Winchester, AR Weather & Growing Conditions
Tonight
54°F
Showers And Thunderstorms Likely then Partly Cloudy
Showers and thunderstorms likely before 8pm, then a chance of showers and thunderstorms between 8pm and 9pm. Partly cloudy, with a low around 54. West southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 54°F | Showers And Thunderstorms Likely then Partly Cloudy | 5 to 10 mph WSW | 72% |
| Wednesday | 73°F | Sunny | 0 to 10 mph WNW | 0% |
| Wednesday Night | 46°F | Partly Cloudy | 0 mph | 0% |
| Thursday | 75°F | Mostly Sunny | 0 mph | 0% |
| Thursday Night | 49°F | Partly Cloudy | 0 to 5 mph NNW | 0% |
| Friday | 72°F | Mostly Sunny | 5 to 10 mph N | 0% |
| Friday Night | 42°F | Mostly Clear | 5 mph N | 0% |
| Saturday | 66°F | Mostly Sunny | 5 to 10 mph N | 0% |
| Saturday Night | 39°F | Partly Cloudy | 0 to 5 mph N | 2% |
| Sunday | 66°F | Mostly Sunny | 5 to 10 mph NNW | 7% |
| Sunday Night | 38°F | Mostly Clear | 0 to 5 mph NNW | 1% |
| Monday | 70°F | Sunny | 0 to 5 mph W | 0% |
| Monday Night | 39°F | Mostly Clear | 0 mph | 1% |
| Tuesday | 74°F | Sunny | 0 to 5 mph SSW | 1% |
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 (9.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.