Cottage Grove, WI Weather

79°F

Cottage Grove, WI

Updated: Jul-24-2026 3:00pm

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National Weather Service Forecast for: Cottage Grove, WI
Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI

Updated: Fri, Jul-24-2026 2:42pm CDT

Cottage Grove

This Afternoon Partly Sunny	Saturday Mostly Sunny	Sunday Partly Sunny then Slight Chance Showers And T-Storms	Monday Chance Showers And T-Storms	Tuesday Mostly Sunny	Wednesday Sunny	Thursday Slight Chance Rain Showers then Slight Chance Showers And T-Storms
Hi 79 °F	Hi 85 °F	Hi 91 °F	Hi 91 °F	Hi 89 °F	Hi 88 °F	Hi 88 °F

Tonight Mostly Clear	Saturday Night Partly Cloudy	Sunday Night Chance Showers And T-Storms	Monday Night Slight Chance Showers And T-Storms then Partly Cloudy	Tuesday Night Mostly Clear	Wednesday Night Mostly Clear	Thursday Night Slight Chance Showers And T-Storms
Lo 60 °F	Lo 68 °F	Lo 73 °F	Lo 68 °F	Lo 64 °F	Lo 65 °F	Lo 66 °F

This Afternoon	Partly sunny, with a high near 79. South wind around 10 mph.
Tonight	Mostly clear, with a low around 60. South wind 5 to 10 mph.
Saturday	Mostly sunny, with a high near 85. Southwest wind 5 to 10 mph.
Saturday Night	Partly cloudy, with a low around 68. Southwest wind around 5 mph.
Sunday	A slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 91. Southwest wind 5 to 10 mph. Chance of precipitation is 20%.
Sunday Night	A chance of showers and thunderstorms. Partly cloudy, with a low around 73. Southwest wind 5 to 10 mph. Chance of precipitation is 40%.
Monday	A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 10am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 91. West wind 5 to 10 mph. Chance of precipitation is 40%.
Monday Night	A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 68. North wind 5 to 10 mph. Chance of precipitation is 20%.
Tuesday	Mostly sunny, with a high near 89.
Tuesday Night	Mostly clear, with a low around 64.
Wednesday	Sunny, with a high near 88.
Wednesday Night	Mostly clear, with a low around 65.
Thursday	A slight chance of rain showers between 7am and 1pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 20%.
Thursday Night	A slight chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 66. Chance of precipitation is 30%.

Forecast from NOAA-NWS for Cottage Grove, WI.