| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: Mon, Jun-15-2026 2:37am CDT | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
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| Overnight |
Mostly cloudy, with a low around 48. West wind around 5 mph. |
| Monday |
Mostly sunny, with a high near 74. West wind 5 to 10 mph. |
| Monday Night |
A slight chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 55. Southwest wind 5 to 10 mph. Chance of precipitation is 20%. |
| Tuesday |
A chance of showers and thunderstorms before 7am, then showers and thunderstorms likely. Partly sunny, with a high near 70. Southwest wind 10 to 15 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Tuesday Night |
Showers and thunderstorms likely before 10pm. Mostly clear, with a low around 51. West wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible. |
| Wednesday |
Rain showers likely between 7am and 1pm, then showers and thunderstorms. Mostly cloudy, with a high near 70. South wind 5 to 15 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible. |
| Wednesday Night |
Showers and thunderstorms. Mostly cloudy, with a low around 56. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible. |
| Thursday |
A slight chance of rain showers before 7am, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 72. Northwest wind 10 to 15 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 Night |
A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 52. Chance of precipitation is 20%. |
| Juneteenth |
A slight chance of rain showers after 1pm. Sunny, with a high near 73. Chance of precipitation is 20%. |
| Friday Night |
A slight chance of rain showers before 7pm, then a slight chance of showers and thunderstorms between 7pm and 1am. Mostly clear, with a low around 54. Chance of precipitation is 20%. |
| Saturday |
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 77. Chance of precipitation is 20%. |
| Saturday Night |
A chance of showers and thunderstorms. Partly cloudy, with a low around 56. Chance of precipitation is 40%. |
| Sunday |
A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 74. Chance of precipitation is 40%. |
Forecast from NOAA-NWS for Cottage Grove, WI.


