| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
||||||||||||||||||||||||||||||||||||||||
| Updated: Tue, Oct-20-2026 5:46pm CDT | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
|
||||||||||||||||||||||||||||||||||||||||
| Tonight |
Mostly clear, with a low around 43. South wind around 0 mph. |
| Wednesday |
Sunny, with a high near 70. Southwest wind 0 to 5 mph. |
| Wednesday Night |
Mostly clear, with a low around 47. Northwest wind around 0 mph. |
| Thursday |
Mostly sunny, with a high near 71. East wind 0 to 5 mph. |
| Thursday Night |
Mostly clear, with a low around 48. Southeast wind 0 to 5 mph. |
| Friday |
Mostly sunny, with a high near 69. South wind 0 to 10 mph. |
| Friday Night |
Partly cloudy, with a low around 51. South wind around 5 mph. |
| Saturday |
Partly sunny, with a high near 70. South wind 10 to 15 mph. |
| Saturday Night |
Mostly cloudy, with a low around 53. |
| Sunday |
Partly sunny, with a high near 67. |
| Sunday Night |
A chance of rain showers after 7pm. Mostly cloudy, with a low around 47. Chance of precipitation is 30%. |
| Monday |
A chance of rain showers. Partly sunny, with a high near 59. Chance of precipitation is 30%. |
| Monday Night |
A slight chance of rain showers before 7pm. Mostly cloudy, with a low around 41. Chance of precipitation is 20%. |
| Tuesday |
Mostly sunny, with a high near 56. |
Forecast from NOAA-NWS for Cottage Grove, WI.