Climate in Fort Smith: average temperature by month
In Fort Smith the warmest month is July, with 34.1 °C on average in the afternoon; the coolest is January, with 11.1 °C.
Measured at the weather station Mcalester Rgnl Ap, 138 km away.
| Month | Average high | Coolest to warmest day |
|---|---|---|
| January | 11.1 °C | 10.4 °C – 12.6 °C |
| February | 13.7 °C | 12.5 °C – 16.1 °C |
| March | 18.9 °C | 16.3 °C – 21.1 °C |
| April | 23.0 °C | 21.2 °C – 24.6 °C |
| May | 26.7 °C | 24.8 °C – 28.9 °C |
| June | 31.4 °C | 29.1 °C – 33.0 °C |
| July | 34.1 °C | 33.1 °C – 34.7 °C |
| August | 34.0 °C | 33.3 °C – 34.7 °C |
| September | 30.7 °C | 28.3 °C – 33.1 °C |
| October | 24.5 °C | 20.7 °C – 28.1 °C |
| November | 17.9 °C | 15.2 °C – 20.5 °C |
| December | 12.7 °C | 11.5 °C – 15.0 °C |