Weather WorldCottage Grove, WI 7-Day Weather Forecast
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Cottage Grove Weather Forecast
Cottage Grove, WI Weather Forecast Date: 731 PM CDT Sat Aug 08 2026
Weather forecast for Cottage Grove, WI
Tonight Lo: 61°F Lo: 16°C |
Tonight... Clear until early morning, then partly cloudy with a 20% chance of light showers and thunderstorms early in the morning. Lows in the lower 60s. Southwest winds up to 5 mph. |
Sun Hi: 80°FHi: 27°C Lo: 69°F Lo: 21°C |
Sunday... Cloudy until late afternoon then becoming partly sunny. Showers likely and chance of thunderstorms in the morning, then chance of light showers and thunderstorms in the afternoon. Highs around 80. South winds 5 to 10 mph. Chance of precipitation 70%. |
| Mon Hi: 81°FHi: 27°C Lo: 65°F Lo: 18°C |
Monday... Patchy fog in the morning. Partly sunny with a 50% chance of light showers and thunderstorms. Highs in the lower 80s. East winds up to 5 mph. |
| Tue Hi: 81°FHi: 27°C Lo: 65°F Lo: 18°C |
Tuesday... Mostly cloudy with a 50% chance of light showers and thunderstorms. Highs in the lower 80s. |
| Wed Hi: 80°FHi: 27°C Lo: 61°F Lo: 16°C |
Wednesday... Partly sunny with a 30% chance of light showers and thunderstorms. Highs around 80. |
Thu Hi: 75°FHi: 24°C Lo: 59°F Lo: 15°C |
Thursday... Partly sunny. Highs in the mid 70s. |
| Fri Hi: 71°FHi: 22°C Lo: 55°F Lo: 13°C |
Friday... Partly sunny. Slight chance of light rain showers in the morning, then slight chance of light rain showers and thunderstorms in the afternoon. Highs in the lower 70s. Chance of precipitation 20%. |
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