Climate almanac
Old Jefferson
Louisiana, United States · 30.38°, -91.02°
What is the weather like in Old Jefferson in May?
In May, Old Jefferson is typically 85°F (30°C) during the day and 68°F (20°C) at night. The month brings about 5.4 in (138 mm) of precipitation in total.
- Average high85°F (30°C)
- Average low68°F (20°C)
- Precipitation5.4 in (138 mm)
- Clear or mostly clear days10
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)