Duncan, TN Weather Forecast
Local 7-day forecast
Patchy Fog then Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Duncan, TN in one place.
Patchy fog between 7am and 8am. Sunny. High near 56, with temperatures falling to around 51 in the afternoon. Northeast wind 5 to 10 mph.
Local Weather Overview
This forecast page for Duncan, 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: Nov 7, 2026 12:54 AM EST.
The active forecast window currently covers Nov 7 to Nov 13, 2026 for Duncan, TN.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 7 to Nov 13, 2026
- Latest sync
- Nov 7, 2026 12:54 AM EST
- Forecast office
- MRX
- Source
- NOAA / NWS
Daily Outlook
This Week in Duncan
Tuesday looks like the warmest upcoming period in Duncan at 64 degrees F.
Saturday Night is the coolest period ahead with temperatures near 33 degrees F.
The strongest winds are forecast for Saturday at about 5 to 10 mph NE.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Nov 7, 2026 12:54 AM EST
- Coverage
- 7 days
- Time zone
- America/New_York
- Forecast office
- MRX
- Radar station
- KMRX
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 33. Northeast wind 0 to 5 mph.
Sunny, with a high near 60. Northwest wind 0 to 5 mph.
Clear, with a low around 34. Southwest wind 0 to 5 mph.
Sunny, with a high near 63. West wind around 0 mph.
Clear, with a low around 38. Southeast wind around 0 mph.
Sunny, with a high near 64.
Mostly clear, with a low around 41.
Sunny, with a high near 63.
Partly cloudy, with a low around 41.
A slight chance of rain showers after 7am. Mostly sunny, with a high near 58. Chance of precipitation is 20%.
A slight chance of rain showers. Partly cloudy, with a low around 35. Chance of precipitation is 20%.
A slight chance of rain showers before 7am. Mostly sunny, with a high near 51.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Nov 7
|
Patchy Fog then Sunny
|
56°F |
5 to 10 mph
NE
|
|
Saturday Night
Nov 7
|
Partly Cloudy
|
33°F |
0 to 5 mph
NE
|
|
Sunday
Nov 8
|
Sunny
|
60°F |
0 to 5 mph
NW
|
|
Sunday Night
Nov 8
|
Clear
|
34°F |
0 to 5 mph
SW
|
|
Monday
Nov 9
|
Sunny
|
63°F |
0 mph
|
|
Monday Night
Nov 9
|
Clear
|
38°F |
0 mph
|
|
Tuesday
Nov 10
|
Sunny
|
64°F |
0 to 5 mph
W
|
|
Tuesday Night
Nov 10
|
Mostly Clear
|
41°F |
0 to 5 mph
SW
|
|
Veterans Day
Nov 11
|
Sunny
|
63°F |
0 to 5 mph
W
|
|
Wednesday Night
Nov 11
|
Partly Cloudy
|
41°F |
0 to 5 mph
SW
|
|
Thursday
Nov 12
|
Slight Chance Rain Showers
|
58°F |
0 to 10 mph
W
|
|
Thursday Night
Nov 12
|
Slight Chance Rain Showers
|
35°F |
5 mph
NW
|
|
Friday
Nov 13
|
Slight Chance Rain Showers then Mostly Sunny
|
51°F |
5 to 10 mph
N
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Duncan.