| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: Mon, Oct-26-2026 6:31pm CDT | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
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| Tonight |
Mostly cloudy, with a low around 42. Southeast wind 0 to 10 mph. |
| Tuesday |
Mostly cloudy, with a high near 69. Southeast wind 5 to 10 mph. |
| Tuesday Night |
Mostly cloudy, with a low around 52. South wind 5 to 10 mph. |
| Wednesday |
Mostly sunny, with a high near 73. South wind 5 to 10 mph. |
| Wednesday Night |
A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 55. South wind around 10 mph. Chance of precipitation is 40%. |
| Thursday |
A chance of showers and thunderstorms. Partly sunny, with a high near 70. West wind 5 to 10 mph. Chance of precipitation is 40%. |
| Thursday Night |
A slight chance of rain showers before 7pm. Partly cloudy, with a low around 44. North wind 0 to 5 mph. Chance of precipitation is 20%. |
| Friday |
A chance of rain showers after 7am. Mostly sunny, with a high near 67. East wind 0 to 5 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible. |
| Friday Night |
Rain showers likely. Mostly cloudy, with a low around 50. Chance of precipitation is 60%. |
| Saturday |
Rain showers likely. Mostly cloudy, with a high near 68. Chance of precipitation is 60%. |
| Saturday Night |
A chance of rain showers. Mostly cloudy, with a low around 52. Chance of precipitation is 40%. |
| Sunday |
A chance of rain showers. Mostly cloudy, with a high near 69. Chance of precipitation is 30%. |
| Sunday Night |
A slight chance of rain showers. Mostly cloudy, with a low around 51. Chance of precipitation is 20%. |
| Monday |
A chance of rain showers. Mostly cloudy, with a high near 66. Chance of precipitation is 50%. |
Forecast from NOAA-NWS for Cottage Grove, WI.