Montegut, LA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Montegut, a community in Terrebonne 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 Montegut
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 91°F | Sunny | 10 mph E | 0% |
| Tonight | 75°F | Clear | 5 to 10 mph E | 0% |
| Saturday | 92°F | Sunny | 5 to 10 mph E | 3% |
| Saturday Night | 77°F | Mostly Clear | 0 to 5 mph SE | 2% |
| Sunday | 92°F | Sunny | 0 to 5 mph E | 10% |
| Sunday Night | 77°F | Mostly Clear | 0 to 5 mph SW | 10% |
| Monday | 93°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph NE | 43% |
| Monday Night | 76°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 43% |
| Tuesday | 93°F | Sunny then Chance Showers And Thunderstorms | 0 to 5 mph NE | 31% |
| Tuesday Night | 77°F | Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph E | 31% |
| Wednesday | 92°F | Sunny then Chance Showers And Thunderstorms | 5 to 10 mph NE | 28% |
| Wednesday Night | 76°F | Chance Showers And Thunderstorms then Mostly Clear | 5 mph NE | 28% |
| Thursday | 91°F | Sunny then Slight Chance Showers And Thunderstorms | 10 to 15 mph NE | 16% |
| Thursday Night | 74°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 5 to 10 mph NE | 16% |
Forecast source: National Weather Service (api.weather.gov) for Montegut (29.441, -90.561). Updated through the day.
Growing snapshot for Montegut
Last spring frost
Feb 8
First fall frost
Dec 19
Growing season
311 days
Hardiness zone
9b
More local growing data for Montegut: nearby ZIP 70377 weather · frost dates · planting calendar · Louisiana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Galliano, La (13.5 mi from Montegut). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.