Weather World
Cottage Grove, WI 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Cottage Grove, WI Weather Forecast
Cottage Grove, WI Weather Forecast Date: 430 PM CDT Sun Aug 02 2026
The area/counties/county of: Dane, including the city of Madison.or toggle through each period.
Late This Afternoon... Mostly sunny. Northeast winds 5 to 10 mph.
Tonight... Clear. Lows in the mid 50s. Northeast winds up to 5 mph.
Monday... Sunny. Highs in the lower 80s. Southeast winds up to 5 mph.
Monday Night... Clear until early morning then becoming partly cloudy. Lows in the upper 50s. South winds up to 10 mph.
Tuesday... Mostly sunny. Highs in the lower 80s. Southwest winds 5 to 10 mph.
Tuesday Night... Mostly cloudy. Slight chance of light showers and thunderstorms through around midnight, then showers likely and chance of thunderstorms after midnight. Lows in the lower 60s. Southwest winds up to 5 mph. Chance of precipitation 70%.
Wednesday... Mostly cloudy. Showers likely and chance of thunderstorms in the morning, then chance of light showers and thunderstorms in the afternoon. Highs in the upper 70s. Chance of precipitation 70%.
Wednesday Night... Mostly cloudy with chance of rain showers and slight chance of thunderstorms through around midnight, then partly cloudy with chance of light rain showers after midnight. Lows in the upper 50s. Chance of precipitation 50%.
Thursday... Partly sunny. A 20% chance of light rain showers in the morning. Highs in the upper 70s.
Thursday Night... Mostly clear. Lows in the upper 50s.
Friday... Mostly sunny. Highs in the lower 80s.
Friday Night... Partly cloudy. A 20% chance of light showers after midnight. Lows in the lower 60s.
Saturday... Mostly sunny. Highs in the mid 80s.
Saturday Night... Mostly clear with a 20% chance of light showers and thunderstorms. Lows in the mid 60s.
POP = Probability of Precipitation
Cottage Grove Radar Loop
Use the map search tool if you want to place a location marker on the radar map...