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Des Allemands, LA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Des Allemands, 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. Northeast wind around 10 mph.

7-day forecast for Des Allemands

WhenTempForecastWindPrecip
This Afternoon 91°F Sunny 10 mph NE 0%
Tonight 73°F Clear 0 to 5 mph E 0%
Saturday 94°F Sunny 0 to 5 mph NE 3%
Saturday Night 74°F Clear 0 to 5 mph S 2%
Sunday 95°F Sunny 0 to 5 mph NE 9%
Sunday Night 76°F Mostly Clear 0 to 5 mph SW 9%
Monday 94°F Sunny then Slight Chance Showers And Thunderstorms 0 to 10 mph N 24%
Monday Night 76°F Slight Chance Showers And Thunderstorms then Partly Cloudy 0 mph 24%
Tuesday 95°F Sunny then Slight Chance Showers And Thunderstorms 0 to 10 mph NE 17%
Tuesday Night 76°F Slight Chance Showers And Thunderstorms then Mostly Clear 0 to 5 mph E 17%
Wednesday 93°F Sunny then Slight Chance Showers And Thunderstorms 0 to 10 mph NE 15%
Wednesday Night 76°F Slight Chance Showers And Thunderstorms then Mostly Clear 0 to 10 mph NE 15%
Thursday 91°F Sunny 10 to 15 mph NE 10%
Thursday Night 75°F Mostly Clear 5 to 10 mph NE 10%

Forecast source: National Weather Service (api.weather.gov) for Des Allemands (29.815, -90.471). Updated through the day.

Growing snapshot for Des Allemands

Last spring frost
Jan 30
First fall frost
Dec 31
Growing season
333 days
Hardiness zone
9b

More local growing data for Des Allemands: nearby ZIP 70030 weather · frost dates · planting calendar · Louisiana frost dates

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Climate data from the nearest NOAA station, New Orleans Intl Ap, La (16.5 mi from Des Allemands). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.