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

61°F

16°C

Humidity 88%
Wind Speed S 10 mph
Barometer 29.63 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 4 Nov 6:45 am CST
Extended Forecast for

5 Miles SSW Janesville WI

  • Today

    Today: Isolated sprinkles after 3pm. Cloudy, with a temperature falling to around 53 by 5pm. Southwest wind around 15 mph.

    High: 60 °F⇓

    Isolated
    Sprinkles

  • Tonight

    Tonight: Isolated sprinkles before 9pm. Cloudy, with a low around 45. Southwest wind around 15 mph.

    Low: 45 °F

    Isolated
    Sprinkles

  • Thursday

    Thursday: A chance of showers before 1pm, then a chance of rain after 1pm. Cloudy, with a high near 55. Southwest wind 10 to 15 mph becoming northwest in the afternoon. Chance of precipitation is 50%.

    High: 55 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 37. North wind around 10 mph.

    Low: 37 °F

    Chance Rain
    then Mostly
    Cloudy

  • Friday

    Friday: Partly sunny, with a high near 47. North wind 10 to 15 mph.

    High: 47 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 29. North wind 5 to 10 mph becoming light in the evening.

    Low: 29 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 50. Light north wind becoming northwest 5 to 10 mph in the morning.

    High: 50 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 32. West wind around 5 mph becoming calm.

    Low: 32 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

Detailed Forecast

Today
Isolated sprinkles after 3pm. Cloudy, with a temperature falling to around 53 by 5pm. Southwest wind around 15 mph.
Tonight
Isolated sprinkles before 9pm. Cloudy, with a low around 45. Southwest wind around 15 mph.
Thursday
A chance of showers before 1pm, then a chance of rain after 1pm. Cloudy, with a high near 55. Southwest wind 10 to 15 mph becoming northwest in the afternoon. Chance of precipitation is 50%.
Thursday Night
A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 37. North wind around 10 mph.
Friday
Partly sunny, with a high near 47. North wind 10 to 15 mph.
Friday Night
Partly cloudy, with a low around 29. North wind 5 to 10 mph becoming light in the evening.
Saturday
Sunny, with a high near 50. Light north wind becoming northwest 5 to 10 mph in the morning.
Saturday Night
Mostly clear, with a low around 32. West wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 55.
Sunday Night
Mostly clear, with a low around 33.
Monday
Sunny, with a high near 59.
Monday Night
Mostly clear, with a low around 38.
Tuesday
Sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Janesville WI
 42.63°N 89.04°W (Elev. 804 ft)
Last Update:
6:33 am CST Nov 4, 2026
Forecast Valid:
7am CST Nov 4, 2026-6pm CST Nov 10, 2026
 
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