Weather in Decatur in September
How warm is it in Decatur in September?
In September the typical daytime high in Decatur is 30.1 °C on average, from 31.9 °C at the start to 27.9 °C at the end of the month.
That is 2.4 °C cooler than in August and 5.6 °C warmer than in October.
Click a day for more: afternoon and night, the usual range, records and how fast it is warming.
The average of the weather stations Milan Exp Stn (216 km), Greensboro (220 km) and Batesville (274 km); nearer ones count more.