Annual Weather Averages in Fort Smith
Based on weather reports collected during 1992–2021.
All Year Climate & Weather Averages in Fort Smith
High Temp: 24 °C
Low Temp: -26 °C
Mean Temp: -1 °C
Precipitation: 29.2 mm
Humidity: 72%
Dew Point: -6 °C
Wind: 16 km/h
Pressure: 101.51 kPa
Visibility: 22 km
January Climate & Weather Averages in Fort Smith
High Temp: -17 °C
Low Temp: -26 °C
Mean Temp: -22 °C
Precipitation: 18.5 mm
Humidity: 81%
Dew Point: -24 °C
Wind: 14 km/h
Pressure: 101.91 kPa
Visibility: 21 km
February Climate & Weather Averages in Fort Smith
High Temp: -14 °C
Low Temp: -24 °C
Mean Temp: -19 °C
Precipitation: 13.6 mm
Humidity: 79%
Dew Point: -22 °C
Wind: 15 km/h
Pressure: 101.99 kPa
Visibility: 21 km
March Climate & Weather Averages in Fort Smith
High Temp: -5 °C
Low Temp: -18 °C
Mean Temp: -12 °C
Precipitation: 15.3 mm
Humidity: 72%
Dew Point: -16 °C
Wind: 17 km/h
Pressure: 101.88 kPa
Visibility: 22 km
April Climate & Weather Averages in Fort Smith
High Temp: 6 °C
Low Temp: -7 °C
Mean Temp: -1 °C
Precipitation: 14.8 mm
Humidity: 62%
Dew Point: -8 °C
Wind: 18 km/h
Pressure: 101.69 kPa
Visibility: 23 km
May Climate & Weather Averages in Fort Smith
High Temp: 15 °C
Low Temp: 2 °C
Mean Temp: 8 °C
Precipitation: 25.8 mm
Humidity: 55%
Dew Point: -1 °C
Wind: 19 km/h
Pressure: 101.57 kPa
Visibility: 24 km
June Climate & Weather Averages in Fort Smith
High Temp: 22 °C
Low Temp: 8 °C
Mean Temp: 15 °C
Precipitation: 43.5 mm
Humidity: 58%
Dew Point: 6 °C
Wind: 17 km/h
Pressure: 101.17 kPa
Visibility: 23 km
July Climate & Weather Averages in Fort Smith
High Temp: 24 °C
Low Temp: 11 °C
Mean Temp: 17 °C
Precipitation: 53.0 mm
Humidity: 65%
Dew Point: 10 °C
Wind: 15 km/h
Pressure: 101.13 kPa
Visibility: 23 km
August Climate & Weather Averages in Fort Smith
High Temp: 21 °C
Low Temp: 9 °C
Mean Temp: 15 °C
Precipitation: 57.8 mm
Humidity: 71%
Dew Point: 9 °C
Wind: 16 km/h
Pressure: 101.16 kPa
Visibility: 23 km
September Climate & Weather Averages in Fort Smith
High Temp: 14 °C
Low Temp: 4 °C
Mean Temp: 9 °C
Precipitation: 43.0 mm
Humidity: 76%
Dew Point: 4 °C
Wind: 18 km/h
Pressure: 101.18 kPa
Visibility: 23 km
October Climate & Weather Averages in Fort Smith
High Temp: 5 °C
Low Temp: -3 °C
Mean Temp: 1 °C
Precipitation: 27.0 mm
Humidity: 82%
Dew Point: -2 °C
Wind: 17 km/h
Pressure: 101.29 kPa
Visibility: 21 km
November Climate & Weather Averages in Fort Smith
High Temp: -7 °C
Low Temp: -13 °C
Mean Temp: -10 °C
Precipitation: 21.7 mm
Humidity: 86%
Dew Point: -12 °C
Wind: 16 km/h
Pressure: 101.46 kPa
Visibility: 19 km
December Climate & Weather Averages in Fort Smith
High Temp: -15 °C
Low Temp: -23 °C
Mean Temp: -19 °C
Precipitation: 16.0 mm
Humidity: 82%
Dew Point: -21 °C
Wind: 15 km/h
Pressure: 101.64 kPa
Visibility: 21 km