Charleston, AR Weather & Growing Conditions
This Afternoon
99°F
Sunny
Sunny, with a high near 99. Heat index values as high as 103. East wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 99°F | Sunny | 5 mph E | 0% |
| Tonight | 73°F | Mostly Clear | 5 to 10 mph E | 0% |
| Wednesday | 100°F | Sunny | 5 mph SE | 5% |
| Wednesday Night | 73°F | Mostly Clear | 5 mph SE | 14% |
| Thursday | 100°F | Mostly Sunny | 5 mph S | 14% |
| Thursday Night | 74°F | Chance Showers And Thunderstorms | 0 to 5 mph SE | 27% |
| Friday | 96°F | Chance Showers And Thunderstorms | 0 to 10 mph SE | 40% |
| Friday Night | 73°F | Chance Showers And Thunderstorms | 0 to 10 mph SE | 40% |
| Saturday | 97°F | Slight Chance Showers And Thunderstorms | 0 to 10 mph SE | 17% |
| Saturday Night | 73°F | Mostly Clear | 0 to 10 mph SE | 13% |
| Sunday | 98°F | Sunny | 0 to 10 mph S | 9% |
| Sunday Night | 74°F | Mostly Clear | 0 to 10 mph SE | 9% |
| Monday | 98°F | Sunny | 0 to 10 mph S | 9% |
| Monday Night | 74°F | Mostly Clear | 5 to 10 mph SE | 9% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Charleston, AR
Last spring frost
Mar 30
First fall frost
Nov 6
Growing season
222 days
Hardiness zone
8a
Explore more for Charleston, AR: full frost dates · planting calendar · Arkansas frost dates
Climate data from the nearest NOAA station, Ozark 2, Ar (15.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.