| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: Sat, Jul-11-2026 11:16am CDT | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
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| Today |
Sunny, with a high near 87. Northeast wind around 5 mph. |
| Tonight |
Clear, with a low around 61. Northeast wind 0 to 5 mph. |
| Sunday |
Sunny, with a high near 88. West wind 0 to 5 mph. |
| Sunday Night |
Clear, with a low around 66. Southwest wind 0 to 5 mph. |
| Monday |
Sunny, with a high near 93. West wind 0 to 5 mph. |
| Monday Night |
Clear, with a low around 70. West wind 0 to 5 mph. |
| Tuesday |
Sunny, with a high near 94. West wind around 5 mph. |
| Tuesday Night |
Clear, with a low around 69. West wind around 5 mph. |
| Wednesday |
Sunny, with a high near 90. |
| Wednesday Night |
Mostly clear, with a low around 66. |
| Thursday |
Sunny, with a high near 87. |
| Thursday Night |
Partly cloudy, with a low around 66. |
| Friday |
A slight chance of rain showers between 7am and 1pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 86. Chance of precipitation is 20%. |
| Friday Night |
A slight chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 65. Chance of precipitation is 30%. |
Forecast from NOAA-NWS for Cottage Grove, WI.