| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: Wed, Oct-28-2026 8:51am CDT | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
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| Today |
Sunny, with a high near 73. South wind 5 to 10 mph. |
| Tonight |
A chance of showers and thunderstorms between 11pm and 5am. Mostly cloudy, with a low around 57. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible. |
| Thursday |
Mostly sunny. High near 67, with temperatures falling to around 62 in the afternoon. West wind around 10 mph. New rainfall amounts less than a tenth of an inch possible. |
| Thursday Night |
Mostly clear, with a low around 37. North wind 0 to 5 mph. |
| Friday |
Partly sunny, with a high near 61. East wind 0 to 5 mph. |
| Friday Night |
A slight chance of rain showers after 1am. Mostly cloudy, with a low around 43. East wind 0 to 5 mph. Chance of precipitation is 20%. |
| Saturday |
A chance of rain showers. Mostly cloudy, with a high near 64. East wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible. |
| Saturday Night |
A chance of rain showers. Mostly cloudy, with a low around 46. East wind 0 to 5 mph. Chance of precipitation is 30%. |
| Sunday |
A chance of rain showers. Mostly cloudy, with a high near 66. Chance of precipitation is 30%. |
| Sunday Night |
A slight chance of rain showers before midnight. Mostly cloudy, with a low around 48. Chance of precipitation is 20%. |
| Monday |
A chance of rain showers. Mostly cloudy, with a high near 65. Chance of precipitation is 40%. |
| Monday Night |
A chance of rain showers. Mostly cloudy, with a low around 50. Chance of precipitation is 50%. |
| Tuesday |
Rain showers likely. Mostly cloudy, with a high near 64. Chance of precipitation is 60%. |
| Tuesday Night |
A chance of rain showers. Mostly cloudy, with a low around 46. Chance of precipitation is 40%. |
Forecast from NOAA-NWS for Cottage Grove, WI.