 pm CDT
Extended Forecast for

Evansville WI

  • Tonight

    Tonight: Mostly clear, with a low around 55. Calm wind.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80. Light south wind becoming southwest 5 to 10 mph in the morning.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms, mainly between 1am and 4am. Partly cloudy, with a low around 63. South wind 5 to 10 mph.

    Low: 63 °F

    Partly Cloudy
    then Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 81. Southwest wind 10 to 15 mph becoming west in the afternoon. Chance of precipitation is 10%.

    High: 81 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 60. West wind 5 to 10 mph.

    Low: 60 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 80. Northwest wind around 5 mph.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 57. Northwest wind around 5 mph becoming calm.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 80. Calm wind becoming northeast around 5 mph.

    High: 80 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 55. Calm wind.
Tuesday
Mostly sunny, with a high near 80. Light south wind becoming southwest 5 to 10 mph in the morning.
Tuesday Night
A 50 percent chance of showers and thunderstorms, mainly between 1am and 4am. Partly cloudy, with a low around 63. South wind 5 to 10 mph.
Wednesday
A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 81. Southwest wind 10 to 15 mph becoming west in the afternoon. Chance of precipitation is 10%.
Wednesday Night
Mostly clear, with a low around 60. West wind 5 to 10 mph.
Thursday
Sunny, with a high near 80. Northwest wind around 5 mph.
Thursday Night
Mostly clear, with a low around 57. Northwest wind around 5 mph becoming calm.
Friday
Sunny, with a high near 80. Calm wind becoming northeast around 5 mph.
Friday Night
Partly cloudy, with a low around 60.
Saturday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 79.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Monday
A 20 percent chance of showers. Partly sunny, with a high near 83.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Evansville WI
 42.79°N 89.3°W (Elev. 932 ft)
Last Update:
9:33 pm CDT Aug 24, 2026
Forecast Valid:
10pm CDT Aug 24, 2026-6pm CDT Aug 31, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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