Winnsboro, SC Weather & Growing Conditions
Overnight
56°F
Mostly Clear
Mostly clear, with a low around 56. East wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 56°F | Mostly Clear | 3 mph E | 1% |
| Wednesday | 79°F | Partly Sunny | 3 to 7 mph E | 6% |
| Wednesday Night | 63°F | Chance Light Rain | 2 to 6 mph SE | 47% |
| Thursday | 78°F | Chance Light Rain | 1 to 5 mph S | 31% |
| Thursday Night | 62°F | Chance Light Rain | 1 mph S | 51% |
| Friday | 76°F | Light Rain Likely | 3 mph SW | 69% |
| Friday Night | 52°F | Mostly Clear | 3 mph NW | 10% |
| Saturday | 71°F | Sunny | 5 mph N | 2% |
| Saturday Night | 43°F | Partly Cloudy | 2 mph N | 2% |
| Sunday | 68°F | Sunny | 2 mph N | 1% |
| Sunday Night | 41°F | Mostly Clear | 1 mph N | 1% |
| Monday | 68°F | Sunny | 2 mph NW | 1% |
| Monday Night | 40°F | Mostly Clear | 1 mph NW | 1% |
| Tuesday | 70°F | Sunny | 0 to 5 mph W | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Winnsboro, SC
Last spring frost
Mar 31
First fall frost
Nov 6
Growing season
221 days
Hardiness zone
8a
Explore more for Winnsboro, SC: full frost dates · planting calendar · South Carolina frost dates
Climate data from the nearest NOAA station, Winnsboro, Sc (10.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.