Chalmette, LA Weather & Growing Conditions
This Afternoon
80°F
Partly Sunny
Partly sunny. High near 80, with temperatures falling to around 75 in the afternoon. Southeast wind 5 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 80°F | Partly Sunny | 5 to 10 mph SE | 6% |
| Tonight | 69°F | Mostly Cloudy then Patchy Fog | 0 to 5 mph S | 7% |
| Wednesday | 79°F | Chance Rain Showers | 0 to 5 mph W | 28% |
| Wednesday Night | 65°F | Partly Cloudy | 0 mph | 3% |
| Thursday | 78°F | Sunny | 0 to 5 mph W | 12% |
| Thursday Night | 64°F | Chance Rain Showers | 0 to 5 mph SW | 31% |
| Friday | 77°F | Chance Rain Showers | 5 mph NW | 38% |
| Friday Night | 60°F | Partly Cloudy | 0 to 10 mph N | 10% |
| Saturday | 72°F | Mostly Sunny | 5 to 10 mph N | 8% |
| Saturday Night | 54°F | Partly Cloudy then Slight Chance Rain Showers | 5 to 10 mph N | 15% |
| Sunday | 67°F | Slight Chance Rain Showers then Mostly Sunny | 10 mph N | 15% |
| Sunday Night | 53°F | Mostly Clear | 10 mph N | 4% |
| Monday | 68°F | Sunny | 5 to 10 mph N | 4% |
| Monday Night | 53°F | Mostly Clear | 5 mph NE | 2% |
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 Nov 4, 2026.