| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: Sat, Oct-31-2026 2:36pm CDT | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
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| This Afternoon |
A chance of rain showers. Cloudy, with a high near 58. Southeast wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible. |
| Tonight |
A chance of rain showers before 8pm. Mostly cloudy, with a low around 47. Southeast wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible. |
| Sunday |
Partly sunny. High near 67, with temperatures falling to around 61 in the afternoon. 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 70%. New rainfall amounts less than a tenth of an inch possible. |
| Monday Night |
Rain showers before 9pm, then showers and thunderstorms. Cloudy, with a low around 56. South wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Tuesday |
Rain showers. Mostly cloudy. High near 70, with temperatures falling to around 65 in the afternoon. South wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible. |
| Tuesday Night |
Rain showers likely. Mostly cloudy, with a low around 49. South wind 10 to 15 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible. |
| Wednesday |
A chance of rain showers. Partly sunny, with a high near 62. Chance of precipitation is 40%. |
| Wednesday Night |
A slight chance of rain showers before midnight. Mostly cloudy, with a low around 44. Chance of precipitation is 20%. |
| Thursday |
A slight chance of rain showers. Partly sunny, with a high near 60. Chance of precipitation is 20%. |
| Thursday Night |
A slight chance of rain showers. Mostly cloudy, with a low around 42. Chance of precipitation is 20%. |
| Friday |
A slight chance of rain showers. Partly sunny, with a high near 59. Chance of precipitation is 20%. |
| Friday Night |
Partly cloudy, with a low around 40. |
Forecast from NOAA-NWS for Cottage Grove, WI.