Duncan, MS Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Duncan, a town in Bolivar County, Mississippi.
Tonight
75°F
Mostly Clear
Mostly clear, with a low around 75. Southwest wind 0 to 5 mph.
7-day forecast for Duncan
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 75°F | Mostly Clear | 0 to 5 mph SW | 1% |
| Sunday | 100°F | Mostly Sunny | 0 to 5 mph W | 2% |
| Sunday Night | 75°F | Mostly Clear | 0 to 5 mph SW | 1% |
| Monday | 100°F | Mostly Sunny | 0 to 5 mph WSW | 4% |
| Monday Night | 73°F | Partly Cloudy | 0 to 5 mph NW | 11% |
| Tuesday | 95°F | Sunny | 5 to 10 mph N | 12% |
| Tuesday Night | 67°F | Mostly Clear | 5 to 10 mph NNE | 12% |
| Wednesday | 91°F | Sunny | 5 to 10 mph NNE | 1% |
| Wednesday Night | 65°F | Mostly Clear | 5 to 10 mph NNE | 1% |
| Thursday | 90°F | Sunny | 5 to 10 mph NNE | 2% |
| Thursday Night | 64°F | Mostly Clear | 5 to 10 mph NE | 2% |
| Friday | 90°F | Sunny | 5 to 10 mph NNE | 0% |
| Friday Night | 65°F | Partly Cloudy | 5 to 10 mph NE | 0% |
| Saturday | 90°F | Mostly Sunny | 5 mph NE | 0% |
Forecast source: National Weather Service (api.weather.gov) for Duncan (34.042, -90.746). Updated through the day.
Growing snapshot for Duncan
Last spring frost
Mar 16
First fall frost
Nov 12
Growing season
243 days
Hardiness zone
8b
More local growing data for Duncan: nearby ZIP 38740 weather · frost dates · planting calendar · Mississippi frost dates
Nearby towns & communities
Benoit
Beulah
Bolivar
Boyle
Cleveland
Gunnison
Merigold
Mound Bayou
Pace
Renova
Rosedale
Scott
Shaw
Shelby
Skene
Symonds
Winstonville
Climate data from the nearest NOAA station, Clarksdale, Ms (17 mi from Duncan). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.