Climate almanac
Decatur
Alabama, United States · 34.61°, -86.98°
What is the weather like in Decatur in May?
In May, Decatur is typically 80°F (27°C) during the day and 63°F (17°C) at night. The month brings about 4.4 in (113 mm) of precipitation in total.
- Average high80°F (27°C)
- Average low63°F (17°C)
- Precipitation4.4 in (113 mm)
- Clear or mostly clear days9
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)