| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: Sun, Jun-14-2026 2:37am CDT | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
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| Overnight |
Partly cloudy, with a low around 55. Northwest wind 5 to 10 mph. |
| Sunday |
Mostly sunny, with a high near 68. Northwest wind 10 to 15 mph. |
| Sunday Night |
Mostly clear, with a low around 50. West wind 0 to 10 mph. |
| Monday |
Sunny, with a high near 74. West wind 5 to 10 mph. |
| Monday Night |
A slight chance of rain showers after 1am. Partly cloudy, with a low around 55. Southwest wind 5 to 10 mph. Chance of precipitation is 20%. |
| Tuesday |
A chance of rain showers before 10am, then showers and thunderstorms likely. Partly sunny, with a high near 71. West wind 10 to 15 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible. |
| Tuesday Night |
Showers and thunderstorms likely before 7pm. Partly cloudy, with a low around 51. West wind 0 to 10 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible. |
| Wednesday |
A chance of rain showers between 7am and 1pm, then showers and thunderstorms. Partly sunny, with a high near 69. South wind 5 to 15 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible. |
| Wednesday Night |
Showers and thunderstorms. Mostly cloudy, with a low around 56. Chance of precipitation is 80%. |
| Thursday |
A chance of rain showers before 1pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 72. Chance of precipitation is 40%. |
| Thursday Night |
A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 53. Chance of precipitation is 20%. |
| Juneteenth |
Sunny, with a high near 76. |
| Friday Night |
Mostly clear, with a low around 55. |
| Saturday |
A slight chance of rain showers between 7am and 1pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 78. Chance of precipitation is 20%. |
Forecast from NOAA-NWS for Cottage Grove, WI.




