Port Vincent, LA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Port Vincent, a village in Livingston County, Louisiana.
Today
95°F
Sunny
Sunny. High near 95, with temperatures falling to around 93 in the afternoon. Northwest wind around 0 mph.
7-day forecast for Port Vincent
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 95°F | Sunny | 0 mph | 7% |
| Tonight | 76°F | Mostly Clear | 0 mph | 7% |
| Wednesday | 95°F | Sunny then Chance Showers And Thunderstorms | 0 mph | 29% |
| Wednesday Night | 75°F | Mostly Clear | 0 to 5 mph S | 7% |
| Thursday | 94°F | Sunny then Chance Showers And Thunderstorms | 0 to 5 mph S | 30% |
| Thursday Night | 74°F | Chance Showers And Thunderstorms then Mostly Clear | 0 mph | 30% |
| Friday | 93°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph E | 17% |
| Friday Night | 74°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph E | 17% |
| Saturday | 93°F | Sunny then Chance Showers And Thunderstorms | 0 to 5 mph E | 27% |
| Saturday Night | 75°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph E | 27% |
| Sunday | 93°F | Chance Showers And Thunderstorms | 0 to 5 mph E | 46% |
| Sunday Night | 75°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph E | 46% |
| Monday | 92°F | Showers And Thunderstorms Likely | 0 to 5 mph SE | 66% |
| Monday Night | 75°F | Showers And Thunderstorms Likely | 0 mph | 66% |
Forecast source: National Weather Service (api.weather.gov) for Port Vincent (30.336, -90.844). Updated through the day.
Growing snapshot for Port Vincent
Last spring frost
Feb 21
First fall frost
Dec 5
Growing season
291 days
Hardiness zone
9a
More local growing data for Port Vincent: nearby ZIP 70733 weather · frost dates · planting calendar · Louisiana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Donaldsonville 4 Sw, La (20.3 mi from Port Vincent). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.