| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: Tue, Oct-27-2026 3:26am CDT | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
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| Today |
A chance of rain showers between 1pm and 5pm. Mostly cloudy, with a high near 66. Southeast wind 5 to 10 mph. |
| Tonight |
Mostly cloudy, with a low around 49. South wind around 5 mph. |
| Wednesday |
Sunny, with a high near 73. South wind 5 to 10 mph. |
| Wednesday Night |
Showers and thunderstorms likely after 1am. Partly cloudy, with a low around 57. South wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible. |
| Thursday |
Rain showers likely before 1pm. Partly sunny, with a high near 70. West wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible. |
| Thursday Night |
Mostly clear, with a low around 41. North wind 0 to 5 mph. |
| Friday |
A chance of rain showers after 1pm. Partly sunny, with a high near 66. East wind 0 to 5 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible. |
| Friday Night |
A chance of rain showers before 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 48. East wind 0 to 5 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible. |
| Saturday |
A chance of showers and thunderstorms. Mostly cloudy, with a high near 66. Chance of precipitation is 50%. |
| Saturday Night |
A chance of rain showers. Mostly cloudy, with a low around 50. Chance of precipitation is 40%. |
| Sunday |
A chance of rain showers. Mostly cloudy, with a high near 68. Chance of precipitation is 40%. |
| Sunday Night |
A slight chance of rain showers. Mostly cloudy, with a low around 50. Chance of precipitation is 20%. |
| Monday |
A chance of rain showers. Mostly cloudy, with a high near 66. Chance of precipitation is 50%. |
| Monday Night |
Rain showers likely. Mostly cloudy, with a low around 47. Chance of precipitation is 60%. |
Forecast from NOAA-NWS for Cottage Grove, WI.