Cottage Grove, TN Weather Forecast
Local 7-day forecast
Slight Chance Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Cottage Grove, TN in one place.
A slight chance of rain showers between 7am and 1pm. Partly sunny, with a high near 86. Chance of precipitation is 20%.
Local Weather Overview
This forecast page for Cottage Grove, TN 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: Apr 11, 2026 10:23 AM CDT.
The active forecast window currently covers Apr 15 to Apr 17, 2026 for Cottage Grove, TN.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 15 to Apr 17, 2026
- Latest sync
- Apr 11, 2026 10:23 AM CDT
- Forecast office
- MEG
- Source
- NOAA / NWS
Daily Outlook
This Week in Cottage Grove
Friday looks like the warmest upcoming period in Cottage Grove at 87 degrees F.
Friday Night is the coolest period ahead with temperatures near 63 degrees F.
The strongest winds are forecast for Wednesday at about 10 mph SSW.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 11, 2026 10:23 AM CDT
- Coverage
- 3 days
- Time zone
- America/Chicago
- Forecast office
- MEG
- Radar station
- KPAH
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A slight chance of rain showers after 1am. Mostly cloudy, with a low around 68. Chance of precipitation is 20%.
A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 85. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 64. Chance of precipitation is 50%.
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 87. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 63. Chance of precipitation is 30%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Apr 15
|
Slight Chance Rain Showers
|
86°F |
10 mph
SSW
|
|
Wednesday Night
Apr 15
|
Mostly Cloudy then Slight Chance Rain Showers
|
68°F |
5 to 10 mph
SSW
|
|
Thursday
Apr 16
|
Chance Rain Showers then Chance Showers And Thunderstorms
|
85°F |
10 mph
SSW
|
|
Thursday Night
Apr 16
|
Chance Showers And Thunderstorms
|
64°F |
5 to 10 mph
SSW
|
|
Friday
Apr 17
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
87°F |
5 to 10 mph
SSW
|
|
Friday Night
Apr 17
|
Slight Chance Showers And Thunderstorms
|
63°F |
5 mph
SSW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Cottage Grove.