WEATHER IN Fort Smith
Monthly temperature
| Month | Record low | Average low | Average | Average high | Record high |
| january | -11 (1918) | 29.6 | 40.4 | 51.3 | 81 (1952) |
| february | -9 (1951) | 33.4 | 45.0 | 56.6 | 87 (1911) |
| march | 7 (1948) | 41.5 | 53.5 | 65.6 | 94 (1974) |
| april | 22 (1975) | 49.8 | 62.1 | 74.5 | 96 (2006) |
| may | 34 (1903) | 59.5 | 70.4 | 81.4 | 99 (1934) |
| june | 47 (1972) | 68.3 | 78.8 | 89.4 | 106 (1936) |
| july | 50 (1972) | 72.1 | 83.1 | 94.1 | 111 (1954) |
| august | 45 (1891) | 70.9 | 82.3 | 93.7 | 115 (2011) |
| september | 33 (1967) | 63.1 | 74.8 | 86.5 | 109 (2000) |
| october | 22 (1952) | 51.0 | 63.5 | 75.9 | 96 (1953) |
| november | 8 (1976) | 40.0 | 51.7 | 63.4 | 86 (2003) |
| december | -5 (1989) | 32.3 | 42.8 | 53.3 | 82 (1951) |
| year | -11 (1918) | 50.5 | 61.7 | 72.8 | 115 (2011) |
Monthly precipitation
| Month | Average | Record low | Record high | Daily high |
| january | 2.91 | 0.20 (1986) | 11.33 (1949) | 4.83 (1949) |
| february | 2.69 | 0.14 (1947) | 10.72 (1884) | 3.85 (1884) |
| march | 3.90 | 0.50 (2007) | 13.03 (1945) | 4.66 (2008) |
| april | 4.87 | 0.36 (1903) | 10.32 (1957) | 5.12 (1964) |
| may | 5.63 | 0.38 (1886) | 24.26 (1931) | 4.71 (2011) |
| june | 4.56 | 0.38 (1914) | 15.02 (1945) | 5.41 (1945) |
| july | 3.39 | 0.00 (2001) | 14.99 (1895) | 5.73 (1960) |
| august | 3.60 | 0.00 (2000) | 23.05 (1941) | 5.09 (1971) |
| september | 4.04 | 0.05 (1928) | 10.49 (1934) | 3.52 (2007) |
| october | 4.42 | 0.00 (1964) | 12.05 (1951) | 5.72 (2007) |
| november | 3.85 | 0.26 (1904) | 14.01 (1946) | 6.81 (1973) |
| december | 3.48 | 0.09 (1908) | 10.09 (1971) | 5.02 (1927) |
| year | 45.46 | 19.89 (1917) | 71.81 (1945) | 6.81 (1973) |
Number of days with solid, liquid, and mixed precipitation
| Type of precipitation | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
Wind speed, m/s
| jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
The frequency of different wind directions, %
| direction | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
Air humidity, %
| jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
Snow cover
| Month | jul | aug | sep | oct | nov | dec | jan | feb | mar | apr | may | jun | Year |
| number of days | |||||||||||||
| height (sm) | |||||||||||||
| max height (sm) |
Cloudy, score
| month | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
| total | |||||||||||||
| low |
Number of clear, cloudy and cloudy days
| month | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
| Total cloud | |||||||||||||
| Low cloud | |||||||||||||
Number of days with different phenomena
| phenomenon | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |
The frequency of different types of clouds, %
| type of clouds | jan | feb | mar | apr | may | jun | jul | aug | sep | oct | nov | dec | Year |