| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: Thu, Jun-04-2026 6:37pm CDT | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
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| Tonight |
A chance of showers and thunderstorms between midnight and 4am, then showers and thunderstorms likely. Mostly cloudy, with a low around 64. Southwest wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible. |
| Friday |
Showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 81. Southwest wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible. |
| Friday Night |
A chance of showers and thunderstorms. Partly cloudy, with a low around 62. Southwest wind 5 to 10 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Saturday |
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 85. Northwest wind around 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible. |
| Saturday Night |
A slight chance of rain showers before 7pm. Partly cloudy, with a low around 60. East wind 0 to 5 mph. Chance of precipitation is 20%. |
| Sunday |
Mostly sunny, with a high near 84. East wind 5 to 10 mph. |
| Sunday Night |
Mostly cloudy, with a low around 62. Southeast wind 5 to 10 mph. |
| Monday |
Showers and thunderstorms likely after 7am. Mostly cloudy, with a high near 86. Southeast wind 10 to 15 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible. |
| Monday Night |
Showers and thunderstorms likely. Mostly cloudy, with a low around 66. Chance of precipitation is 60%. |
| Tuesday |
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 88. Chance of precipitation is 50%. |
| Tuesday Night |
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 40%. |
| Wednesday |
A chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 92. Chance of precipitation is 40%. |
| Wednesday Night |
A slight chance of showers and thunderstorms between 7pm and 1am. Partly cloudy, with a low around 69. Chance of precipitation is 20%. |
| Thursday |
Mostly sunny, with a high near 94. |
Forecast from NOAA-NWS for Cottage Grove, WI.