Montz, LA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Montz, a community in St. Charles County, Louisiana.
This Afternoon
91°F
Sunny
Sunny. High near 91, with temperatures falling to around 89 in the afternoon. East wind 5 to 10 mph.
7-day forecast for Montz
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 91°F | Sunny | 5 to 10 mph E | 0% |
| Tonight | 73°F | Clear | 0 to 5 mph E | 0% |
| Saturday | 94°F | Sunny | 0 to 5 mph NE | 2% |
| Saturday Night | 74°F | Clear | 0 to 5 mph S | 2% |
| Sunday | 95°F | Sunny | 0 to 5 mph NE | 6% |
| Sunday Night | 76°F | Mostly Clear | 0 mph | 6% |
| Monday | 94°F | Sunny then Chance Showers And Thunderstorms | 0 to 5 mph N | 26% |
| Monday Night | 75°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 26% |
| Tuesday | 94°F | Sunny | 0 to 5 mph N | 13% |
| Tuesday Night | 77°F | Mostly Clear | 0 to 5 mph E | 13% |
| Wednesday | 93°F | Sunny | 0 to 10 mph NE | 10% |
| Wednesday Night | 76°F | Mostly Clear | 0 to 10 mph NE | 10% |
| Thursday | 90°F | Sunny | 10 mph NE | 9% |
| Thursday Night | 74°F | Mostly Clear | 5 to 10 mph NE | 9% |
Forecast source: National Weather Service (api.weather.gov) for Montz (30.025, -90.460). Updated through the day.
Growing snapshot for Montz
Last spring frost
Jan 30
First fall frost
Dec 31
Growing season
333 days
Hardiness zone
9b
More local growing data for Montz: nearby ZIP 70079 weather · frost dates · planting calendar · Louisiana frost dates
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Climate data from the nearest NOAA station, New Orleans Intl Ap, La (9.7 mi from Montz). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.