Smyrna, SC Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Smyrna, a town in York County, South Carolina.
Overnight
70°F
Partly Cloudy
Partly cloudy, with a low around 70. North wind around 1 mph.
7-day forecast for Smyrna
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 70°F | Partly Cloudy | 1 mph N | 8% |
| Saturday | 87°F | Mostly Sunny | 1 to 5 mph NE | 14% |
| Saturday Night | 69°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 3 mph NE | 19% |
| Sunday | 87°F | Patchy Fog then Slight Chance Showers And Thunderstorms | 1 mph SSE | 17% |
| Sunday Night | 68°F | Slight Chance Showers And Thunderstorms | 1 mph W | 19% |
| Monday | 89°F | Mostly Sunny then Chance Showers And Thunderstorms | 2 mph SE | 41% |
| Monday Night | 67°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 2 mph ENE | 79% |
| Tuesday | 78°F | Showers And Thunderstorms Likely | 2 to 6 mph NE | 67% |
| Tuesday Night | 64°F | Showers And Thunderstorms Likely | 3 to 7 mph NE | 66% |
| Wednesday | 69°F | Chance Showers And Thunderstorms | 8 mph NE | 45% |
| Wednesday Night | 61°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 5 to 8 mph NE | 28% |
| Thursday | 73°F | Slight Chance Rain Showers then Partly Sunny | 7 mph NNE | 15% |
| Thursday Night | 59°F | Partly Cloudy | 2 to 6 mph NE | 14% |
| Friday | 74°F | Mostly Sunny | 5 mph NNE | 8% |
Forecast source: National Weather Service (api.weather.gov) for Smyrna (35.042, -81.409). Updated through the day.
Growing snapshot for Smyrna
Last spring frost
Apr 20
First fall frost
Oct 24
Growing season
186 days
Hardiness zone
8a
More local growing data for Smyrna: nearby ZIP 29743 weather · frost dates · planting calendar · South Carolina frost dates
Nearby towns & communities
Baxter Village
Catawba
Clover
Fort Mill
Hickory Grove
India Hook
Lesslie
Lowrys
McConnells
Newport
Riverview
Rock Hill
Sharon
Tega Cay
Van Wyck
York
All South Carolina locations ›
Climate data from the nearest NOAA station, Ninety Nine Is, Sc (4 mi from Smyrna). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.