Climate almanac
Donaldsonville
Louisiana, United States · 30.10°, -90.99°
What is the weather like in Donaldsonville in September?
In September, Donaldsonville is typically 88°F (31°C) during the day and 72°F (22°C) at night. The month brings about 5.8 in (148 mm) of precipitation in total.
- Average high88°F (31°C)
- Average low72°F (22°C)
- Precipitation5.8 in (148 mm)
- Clear or mostly clear days14
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)