| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
||||||||||||||||||||||||||||||||||||||||
| Updated: Thu, Sep-10-2026 5:41am CDT | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
|
||||||||||||||||||||||||||||||||||||||||
| Today |
Sunny, with a high near 78. Northwest wind 0 to 5 mph. |
| Tonight |
Clear, with a low around 54. Southeast wind 0 to 5 mph. |
| Friday |
Sunny, with a high near 79. South wind 5 to 10 mph. |
| Friday Night |
Partly cloudy, with a low around 60. South wind 5 to 10 mph. |
| Saturday |
A slight chance of rain showers between 7am and 1pm. Partly sunny, with a high near 80. Southwest wind around 10 mph. Chance of precipitation is 20%. |
| Saturday Night |
Partly cloudy, with a low around 55. Northwest wind around 5 mph. |
| Sunday |
A slight chance of rain showers after 1pm. Mostly sunny, with a high near 74. North wind around 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible. |
| Sunday Night |
A slight chance of rain showers before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 59. East wind 5 to 10 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Monday |
A chance of showers and thunderstorms before 7am, then showers and thunderstorms likely. Mostly cloudy, with a high near 81. Chance of precipitation is 70%. |
| Monday Night |
Showers and thunderstorms likely. Mostly cloudy, with a low around 57. Chance of precipitation is 70%. |
| Tuesday |
Rain showers likely. Mostly cloudy, with a high near 70. Chance of precipitation is 70%. |
| Tuesday Night |
A slight chance of rain showers. Mostly cloudy, with a low around 52. Chance of precipitation is 20%. |
| Wednesday |
A slight chance of rain showers. Partly sunny, with a high near 70. Chance of precipitation is 20%. |
| Wednesday Night |
A chance of rain showers. Mostly cloudy, with a low around 56. Chance of precipitation is 40%. |
Forecast from NOAA-NWS for Cottage Grove, WI.