| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: Wed, Jul-22-2026 1:34pm CDT | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
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| This Afternoon |
Partly sunny, with a high near 74. North wind around 5 mph. |
| Tonight |
Mostly clear, with a low around 52. Northwest wind 0 to 5 mph. |
| Thursday |
Mostly sunny, with a high near 78. Southwest wind 0 to 5 mph. |
| Thursday Night |
Partly cloudy, with a low around 57. Southwest wind 0 to 5 mph. |
| Friday |
Sunny, with a high near 80. South wind 0 to 10 mph. |
| Friday Night |
Partly cloudy, with a low around 60. Southwest wind around 5 mph. |
| Saturday |
Mostly sunny, with a high near 86. Southwest wind 5 to 10 mph. |
| Saturday Night |
Mostly clear, with a low around 68. West wind 5 to 10 mph. |
| Sunday |
Mostly sunny, with a high near 91. |
| Sunday Night |
A slight chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 68. Chance of precipitation is 30%. |
| Monday |
A chance of showers and thunderstorms before 7am, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 30%. |
| Monday Night |
A slight chance of rain showers before 1am. Partly cloudy, with a low around 66. Chance of precipitation is 20%. |
| Tuesday |
Mostly sunny, with a high near 87. |
| Tuesday Night |
Partly cloudy, with a low around 62. |
Forecast from NOAA-NWS for Cottage Grove, WI.