| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: Tue, Jul-07-2026 6:31pm CDT | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
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| Tonight |
Mostly clear, with a low around 65. Southwest wind 0 to 5 mph. |
| Wednesday |
Mostly sunny, with a high near 87. Southwest wind 5 to 10 mph. New rainfall amounts less than a tenth of an inch possible. |
| Wednesday Night |
A chance of showers and thunderstorms between 7pm and 10pm, then showers and thunderstorms likely between 10pm and 5am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Southwest wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible. |
| Thursday |
A chance of showers and thunderstorms before 7am, then showers and thunderstorms likely. Mostly cloudy, with a high near 82. West wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Thursday Night |
Showers and thunderstorms likely. Mostly cloudy, with a low around 63. Northeast wind 0 to 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Friday |
A slight chance of rain showers before 7am. Partly sunny, with a high near 81. Northeast wind 0 to 5 mph. Chance of precipitation is 20%. |
| Friday Night |
A slight chance of showers and thunderstorms between 7pm and 1am. Partly cloudy, with a low around 61. East wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible. |
| Saturday |
Mostly sunny, with a high near 83. East wind 0 to 5 mph. |
| Saturday Night |
Mostly clear, with a low around 63. |
| Sunday |
Sunny, with a high near 86. |
| Sunday Night |
Mostly clear, with a low around 65. |
| Monday |
Sunny, with a high near 88. |
| Monday Night |
Mostly clear, with a low around 67. |
| Tuesday |
Sunny, with a high near 89. |
Forecast from NOAA-NWS for Cottage Grove, WI.