Janesville, Wisconsin Weather
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Weather Forecast for Janesville, Wisconsin : Rock County
Issued: 2:08 am CDT Jul 6, 2025 Latitude: 42.6827885 Longitude: -89.0187223 View on Google Maps

MouseOver for Detail Forecast
Overnight Sunday Monday Tuesday Wednesday Thursday Friday Saturday
30% chance of thunderstorms on Overnight 30% chance of thunderstorms on Sunday Mostly Sunny on Monday 40% chance of thunderstorms on Tuesday 20% chance of thunderstorms on Wednesday 20% chance of thunderstorms on Thursday 40% chance of thunderstorms on Friday 30% chance of thunderstorms on Saturday
Low: 71°F High: 78°F High: 82°F High: 84°F High: 84°F High: 85°F High: 84°F High: 81°F
Low: 59°F Low: 61°F Low: 64°F Low: 63°F Low: 65°F Low: 65°F  
Thunderstorms Thunderstorms Mostly Sunny Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms
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Current Conditions at
JANESVILLE - (KJVL)
72°
Mostly Cloudy
as of 2:30 AM CDST
Rel. Humidity: 94%
Dew Point: 70°F
Visibility: 10 Miles
Pressure: 29.82 in.
Flight Rule: VFR
Wind Data
3 MPH
200° South
Cloud Level(s): Scattered at 900ft, Scattered at 1300ft, Broken at 3800ft
Current Conditions at
MONROE - (KEFT)
72°
Cloudy
as of 2:35 AM CDST
Rel. Humidity: 100%
Dew Point: 72°F
Visibility: 10 Miles
Pressure: 29.83 in.
Flight Rule: LIFR
Wind Data
8 MPH
230° Southwest
Cloud Level(s): Solid Overcast at 400ft
Current Conditions at
ROCKFORD - (KRFD)
73°
Mostly Cloudy
as of 1:54 AM CDST
Rel. Humidity: 88%
Dew Point: 70°F
Visibility: 9 Miles
Pressure: 29.86 in.
Flight Rule: VFR
Wind Data
5 MPH
160° South
Cloud Level(s): Few at 1700ft, Scattered at 6500ft, Broken at 9000ft
Current Conditions at
MADISON - (KMSN)
72°
Cloudy
as of 1:53 AM CDST
Rel. Humidity: 94%
Dew Point: 70°F
Visibility: 10 Miles
Pressure: 29.83 in.
Flight Rule: IFR
Wind Data
3 MPH
230° Southwest
Cloud Level(s): Solid Overcast at 900ft
30% chance of thunderstorms Overnight Overnight... A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 71. Southwest wind around 5 mph.

30% chance of thunderstorms Sunday Sunday... A 30 percent chance of showers and thunderstorms, mainly between 11am and 3pm. Mostly cloudy, with a high near 78. West wind 5 to 10 mph becoming north in the afternoon.

Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 59. Northeast wind 5 to 10 mph becoming light north in the evening.

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 82. North wind around 5 mph.

Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 61. North wind around 5 mph becoming calm.

40% chance of thunderstorms Tuesday Tuesday... A chance of showers, with thunderstorms also possible after 10am. Partly sunny, with a high near 84. Calm wind becoming south around 5 mph in the morning. Chance of precipitation is 40%.

20% chance of thunderstorms Tuesday Night Tuesday Night... A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 64. Southwest wind around 5 mph becoming calm in the evening.

20% chance of thunderstorms Wednesday Wednesday... A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 84. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 20%.

Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 63.

20% chance of thunderstorms Thursday Thursday... A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 85.

20% chance of thunderstorms Thursday Night Thursday Night... A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.

40% chance of thunderstorms Friday Friday... A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.

40% chance of thunderstorms Friday Night Friday Night... A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.

30% chance of thunderstorms Saturday Saturday... A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 81.

Current Radar Image


Sun Almanac for Janesville, Wisconsin
Sunrise: 05:25 AM
Sunset: 8:37 PM
Civil Sunrise:04:51 AM
Civil Sunset: 9:11 PM
Nautical Sunrise: 04:06 AM
Nautical Sunset: 9:56 PM
Astro Sunrise: 03:13 AM
Astro Sunset: 10:49 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.