Cottage Grove, WI Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Cottage Grove, WI in one place.
Mostly sunny, with a high near 65. Northeast wind 5 to 10 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: Sep 22, 2026 7:39 AM CDT.
The active forecast window currently covers Sep 23 to Sep 28, 2026 for Cottage Grove, WI.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 23 to Sep 28, 2026
- Latest sync
- Sep 22, 2026 7:39 AM CDT
- Forecast office
- MKX
- Source
- NOAA / NWS
Daily Outlook
This Week in Cottage Grove
Monday looks like the warmest upcoming period in Cottage Grove at 72 degrees F.
Friday Night is the coolest period ahead with temperatures near 46 degrees F.
The strongest winds are forecast for Wednesday at about 5 to 10 mph NE.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 22, 2026 7:39 AM 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
Partly cloudy, with a low around 48. East wind 0 to 10 mph.
Partly sunny, with a high near 66. East wind 0 to 5 mph.
Mostly cloudy, with a low around 48. East wind 0 to 5 mph.
Partly sunny, with a high near 67. East wind 0 to 5 mph.
Mostly cloudy, with a low around 46.
Partly sunny, with a high near 66.
A slight chance of rain showers after 7pm. Mostly cloudy, with a low around 49. Chance of precipitation is 20%.
A slight chance of rain showers before 7am. Mostly cloudy, with a high near 69. Chance of precipitation is 20%.
Mostly cloudy, with a low around 53.
Partly sunny, with a high near 72.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Sep 23
|
Mostly Sunny
|
65°F |
5 to 10 mph
NE
|
|
Wednesday Night
Sep 23
|
Partly Cloudy
|
48°F |
0 to 10 mph
E
|
|
Thursday
Sep 24
|
Partly Sunny
|
66°F |
0 to 5 mph
E
|
|
Thursday Night
Sep 24
|
Mostly Cloudy
|
48°F |
0 to 5 mph
E
|
|
Friday
Sep 25
|
Partly Sunny
|
67°F |
0 to 5 mph
E
|
|
Friday Night
Sep 25
|
Mostly Cloudy
|
46°F |
0 to 5 mph
E
|
|
Saturday
Sep 26
|
Partly Sunny
|
66°F |
0 to 5 mph
SE
|
|
Saturday Night
Sep 26
|
Slight Chance Rain Showers
|
49°F |
0 to 5 mph
SE
|
|
Sunday
Sep 27
|
Slight Chance Rain Showers then Mostly Cloudy
|
69°F |
0 to 5 mph
S
|
|
Sunday Night
Sep 27
|
Mostly Cloudy
|
53°F |
0 to 5 mph
S
|
|
Monday
Sep 28
|
Partly Sunny
|
72°F |
0 to 5 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Cottage Grove.