Winnsboro, LA Weather & Growing Conditions
Today
94°F
Sunny
Sunny, with a high near 94. Heat index values as high as 97. North northeast wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 94°F | Sunny | 0 to 5 mph NNE | 1% |
| Tonight | 73°F | Mostly Clear | 0 to 5 mph E | 0% |
| Wednesday | 95°F | Sunny | 0 mph | 3% |
| Wednesday Night | 73°F | Mostly Clear | 0 mph | 6% |
| Thursday | 95°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph SSW | 20% |
| Thursday Night | 75°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph S | 20% |
| Friday | 95°F | Patchy Fog then Slight Chance Showers And Thunderstorms | 0 to 5 mph S | 15% |
| Friday Night | 74°F | Slight Chance Showers And Thunderstorms | 0 mph | 15% |
| Saturday | 94°F | Sunny then Slight Chance Showers And Thunderstorms | 0 mph | 18% |
| Saturday Night | 74°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 18% |
| Sunday | 95°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 mph | 20% |
| Sunday Night | 74°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 20% |
| Monday | 94°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph S | 29% |
| Monday Night | 74°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 mph S | 29% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Winnsboro, LA
Last spring frost
Mar 7
First fall frost
Nov 13
Growing season
252 days
Hardiness zone
8b
Explore more for Winnsboro, LA: full frost dates · planting calendar · Louisiana frost dates
Climate data from the nearest NOAA station, Winnsboro 2 Se, La (9.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.