Climate almanac
Chalmette
Louisiana, United States · 29.94°, -89.97°
What is the weather like in Chalmette in September?
In September, Chalmette is typically 86°F (30°C) during the day and 76°F (24°C) at night. The month brings about 5.3 in (136 mm) of precipitation in total.
- Average high86°F (30°C)
- Average low76°F (24°C)
- Precipitation5.3 in (136 mm)
- Clear or mostly clear days14
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)