Plaquemine, LA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Plaquemine, a city in Iberville County, Louisiana.
This Afternoon
93°F
Sunny
Sunny. High near 93, with temperatures falling to around 91 in the afternoon. East wind around 5 mph.
7-day forecast for Plaquemine
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 93°F | Sunny | 5 mph E | 0% |
| Tonight | 72°F | Clear | 0 to 5 mph SE | 0% |
| Saturday | 95°F | Sunny | 0 to 5 mph NE | 2% |
| Saturday Night | 73°F | Clear | 0 to 5 mph S | 1% |
| Sunday | 96°F | Sunny | 0 mph | 4% |
| Sunday Night | 76°F | Mostly Clear | 0 mph | 4% |
| Monday | 96°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph NE | 29% |
| Monday Night | 75°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 29% |
| Tuesday | 97°F | Sunny | 0 to 5 mph NE | 13% |
| Tuesday Night | 75°F | Mostly Clear | 0 mph | 13% |
| Wednesday | 96°F | Sunny | 0 to 10 mph NE | 9% |
| Wednesday Night | 74°F | Mostly Clear | 0 to 5 mph NE | 9% |
| Thursday | 93°F | Sunny | 5 to 10 mph NE | 7% |
| Thursday Night | 73°F | Mostly Clear | 5 mph NE | 7% |
Forecast source: National Weather Service (api.weather.gov) for Plaquemine (30.283, -91.244). Updated through the day.
Growing snapshot for Plaquemine
Last spring frost
Feb 28
First fall frost
Nov 26
Growing season
272 days
Hardiness zone
9a
More local growing data for Plaquemine: nearby ZIP 70780 weather · frost dates · planting calendar · Louisiana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Lsu Ben-Hur Farm, La (4.7 mi from Plaquemine). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.