Cottage Grove, WI Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Cottage Grove, WI in one place.
Sunny, with a high near 82. East wind 0 to 5 mph.
Local Weather Overview
This forecast page for Cottage Grove, WI is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Aug 2, 2026 6:25 PM CDT.
The active forecast window currently covers Aug 3 to Aug 8, 2026 for Cottage Grove, WI.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Aug 3 to Aug 8, 2026
- Latest sync
- Aug 2, 2026 6:25 PM CDT
- Forecast office
- MKX
- Source
- NOAA / NWS
Daily Outlook
This Week in Cottage Grove
Tuesday looks like the warmest upcoming period in Cottage Grove at 84 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 57 degrees F.
The strongest winds are forecast for Tuesday at about 5 to 10 mph SW.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Aug 2, 2026 6:25 PM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- MKX
- Radar station
- KMKX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 59. South wind 0 to 5 mph.
Mostly sunny, with a high near 84. Southwest wind 5 to 10 mph.
A slight chance of showers and thunderstorms between 7pm and 1am, then showers and thunderstorms likely. Mostly cloudy, with a low around 62. Southwest wind 0 to 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Showers and thunderstorms likely before 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 77. Southwest wind 0 to 5 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 57. Northeast wind around 0 mph. Chance of precipitation is 40%. New rainfall amounts between a quarter and half of an inch possible.
A chance of rain showers before 1pm. Partly sunny, with a high near 80. Chance of precipitation is 40%.
Mostly clear, with a low around 59.
Mostly sunny, with a high near 83.
A slight chance of rain showers after 1am. Partly cloudy, with a low around 62. Chance of precipitation is 20%.
A slight chance of rain showers before 7am. Mostly sunny, with a high near 84. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 65. Chance of precipitation is 20%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Monday
Aug 3
|
Sunny
|
82°F |
0 to 5 mph
E
|
|
Monday Night
Aug 3
|
Mostly Clear
|
59°F |
0 to 5 mph
S
|
|
Tuesday
Aug 4
|
Mostly Sunny
|
84°F |
5 to 10 mph
SW
|
|
Tuesday Night
Aug 4
|
Slight Chance Showers And Thunderstorms
|
62°F |
0 to 5 mph
SW
|
|
Wednesday
Aug 5
|
Showers And Thunderstorms Likely
|
77°F |
0 to 5 mph
SW
|
|
Wednesday Night
Aug 5
|
Chance Showers And Thunderstorms
|
57°F |
0 mph
|
|
Thursday
Aug 6
|
Chance Rain Showers
|
80°F |
0 to 5 mph
N
|
|
Thursday Night
Aug 6
|
Mostly Clear
|
59°F |
0 to 5 mph
SW
|
|
Friday
Aug 7
|
Mostly Sunny
|
83°F |
0 to 5 mph
SW
|
|
Friday Night
Aug 7
|
Partly Cloudy then Slight Chance Rain Showers
|
62°F |
0 to 5 mph
SW
|
|
Saturday
Aug 8
|
Slight Chance Rain Showers then Mostly Sunny
|
84°F |
5 mph
SW
|
|
Saturday Night
Aug 8
|
Slight Chance Showers And Thunderstorms
|
65°F |
5 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Cottage Grove.