South Charleston, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for South Charleston, a village in Clark County, Ohio.
Tonight
66°F
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms before 11pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 66. South wind around 7 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for South Charleston
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 66°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 7 mph S | 50% |
| Sunday | 82°F | Chance Showers And Thunderstorms | 6 to 9 mph W | 61% |
| Sunday Night | 57°F | Showers And Thunderstorms Likely | 12 mph N | 66% |
| Monday | 69°F | Chance Rain Showers | 12 to 15 mph NE | 42% |
| Monday Night | 53°F | Chance Rain Showers | 9 to 14 mph NE | 37% |
| Tuesday | 70°F | Chance Rain Showers | 12 mph NE | 29% |
| Tuesday Night | 57°F | Chance Rain Showers | 8 to 13 mph NE | 49% |
| Wednesday | 69°F | Rain Showers Likely | 12 mph E | 67% |
| Wednesday Night | 55°F | Showers And Thunderstorms Likely | 9 to 13 mph E | 67% |
| Thursday | 69°F | Chance Rain Showers | 9 mph E | 30% |
| Thursday Night | 53°F | Mostly Cloudy | 5 to 8 mph NE | 14% |
| Friday | 71°F | Partly Sunny | 6 to 10 mph NE | 9% |
| Friday Night | 51°F | Partly Cloudy | 5 to 10 mph NE | 7% |
| Saturday | 72°F | Mostly Sunny | 8 mph NE | 3% |
Forecast source: National Weather Service (api.weather.gov) for South Charleston (39.825, -83.644). Updated through the day.
Growing snapshot for South Charleston
Last spring frost
Apr 24
First fall frost
Oct 18
Growing season
175 days
Hardiness zone
6a
More local growing data for South Charleston: nearby ZIP 45368 weather · frost dates · planting calendar · Ohio frost dates
Nearby towns & communities
Catawba
Clifton
Crystal Lakes
Donnelsville
Enon
Green Meadows
Holiday Valley
Lawrenceville
Medway
Mutual
New Carlisle
North Hampton
Northridge
Park Layne
South Vienna
Springfield
Tremont City
Climate data from the nearest NOAA station, London Fish Hatchery, Oh (8.2 mi from South Charleston). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.