Decatur, MS Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Decatur, a town in Newton County, Mississippi.
Today
92°F
Sunny
Sunny, with a high near 92. North northwest wind around 5 mph.
7-day forecast for Decatur
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 92°F | Sunny | 5 mph NNW | 0% |
| Tonight | 70°F | Mostly Clear | 0 to 5 mph NNE | 0% |
| Wednesday | 94°F | Sunny | 0 to 5 mph W | 0% |
| Wednesday Night | 71°F | Mostly Clear | 0 mph | 0% |
| Thursday | 95°F | Sunny | 0 to 5 mph SSW | 7% |
| Thursday Night | 72°F | Mostly Clear | 0 to 5 mph S | 7% |
| Friday | 94°F | Patchy Fog then Sunny | 0 to 5 mph SSE | 12% |
| Friday Night | 73°F | Mostly Clear then Slight Chance Rain Showers | 0 to 5 mph S | 15% |
| Saturday | 94°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 0 to 5 mph ESE | 24% |
| Saturday Night | 73°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 24% |
| Sunday | 93°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SSE | 32% |
| Sunday Night | 73°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 32% |
| Monday | 93°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph S | 34% |
| Monday Night | 73°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph S | 34% |
Forecast source: National Weather Service (api.weather.gov) for Decatur (32.434, -89.111). Updated through the day.
Growing snapshot for Decatur
Last spring frost
Mar 25
First fall frost
Nov 2
Growing season
222 days
Hardiness zone
8b
More local growing data for Decatur: nearby ZIP 39327 weather · frost dates · planting calendar · Mississippi frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Newton Exp Stn, Ms (7.8 mi from Decatur). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.