South Charleston, OH Weather & Growing Conditions
Overnight
59°F
Mostly Cloudy
Mostly cloudy, with a low around 59. East wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 59°F | Mostly Cloudy | 6 mph E | 1% |
| Saturday | 83°F | Partly Sunny then Showers And Thunderstorms Likely | 6 mph SE | 61% |
| Saturday Night | 66°F | Chance Showers And Thunderstorms | 7 mph S | 54% |
| Sunday | 82°F | Chance Showers And Thunderstorms | 8 mph W | 42% |
| Sunday Night | 57°F | Showers And Thunderstorms Likely | 10 to 14 mph NE | 61% |
| Monday | 69°F | Rain Showers Likely | 13 mph NE | 56% |
| Monday Night | 54°F | Chance Rain Showers | 12 to 15 mph NE | 30% |
| Tuesday | 69°F | Chance Rain Showers | 13 mph NE | 26% |
| Tuesday Night | 56°F | Chance Rain Showers | 10 to 14 mph NE | 53% |
| Wednesday | 69°F | Showers And Thunderstorms Likely | 12 mph E | 60% |
| Wednesday Night | 55°F | Showers And Thunderstorms Likely | 7 to 12 mph NE | 60% |
| Thursday | 69°F | Slight Chance Rain Showers then Mostly Cloudy | 9 mph NE | 21% |
| Thursday Night | 53°F | Mostly Cloudy | 6 to 9 mph NE | 11% |
| Friday | 70°F | Mostly Sunny | 6 to 10 mph NE | 10% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for South Charleston, OH
Last spring frost
Apr 24
First fall frost
Oct 18
Growing season
175 days
Hardiness zone
6a
Explore more for South Charleston, OH: full frost dates · planting calendar · Ohio frost dates
Climate data from the nearest NOAA station, London Fish Hatchery, Oh (8.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.