Cottage Grove, TN Weather Forecast
Local 7-day forecast
Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Cottage Grove, TN in one place.
A chance of showers and thunderstorms between 10am and 5pm, then showers and thunderstorms likely. Mostly sunny, with a high near 88. Southwest wind 0 to 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
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: Jul 15, 2026 4:58 AM CDT.
The active forecast window currently covers Jul 16 to Jul 21, 2026 for Cottage Grove, TN.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 16 to Jul 21, 2026
- Latest sync
- Jul 15, 2026 4:58 AM CDT
- Forecast office
- MEG
- Source
- NOAA / NWS
Daily Outlook
This Week in Cottage Grove
Monday looks like the warmest upcoming period in Cottage Grove at 94 degrees F.
Thursday Night is the coolest period ahead with temperatures near 71 degrees F.
The strongest winds are forecast for Friday at about 5 to 10 mph WSW.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 15, 2026 4:58 AM CDT
- Coverage
- 6 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 showers and thunderstorms before 7pm. Partly cloudy, with a low around 71. Southwest wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts between a tenth and quarter of an inch possible.
A slight chance of rain showers between 7am and 10am, then a chance of showers and thunderstorms. Mostly sunny. High near 89, with temperatures falling to around 85 in the afternoon. West southwest wind 5 to 10 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
A chance of showers and thunderstorms. Partly cloudy, with a low around 72. West southwest wind 0 to 5 mph. Chance of precipitation is 50%.
A slight chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 91. West southwest wind 5 to 10 mph. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 73. Chance of precipitation is 50%.
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 92. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 73. Chance of precipitation is 20%.
Sunny, with a high near 94.
Mostly clear, with a low around 75.
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. Chance of precipitation is 20%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Jul 16
|
Chance Showers And Thunderstorms
|
88°F |
0 to 5 mph
SW
|
|
Thursday Night
Jul 16
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
71°F |
0 to 5 mph
SW
|
|
Friday
Jul 17
|
Chance Showers And Thunderstorms
|
89°F |
5 to 10 mph
WSW
|
|
Friday Night
Jul 17
|
Chance Showers And Thunderstorms
|
72°F |
0 to 5 mph
WSW
|
|
Saturday
Jul 18
|
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
|
91°F |
5 to 10 mph
WSW
|
|
Saturday Night
Jul 18
|
Chance Showers And Thunderstorms
|
73°F |
5 mph
WSW
|
|
Sunday
Jul 19
|
Sunny then Slight Chance Showers And Thunderstorms
|
92°F |
5 mph
W
|
|
Sunday Night
Jul 19
|
Slight Chance Showers And Thunderstorms then Mostly Clear
|
73°F |
0 to 5 mph
SW
|
|
Monday
Jul 20
|
Sunny
|
94°F |
5 mph
SW
|
|
Monday Night
Jul 20
|
Mostly Clear
|
75°F |
5 mph
SW
|
|
Tuesday
Jul 21
|
Sunny then Slight Chance Showers And Thunderstorms
|
93°F |
5 mph
WNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Cottage Grove.