| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: Tue, Jul-28-2026 7:52am CDT | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
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| Today |
Mostly sunny, with a high near 84. Northeast wind 5 to 10 mph. |
| Tonight |
Mostly clear, with a low around 60. East wind 0 to 10 mph. |
| Wednesday |
Sunny, with a high near 86. South wind 0 to 5 mph. |
| Wednesday Night |
Partly cloudy, with a low around 63. Southwest wind 0 to 5 mph. |
| Thursday |
Mostly sunny, with a high near 88. Southwest wind 0 to 5 mph. |
| Thursday Night |
Mostly cloudy, with a low around 66. Southwest wind 0 to 5 mph. |
| Friday |
A chance of rain showers between 7am and 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 82. South wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible. |
| Friday Night |
Showers and thunderstorms likely. Mostly cloudy, with a low around 64. East wind 0 to 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible. |
| Saturday |
A chance of rain showers before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 81. Chance of precipitation is 50%. |
| Saturday Night |
A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 61. Chance of precipitation is 30%. |
| Sunday |
Sunny, with a high near 82. |
| Sunday Night |
Mostly clear, with a low around 59. |
| Monday |
Sunny, with a high near 85. |
| Monday Night |
Mostly clear, with a low around 64. |
Forecast from NOAA-NWS for Cottage Grove, WI.