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Current conditions at
Janesville-Rock County (KJVL)
Lat: 42.62°NLon: 89.04°WElev: 801ft.
Fair
63°F
17°C
| Humidity | 88% |
| Wind Speed | Calm |
| Barometer | 30.14 in |
| Dewpoint | 59°F (15°C) |
| Visibility | 10.00 mi |
| Last update | 6 Sep 9:50 pm CDT |
Extended Forecast for
5 Miles SSW Janesville WI
Tonight

Low: 56 °F
Partly Cloudy
Labor Day
High: 79 °F
Patchy Fog
then Mostly
SunnyMonday Night

Low: 57 °F
Mostly Cloudy
Tuesday

High: 83 °F
Partly Sunny
Tuesday Night
Low: 67 °F
Chance
Showers then
ShowersWednesday

High: 82 °F
Chance
ShowersWednesday Night

Low: 57 °F
Partly Cloudy
Thursday

High: 76 °F
Mostly Sunny
Thursday Night

Low: 53 °F
Mostly Clear
Detailed Forecast
Tonight
Partly cloudy, with a low around 56. East wind around 5 mph becoming calm in the evening.
Labor Day
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 79. Southeast wind 5 to 10 mph.
Monday Night
Mostly cloudy, with a low around 57. East wind 5 to 10 mph.
Tuesday
Partly sunny, with a high near 83. South wind 10 to 15 mph.
Tuesday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 67. Southwest wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 82. West wind 10 to 15 mph. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 57. West wind 5 to 10 mph.
Thursday
Mostly sunny, with a high near 76. Light northwest wind increasing to 5 to 10 mph in the morning.
Thursday Night
Mostly clear, with a low around 53.
Friday
Sunny, with a high near 79.
Friday Night
A 30 percent chance of showers. Partly cloudy, with a low around 59.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 80.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
5 Miles SSW Janesville WI
42.63°N 89.04°W (Elev. 804 ft)
42.63°N 89.04°W (Elev. 804 ft)
9:46 pm CDT Sep 6, 2026
10pm CDT Sep 6, 2026-6pm CDT Sep 13, 2026


