South Salem, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for South Salem, a village in Ross County, Ohio.
Today
85°F
Sunny
Sunny, with a high near 85. Northeast wind around 6 mph.
7-day forecast for South Salem
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Sunny | 6 mph NE | 0% |
| Tonight | 66°F | Partly Cloudy | 1 to 5 mph NE | 4% |
| Wednesday | 87°F | Mostly Sunny then Chance Showers And Thunderstorms | 3 mph NW | 44% |
| Wednesday Night | 68°F | Chance Showers And Thunderstorms | 3 mph SW | 44% |
| Thursday | 86°F | Chance Showers And Thunderstorms | 2 to 8 mph SW | 50% |
| Thursday Night | 68°F | Chance Showers And Thunderstorms | 6 mph S | 58% |
| Friday | 84°F | Showers And Thunderstorms | 5 to 9 mph SW | 76% |
| Friday Night | 67°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 3 to 7 mph SW | 76% |
| Saturday | 84°F | Chance Showers And Thunderstorms | 3 to 9 mph SW | 37% |
| Saturday Night | 67°F | Chance Showers And Thunderstorms | 2 to 6 mph SW | 37% |
| Sunday | 86°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 3 to 9 mph SW | 17% |
| Sunday Night | 69°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 3 to 8 mph SW | 17% |
| Monday | 87°F | Mostly Sunny then Chance Showers And Thunderstorms | 8 to 12 mph SW | 29% |
| Monday Night | 70°F | Chance Showers And Thunderstorms | 5 to 8 mph SW | 30% |
Forecast source: National Weather Service (api.weather.gov) for South Salem (39.337, -83.307). Updated through the day.
Growing snapshot for South Salem
Last spring frost
Apr 20
First fall frost
Oct 22
Growing season
184 days
Hardiness zone
6b
More local growing data for South Salem: nearby ZIP 45681 weather · frost dates · planting calendar · Ohio frost dates
Nearby towns & communities
Adelphi
Andersonville
Bainbridge
Bourneville
Chillicothe
Clarksburg
Frankfort
Kingston
Laurelville
Massieville
Richmond Dale
Climate data from the nearest NOAA station, Chillicothe Mound City, Oh (14.5 mi from South Salem). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.