| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: Sat, Nov-14-2026 1:36am CST | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
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| Overnight |
Clear, with a low around 25. North wind around 5 mph. |
| Saturday |
Sunny, with a high near 44. Northwest wind 5 to 10 mph. |
| Saturday Night |
Mostly clear, with a low around 25. North wind 0 to 5 mph. |
| Sunday |
Sunny. High near 49, with temperatures falling to around 44 in the afternoon. Northwest wind around 0 mph. |
| Sunday Night |
Clear, with a low around 26. South wind around 0 mph. |
| Monday |
Sunny. High near 51, with temperatures falling to around 46 in the afternoon. Southwest wind 0 to 10 mph. |
| Monday Night |
Mostly clear, with a low around 29. Southwest wind around 5 mph. |
| Tuesday |
Sunny. High near 54, with temperatures falling to around 49 in the afternoon. South wind 5 to 10 mph. |
| Tuesday Night |
Mostly clear, with a low around 33. |
| Wednesday |
Mostly sunny, with a high near 56. |
| Wednesday Night |
Partly cloudy, with a low around 42. |
| Thursday |
A slight chance of rain. Partly sunny, with a high near 59. Chance of precipitation is 20%. |
| Thursday Night |
Partly cloudy, with a low around 42. |
| Friday |
A slight chance of rain. Partly sunny, with a high near 59. Chance of precipitation is 20%. |
Forecast from NOAA-NWS for Cottage Grove, WI.