Winnsboro, SC Weather & Growing Conditions
Overnight
70°F
Partly Cloudy
Partly cloudy, with a low around 70. North wind around 1 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 70°F | Partly Cloudy | 1 mph N | 2% |
| Saturday | 89°F | Mostly Sunny | 1 to 5 mph NE | 13% |
| Saturday Night | 70°F | Slight Chance Showers And Thunderstorms then Patchy Fog | 0 to 3 mph E | 16% |
| Sunday | 90°F | Patchy Fog then Mostly Sunny | 1 mph NE | 9% |
| Sunday Night | 69°F | Mostly Clear | 0 mph | 7% |
| Monday | 91°F | Mostly Sunny then Chance Showers And Thunderstorms | 1 mph SE | 39% |
| Monday Night | 69°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 1 mph E | 71% |
| Tuesday | 84°F | Showers And Thunderstorms Likely | 1 to 5 mph NE | 70% |
| Tuesday Night | 66°F | Showers And Thunderstorms Likely | 3 to 7 mph NE | 70% |
| Wednesday | 75°F | Chance Rain Showers | 9 mph NE | 32% |
| Wednesday Night | 63°F | Chance Showers And Thunderstorms | 5 to 9 mph NE | 32% |
| Thursday | 76°F | Partly Sunny | 6 to 9 mph NE | 11% |
| Thursday Night | 60°F | Partly Cloudy | 2 to 8 mph NE | 12% |
| Friday | 78°F | Mostly Sunny | 5 mph NE | 12% |
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 Sep 19, 2026.