United States · 1991–2020 normal
Decatur in
September.
Typical September weather in Decatur: 25.1°C by day, 12.2°C at night, 77 mm of rain over 6.9 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high25.1°C
Typical low12.2°C
Rain77 mm
Wet days6.9
Comfort score 82 this month, the highest of the year. Daylight is calculated as 12 h 25 from latitude 40.83°.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 4919564
- NOAA station
- USC00122096 · DECATUR 1 N
- Station distance
- 2 km from the place centre
- Coverage
- Good coverage · 16 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.