Winchester, AR Weather & Growing Conditions
This Afternoon
101°F
Sunny
Sunny, with a high near 101. Heat index values as high as 104. South wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 101°F | Sunny | 5 mph S | 0% |
| Tonight | 74°F | Clear | 0 to 5 mph SSW | 0% |
| Sunday | 101°F | Mostly Sunny | 5 mph WSW | 1% |
| Sunday Night | 75°F | Partly Cloudy | 0 to 5 mph SSW | 1% |
| Monday | 100°F | Mostly Sunny | 5 mph W | 6% |
| Monday Night | 73°F | Mostly Clear | 0 to 5 mph NW | 12% |
| Tuesday | 95°F | Sunny | 5 to 10 mph N | 9% |
| Tuesday Night | 68°F | Mostly Clear | 10 mph NNE | 9% |
| Wednesday | 91°F | Sunny | 10 mph NNE | 1% |
| Wednesday Night | 66°F | Mostly Clear | 5 to 10 mph NNE | 0% |
| Thursday | 90°F | Sunny | 5 to 10 mph NNE | 1% |
| Thursday Night | 66°F | Mostly Clear | 5 to 10 mph NE | 1% |
| Friday | 91°F | Sunny | 5 to 10 mph NE | 0% |
| Friday Night | 67°F | Partly Cloudy | 5 to 10 mph NE | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Winchester, AR
Last spring frost
Mar 12
First fall frost
Nov 14
Growing season
245 days
Hardiness zone
8b
Explore more for Winchester, AR: full frost dates · planting calendar · Arkansas frost dates
Climate data from the nearest NOAA station, Dumas, Ar (5.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.