| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: Sun, Nov-15-2026 5:32am CST | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
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| Today |
Sunny. High near 49, with temperatures falling to around 44 in the afternoon. West wind 0 to 5 mph. |
| Tonight |
Mostly clear, with a low around 26. Southwest wind 0 to 5 mph. |
| Monday |
Sunny. High near 52, with temperatures falling to around 45 in the afternoon. Southwest wind 5 to 10 mph. |
| Monday Night |
Mostly clear, with a low around 31. Southwest wind 5 to 10 mph. |
| Tuesday |
Sunny. High near 56, with temperatures falling to around 50 in the afternoon. Southwest wind 5 to 15 mph. |
| Tuesday Night |
Partly cloudy, with a low around 36. South wind around 10 mph. |
| Wednesday |
Mostly sunny, with a high near 57. South wind 10 to 15 mph, with gusts as high as 25 mph. |
| Wednesday Night |
A slight chance of rain after midnight. Mostly cloudy, with a low around 45. Southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible. |
| Thursday |
A slight chance of rain before noon. Mostly sunny, with a high near 58. Chance of precipitation is 20%. |
| Thursday Night |
Partly cloudy, with a low around 38. |
| Friday |
A slight chance of rain after noon. Partly sunny, with a high near 58. Chance of precipitation is 20%. |
| Friday Night |
A chance of rain. Mostly cloudy, with a low around 47. Chance of precipitation is 50%. |
| Saturday |
Rain likely. Mostly cloudy, with a high near 62. Chance of precipitation is 70%. |
| Saturday Night |
Rain likely. Mostly cloudy, with a low around 38. Chance of precipitation is 60%. |
Forecast from NOAA-NWS for Cottage Grove, WI.