Winnsboro Mills, SC Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Winnsboro Mills, a community in Fairfield County, South Carolina.
Today
80°F
Patchy Fog then Partly Sunny
Patchy fog between 7am and 8am. Partly sunny, with a high near 80. Southeast wind 3 to 8 mph.
7-day forecast for Winnsboro Mills
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 80°F | Patchy Fog then Partly Sunny | 3 to 8 mph SE | 5% |
| Tonight | 63°F | Chance Light Rain | 2 to 6 mph SE | 40% |
| Thursday | 79°F | Chance Light Rain | 1 to 5 mph S | 26% |
| Thursday Night | 62°F | Chance Light Rain | 1 mph S | 47% |
| Friday | 76°F | Light Rain Likely | 1 to 5 mph SW | 66% |
| Friday Night | 52°F | Mostly Clear | 3 mph NW | 11% |
| Saturday | 71°F | Sunny | 5 mph N | 2% |
| Saturday Night | 42°F | Partly Cloudy | 3 mph N | 2% |
| Sunday | 68°F | Mostly Sunny | 2 mph N | 1% |
| Sunday Night | 41°F | Mostly Clear | 2 mph N | 2% |
| Monday | 68°F | Sunny | 2 mph N | 1% |
| Monday Night | 39°F | Mostly Clear | 1 mph NW | 2% |
| Tuesday | 69°F | Sunny | 0 to 3 mph W | 2% |
| Tuesday Night | 42°F | Mostly Clear | 2 mph W | 3% |
Forecast source: National Weather Service (api.weather.gov) for Winnsboro Mills (34.356, -81.070). Updated through the day.
Growing snapshot for Winnsboro Mills
Last spring frost
Mar 31
First fall frost
Nov 6
Growing season
221 days
Hardiness zone
8a
More local growing data for Winnsboro Mills: nearby ZIP 29180 weather · frost dates · planting calendar · South Carolina frost dates
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Climate data from the nearest NOAA station, Winnsboro, Sc (1 mi from Winnsboro Mills). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.