Typical Weather

Weather in Fort Smith in September

How warm is it in Fort Smith in September?

In September the typical daytime high in Fort Smith is 30.7 °C on average, from 33.1 °C at the start to 28.3 °C at the end of the month.

That is 3.3 °C cooler than in August and 6.2 °C warmer than in October.

The last 10 years were 0.6 °C warmer than more than 40 years ago.

Click a day for more: afternoon and night, the usual range, records and how fast it is warming.

Measured at the weather station Mcalester Rgnl Ap, 138 km away.