South Charleston, OH Weather & Growing Conditions
Overnight
60°F
Rain Showers Likely
Rain showers likely after 4am. Mostly cloudy, with a low around 60. South wind 10 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 60°F | Rain Showers Likely | 10 to 14 mph S | 67% |
| Wednesday | 67°F | Showers And Thunderstorms | 14 to 17 mph S | 99% |
| Wednesday Night | 51°F | Showers And Thunderstorms then Mostly Cloudy | 6 to 15 mph SW | 87% |
| Thursday | 64°F | Mostly Sunny | 6 to 13 mph SW | 0% |
| Thursday Night | 45°F | Partly Cloudy | 2 to 7 mph SW | 1% |
| Friday | 60°F | Partly Sunny | 2 to 8 mph NW | 10% |
| Friday Night | 40°F | Slight Chance Light Rain | 7 mph NW | 16% |
| Saturday | 54°F | Slight Chance Light Rain | 8 mph NW | 16% |
| Saturday Night | 35°F | Partly Cloudy | 5 mph W | 9% |
| Sunday | 56°F | Mostly Sunny then Slight Chance Light Rain | 3 to 10 mph W | 15% |
| Sunday Night | 35°F | Slight Chance Light Rain then Partly Cloudy | 6 to 9 mph W | 15% |
| Monday | 58°F | Slight Chance Light Rain | 6 to 12 mph W | 18% |
| Monday Night | 38°F | Slight Chance Light Rain then Mostly Clear | 10 mph SW | 15% |
| Tuesday | 62°F | Sunny | 12 mph W | 3% |
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 Nov 4, 2026.