DeWitt, AR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for DeWitt, a city in Arkansas County, Arkansas.
This Afternoon
78°F
Showers And Thunderstorms
Showers and thunderstorms. Some of the storms could produce heavy rain. Mostly cloudy. High near 78, with temperatures falling to around 72 in the afternoon. South southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
7-day forecast for DeWitt
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 78°F | Showers And Thunderstorms | 15 mph SSW | 97% |
| Tonight | 55°F | Showers And Thunderstorms then Mostly Cloudy | 5 to 15 mph WSW | 88% |
| Wednesday | 71°F | Sunny | 5 to 10 mph WNW | 0% |
| Wednesday Night | 48°F | Partly Cloudy | 0 mph | 0% |
| Thursday | 73°F | Mostly Sunny | 0 to 5 mph S | 0% |
| Thursday Night | 51°F | Partly Cloudy | 0 to 5 mph E | 0% |
| Friday | 69°F | Mostly Sunny | 5 to 10 mph N | 0% |
| Friday Night | 44°F | Mostly Clear | 5 mph N | 0% |
| Saturday | 64°F | Mostly Sunny | 5 to 10 mph N | 0% |
| Saturday Night | 41°F | Partly Cloudy | 0 to 5 mph N | 2% |
| Sunday | 65°F | Mostly Sunny | 5 to 10 mph NNW | 6% |
| Sunday Night | 39°F | Mostly Clear | 0 to 5 mph NW | 2% |
| Monday | 68°F | Sunny | 5 mph W | 0% |
| Monday Night | 40°F | Mostly Clear | 0 to 5 mph SW | 1% |
Forecast source: National Weather Service (api.weather.gov) for DeWitt (34.287, -91.338). Updated through the day.
Growing snapshot for DeWitt
Last spring frost
Mar 17
First fall frost
Nov 10
Growing season
238 days
Hardiness zone
8b
More local growing data for DeWitt: nearby ZIP 72042 weather · frost dates · planting calendar · Arkansas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Saint Charles, Ar (13.1 mi from DeWitt). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.