| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: Fri, Oct-30-2026 1:35pm CDT | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
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| This Afternoon |
A chance of rain showers after 3pm. Mostly cloudy, with a high near 53. East wind around 5 mph. |
| Tonight |
A chance of rain showers. Mostly cloudy, with a low around 45. Southeast wind around 5 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible. |
| Saturday |
Rain showers likely. Cloudy, with a high near 58. Southeast wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible. |
| Saturday Night |
A chance of rain showers before 8pm. Mostly cloudy, with a low around 47. Southeast wind 0 to 5 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible. |
| Sunday |
Partly sunny, with a high near 66. Southeast wind 0 to 5 mph. |
| Sunday Night |
Mostly cloudy, with a low around 50. Southeast wind around 5 mph. |
| Monday |
Rain showers likely. Mostly cloudy, with a high near 64. Southeast wind 5 to 15 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Monday Night |
Rain showers. Mostly cloudy, with a low around 56. South wind around 15 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible. |
| Tuesday |
Rain showers. Mostly cloudy, with a high near 68. Chance of precipitation is 80%. |
| Tuesday Night |
Rain showers likely. Mostly cloudy, with a low around 53. Chance of precipitation is 70%. |
| Wednesday |
A chance of rain showers. Mostly cloudy, with a high near 65. Chance of precipitation is 50%. |
| Wednesday Night |
A chance of rain showers. Mostly cloudy, with a low around 48. Chance of precipitation is 40%. |
| Thursday |
A chance of rain showers. Mostly cloudy, with a high near 61. Chance of precipitation is 30%. |
| Thursday Night |
Mostly cloudy, with a low around 42. |
Forecast from NOAA-NWS for Cottage Grove, WI.