Harman US

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

WhenTempForecastWindPrecip
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.