United States · 1991–2020 normal

Dayton in
September.

Typical September weather in Dayton: 27.6°C by day, 15.6°C at night, 124 mm of rain over 7.4 wet days. These are measured 1991–2020 station normals, not a forecast.

Typical high27.6°C
Typical low15.6°C
Rain124 mm
Wet days7.4

Comfort score 71 this month (May leads the year at 73). Daylight is calculated as 12 h 21 from latitude 35.49°.

The evidence behind this page

One month,
from the same station.

Place identity
GeoNames 4617536
NOAA station
USC00402360 · DAYTON 2SE
Station distance
2.9 km from the place centre
Coverage
Strong coverage · 27 usable years
Important limit
Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.