Smyrna, SC Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Smyrna, a town in York County, South Carolina.
Overnight
54°F
Mostly Clear
Mostly clear, with a low around 54. Northeast wind around 1 mph.
7-day forecast for Smyrna
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 54°F | Mostly Clear | 1 mph NE | 1% |
| Wednesday | 75°F | Mostly Cloudy then Slight Chance Light Rain | 1 to 6 mph ESE | 21% |
| Wednesday Night | 63°F | Light Rain Likely | 5 mph SSE | 69% |
| Thursday | 75°F | Chance Light Rain | 2 to 6 mph SSW | 31% |
| Thursday Night | 60°F | Slight Chance Light Rain then Slight Chance T-storms | 1 mph W | 34% |
| Friday | 74°F | Chance Light Rain | 0 to 3 mph WNW | 53% |
| Friday Night | 50°F | Mostly Clear | 2 mph NNW | 7% |
| Saturday | 68°F | Sunny | 5 mph NNW | 2% |
| Saturday Night | 41°F | Mostly Clear | 2 mph NNE | 1% |
| Sunday | 65°F | Sunny | 0 to 3 mph NNW | 1% |
| Sunday Night | 40°F | Mostly Clear | 1 mph NW | 1% |
| Monday | 66°F | Sunny | 2 mph WNW | 0% |
| Monday Night | 39°F | Mostly Clear | 0 mph | 1% |
| Tuesday | 68°F | Sunny | 0 to 5 mph WSW | 2% |
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 Nov 4, 2026.