Galliano, LA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Galliano, a community in Lafourche County, Louisiana.
This Afternoon
91°F
Sunny
Sunny. High near 91, with temperatures falling to around 89 in the afternoon. East wind around 10 mph.
7-day forecast for Galliano
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 91°F | Sunny | 10 mph E | 0% |
| Tonight | 75°F | Clear | 0 to 10 mph E | 0% |
| Saturday | 92°F | Sunny | 0 to 5 mph E | 3% |
| Saturday Night | 75°F | Mostly Clear | 0 to 5 mph SE | 2% |
| Sunday | 93°F | Sunny | 0 to 5 mph NE | 5% |
| Sunday Night | 76°F | Mostly Clear | 0 to 5 mph NW | 5% |
| Monday | 93°F | Chance Showers And Thunderstorms | 0 to 5 mph NE | 38% |
| Monday Night | 75°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 38% |
| Tuesday | 93°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph NE | 23% |
| Tuesday Night | 75°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph NE | 23% |
| Wednesday | 92°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 10 mph NE | 23% |
| Wednesday Night | 75°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph NE | 23% |
| Thursday | 91°F | Sunny then Slight Chance Showers And Thunderstorms | 10 to 15 mph NE | 15% |
| Thursday Night | 74°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 5 to 10 mph NE | 15% |
Forecast source: National Weather Service (api.weather.gov) for Galliano (29.446, -90.308). Updated through the day.
Growing snapshot for Galliano
Last spring frost
Feb 8
First fall frost
Dec 19
Growing season
311 days
Hardiness zone
9b
More local growing data for Galliano: nearby ZIP 70354 weather · frost dates · planting calendar · Louisiana frost dates
Nearby towns & communities
Bayou Country Club
Bourg
Chackbay
Choctaw
Cut Off
Golden Meadow
Lafourche Crossing
Larose
Lockport
Lockport Heights
Mathews
Raceland
Thibodaux
Climate data from the nearest NOAA station, Galliano, La (3.1 mi from Galliano). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.