National Weather Service Forecast for: Janesville WI
Issued by: National Weather Service Milwaukee, WI
Updated: 11:12 pm CDT Oct 8, 2024
 
Tonight

Tonight: Clear, with a low around 42. Calm wind.
Clear
Wednesday

Wednesday: Sunny, with a high near 72. Calm wind becoming east around 5 mph in the afternoon.
Sunny
Wednesday
Night
Wednesday Night: Clear, with a low around 45. East wind 5 to 10 mph.
Clear
Thursday

Thursday: Sunny, with a high near 75. East wind 5 to 10 mph becoming south in the afternoon.
Sunny
Thursday
Night
Thursday Night: Mostly clear, with a low around 51. Southwest wind 5 to 10 mph.
Mostly Clear
Friday

Friday: Mostly sunny, with a high near 83. Southwest wind 10 to 15 mph.
Mostly Sunny
Friday
Night
Friday Night: Partly cloudy, with a low around 50. West wind 5 to 10 mph becoming northeast after midnight.
Partly Cloudy
Saturday

Saturday: Mostly sunny, with a high near 69. East wind around 5 mph.
Mostly Sunny
Saturday
Night
Saturday Night: A 20 percent chance of showers.  Partly cloudy, with a low around 45.
Slight Chance
Showers
Lo 42 °F Hi 72 °F Lo 45 °F Hi 75 °F Lo 51 °F Hi 83 °F Lo 50 °F Hi 69 °F Lo 45 °F

Hazardous Weather Outlook
 

Tonight
 
Clear, with a low around 42. Calm wind.
Wednesday
 
Sunny, with a high near 72. Calm wind becoming east around 5 mph in the afternoon.
Wednesday Night
 
Clear, with a low around 45. East wind 5 to 10 mph.
Thursday
 
Sunny, with a high near 75. East wind 5 to 10 mph becoming south in the afternoon.
Thursday Night
 
Mostly clear, with a low around 51. Southwest wind 5 to 10 mph.
Friday
 
Mostly sunny, with a high near 83. Southwest wind 10 to 15 mph.
Friday Night
 
Partly cloudy, with a low around 50. West wind 5 to 10 mph becoming northeast after midnight.
Saturday
 
Mostly sunny, with a high near 69. East wind around 5 mph.
Saturday Night
 
A 20 percent chance of showers. Partly cloudy, with a low around 45.
Sunday
 
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 61.
Sunday Night
 
Mostly clear, with a low around 37.
Columbus Day
 
Sunny, with a high near 55.
Monday Night
 
Widespread frost. Otherwise, mostly clear, with a low around 33.
Tuesday
 
Widespread frost. Otherwise, sunny, with a high near 56.

 

Forecast from NOAA-NWS for Janesville WI.