Winnsboro, SC Weather & Growing Conditions
Today
84°F
Patchy Fog then Chance Showers And Thunderstorms
Patchy fog and a slight chance of showers and thunderstorms before 8am, then patchy fog and a chance of showers and thunderstorms between 8am and 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and thunderstorms between 2pm and 5pm, then showers and thunderstorms likely. Partly sunny, with a high near 84. Northeast wind 0 to 3 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Patchy Fog then Chance Showers And Thunderstorms | 0 to 3 mph NE | 76% |
| Tonight | 68°F | Chance Showers And Thunderstorms | 2 mph NE | 60% |
| Wednesday | 86°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 0 to 5 mph SE | 74% |
| Wednesday Night | 69°F | Showers And Thunderstorms Likely | 3 mph S | 55% |
| Thursday | 88°F | Partly Sunny then Showers And Thunderstorms Likely | 5 mph S | 65% |
| Thursday Night | 69°F | Showers And Thunderstorms Likely | 0 to 3 mph S | 65% |
| Friday | 89°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 3 mph S | 31% |
| Friday Night | 69°F | Chance Showers And Thunderstorms | 2 mph S | 31% |
| Saturday | 90°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 3 mph S | 20% |
| Saturday Night | 70°F | Slight Chance Showers And Thunderstorms | 2 mph S | 20% |
| Sunday | 90°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 3 mph SW | 36% |
| Sunday Night | 71°F | Chance Showers And Thunderstorms | 1 mph SW | 36% |
| Monday | 90°F | Mostly Sunny then Chance Showers And Thunderstorms | 3 mph SW | 29% |
| Monday Night | 72°F | Chance Showers And Thunderstorms then Partly Cloudy | 2 mph SW | 29% |
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 (1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.