Chalmette, LA Weather & Growing Conditions
Overnight
78°F
Mostly Clear
Mostly clear. Low around 78, with temperatures rising to around 80 overnight. West wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 78°F | Mostly Clear | 0 to 5 mph W | 9% |
| Tuesday | 93°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 17% |
| Tuesday Night | 79°F | Partly Cloudy | 5 mph SW | 9% |
| Wednesday | 93°F | Sunny then Chance Showers And Thunderstorms | 5 mph W | 29% |
| Wednesday Night | 79°F | Mostly Clear | 0 to 5 mph SW | 13% |
| Thursday | 92°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 10 mph E | 22% |
| Thursday Night | 79°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 10 mph SE | 22% |
| Friday | 91°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 10 mph E | 23% |
| Friday Night | 79°F | Slight Chance Showers And Thunderstorms | 0 to 10 mph E | 23% |
| Saturday | 91°F | Chance Showers And Thunderstorms | 0 to 10 mph E | 28% |
| Saturday Night | 79°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 10 mph SE | 28% |
| Sunday | 91°F | Chance Showers And Thunderstorms | 0 to 10 mph SE | 51% |
| Sunday Night | 79°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 10 mph S | 51% |
| Monday | 91°F | Showers And Thunderstorms Likely | 0 to 5 mph SE | 58% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Chalmette, LA
Last spring frost
Feb 10
First fall frost
Dec 17
Growing season
309 days
Hardiness zone
9b
Explore more for Chalmette, LA: full frost dates · planting calendar · Louisiana frost dates
Climate data from the nearest NOAA station, Chalmette, La (1.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.