Montegut, LA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Montegut, a community in Terrebonne County, Louisiana.
Today
91°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms between 8am and 5pm. Sunny. High near 91, with temperatures falling to around 89 in the afternoon. West wind 0 to 5 mph. Chance of precipitation is 20%.
7-day forecast for Montegut
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 91°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 21% |
| Tonight | 78°F | Mostly Clear | 0 to 5 mph SW | 8% |
| Wednesday | 91°F | Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SW | 33% |
| Wednesday Night | 78°F | Mostly Clear | 0 to 5 mph S | 5% |
| Thursday | 90°F | Sunny then Chance Showers And Thunderstorms | 0 to 10 mph SE | 31% |
| Thursday Night | 78°F | Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph SE | 31% |
| Friday | 90°F | Chance Showers And Thunderstorms | 0 to 10 mph E | 33% |
| Friday Night | 78°F | Chance Showers And Thunderstorms | 0 to 5 mph E | 33% |
| Saturday | 90°F | Chance Showers And Thunderstorms | 5 to 10 mph E | 44% |
| Saturday Night | 78°F | Chance Showers And Thunderstorms | 0 to 5 mph E | 42% |
| Sunday | 90°F | Chance Showers And Thunderstorms | 0 to 10 mph E | 53% |
| Sunday Night | 79°F | Chance Showers And Thunderstorms | 0 to 5 mph S | 52% |
| Monday | 90°F | Chance Showers And Thunderstorms | 0 to 10 mph S | 48% |
| Monday Night | 79°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph S | 46% |
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 Aug 4, 2026.