Marion, SC Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Marion, a city in Marion County, South Carolina.
Tonight
57°F
Mostly Clear
Mostly clear, with a low around 57. East wind around 2 mph.
7-day forecast for Marion
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 57°F | Mostly Clear | 2 mph E | 1% |
| Wednesday | 83°F | Patchy Fog then Mostly Sunny | 2 to 7 mph E | 1% |
| Wednesday Night | 62°F | Mostly Cloudy | 0 to 5 mph SE | 1% |
| Thursday | 84°F | Partly Sunny | 0 to 5 mph S | 13% |
| Thursday Night | 64°F | Mostly Cloudy then Slight Chance Rain Showers | 3 mph S | 15% |
| Friday | 80°F | Showers And Thunderstorms Likely | 1 to 5 mph SW | 62% |
| Friday Night | 56°F | Showers And Thunderstorms Likely | 1 mph NW | 61% |
| Saturday | 75°F | Mostly Sunny | 5 mph N | 10% |
| Saturday Night | 46°F | Partly Cloudy | 2 mph N | 9% |
| Sunday | 70°F | Mostly Sunny | 3 mph N | 4% |
| Sunday Night | 43°F | Partly Cloudy | 2 mph NW | 13% |
| Monday | 68°F | Sunny | 2 to 6 mph NW | 13% |
| Monday Night | 39°F | Mostly Clear | 2 mph NW | 5% |
| Tuesday | 70°F | Sunny | 1 to 6 mph W | 4% |
Forecast source: National Weather Service (api.weather.gov) for Marion (34.179, -79.396). Updated through the day.
Growing snapshot for Marion
Last spring frost
Mar 22
First fall frost
Nov 11
Growing season
234 days
Hardiness zone
8b
More local growing data for Marion: nearby ZIP 29571 weather · frost dates · planting calendar · South Carolina frost dates
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Climate data from the nearest NOAA station, Marion, Sc (3 mi from Marion). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.