National Weather Service Forecast for: Cottage Grove, WI
Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI
Updated: Sun, Nov-08-2026 8:31am CST
Cottage Grove
 
Today

Today: Sunny
Sunny
Monday

Monday: Partly Sunny
Partly Sunny
Tuesday

Tuesday: Sunny
Sunny
Veterans
Day
Veterans Day: Chance Light Rain
Chance Light Rain
Thursday

Thursday: Mostly Sunny
Mostly Sunny
Friday

Friday: Sunny
Sunny
Saturday

Saturday: Sunny
Sunny
 
Hi 58 °F Hi 57 °F Hi 59 °F Hi 52 °F Hi 45 °F Hi 46 °F Hi 51 °F  
 
Tonight

Tonight: Mostly Clear
Mostly Clear
Monday
Night
Monday Night: Mostly Clear
Mostly Clear
Tuesday
Night
Tuesday Night: Mostly Cloudy
Mostly Cloudy
Wednesday
Night
Wednesday Night: Mostly Cloudy
Mostly Cloudy
Thursday
Night
Thursday Night: Partly Cloudy
Partly Cloudy
Friday
Night
Friday Night: Mostly Clear
Mostly Clear
Saturday
Night
Saturday Night: Mostly Clear
Mostly Clear
 
Lo 34 °F Lo 39 °F Lo 37 °F Lo 33 °F Lo 27 °F Lo 30 °F Lo 34 °F  

 

Today
 
Sunny. High near 58, with temperatures falling to around 52 in the afternoon. Northwest wind 10 to 15 mph.
Tonight
 
Mostly clear, with a low around 34. Northwest wind 0 to 10 mph.
Monday
 
Partly sunny. High near 57, with temperatures falling to around 52 in the afternoon. Southwest wind 0 to 10 mph.
Monday Night
 
Mostly clear, with a low around 39. West wind 5 to 10 mph.
Tuesday
 
Sunny. High near 59, with temperatures falling to around 51 in the afternoon. Northwest wind around 5 mph.
Tuesday Night
 
Mostly cloudy, with a low around 37. Northwest wind 0 to 5 mph.
Veterans Day
 
A chance of rain. Partly sunny. High near 52, with temperatures falling to around 46 in the afternoon. North wind 0 to 5 mph. Chance of precipitation is 30%.
Wednesday Night
 
Mostly cloudy, with a low around 33. North wind 5 to 10 mph.
Thursday
 
Mostly sunny, with a high near 45.
Thursday Night
 
Partly cloudy, with a low around 27.
Friday
 
Sunny. High near 46, with temperatures falling to around 41 in the afternoon.
Friday Night
 
Mostly clear, with a low around 30.
Saturday
 
Sunny. High near 51, with temperatures falling to around 45 in the afternoon.
Saturday Night
 
Mostly clear, with a low around 34.

 

Forecast from NOAA-NWS for Cottage Grove, WI.