National Weather Service United States Department of Commerce

Heavy Snow For Portions of the Northeast; Great Lakes

Moderate to heavy snow will return to the Northeast and New England over the next couple of days. Heavy Lake Effect Snow will continue to the lee of the Great Lakes. Light snow will fall across portions of the Tennessee Valley; working into the Mid-Atlantic by mid-week. Meanwhile, elevated fire weather conditions will continue in southern California. Read More >

Fort Smith, Arkansas
September Climate Data (Page 1)

     |-----Normals 1981-2010------| |--------- Record Temperatures ---------|
     Temperature   Precipitation     Hi        Lo        Hi        Lo
Day  Mx/Mn  Mean  Day  Month  Year   Max Year  Max Year  Min Year  Min Year    Day
 1   91/68   79  0.11  0.11  29.47   108 2000  68 1882 (82)1922  54 1893    1
 2   91/68   79  0.12  0.23  29.59  (109)2000  71 2009  81 1936  51 1882    2
 3   90/67   79  0.13  0.36  29.72  (109)2000  71 1940  80 1936  50 1952    3
 4   90/67   78  0.12  0.48  29.84  (109)1998  70 1967  81 1939  48 1891    4
 5   90/67   78  0.12  0.60  29.96   104*1998  70 1918  77 1939  51 1953    5

 6   89/66   78  0.13  0.73  30.09   106 1947  68 1918  79 1936  47 1974    6
 7   89/66   77  0.13  0.86  30.22   105 1947  68 1882  78 1907  51 2011    7
 8   88/66   77  0.12  0.98  30.34   102 1925  70 1951  77 1941  49 1956    8
 9   88/65   77  0.14  1.12  30.48   100 1939  68 1907  75 1939  48 1956    9
10   88/65   76  0.13  1.25  30.61   102 1909  71 1966  76 1939  46 1976   10

11   87/64   76  0.13  1.38  30.74   104 1909  68 1892  77 1936  42 1976   11
12   87/64   75  0.14  1.52  30.88   100 1930  68 1929  78 1936  47 1940   12
13   86/64   75  0.14  1.66  31.02   100 1980  64 1974  76 2008  42 1902   13
14   86/63   75  0.14  1.80  31.16   100*2000  62 1949  77 1915  44 1902   14
15   86/63   74  0.14  1.94  31.30   101 1939  61 1975  77 1936  46 1902   15

16   85/62   74  0.14  2.08  31.44   101 1956  61 2011  78 1939  44 1979   16
17   85/62   73  0.13  2.21  31.57   102 1896  69 1937  75 1921  43 1903   17
18   84/61   73  0.14  2.35  31.71    98 2005  69 1971  78 1942  40 1981   18
19   84/61   73  0.13  2.48  31.84   100 1954  58 1971  73 1972  40 1981   19
20   84/60   72  0.14  2.62  31.98    99 1954  64 1918  79 1954  43 1971   20

21   83/60   72  0.14  2.76  32.12    98 1988  64 1995  76 1931  39 1983   21
22   83/60   71  0.15  2.91  32.27    98*2005  62 1995  75 1945  38 1982   22
23   82/59   71  0.14  3.05  32.41    97 2000  66 1915  75 1945  40 1995   23
24   82/59   70  0.15  3.20  32.56    97 1920  62 1994  73*2007  36 1989   24
25   82/58   70  0.15  3.35  32.71    97*2012  58*2000  73 1933  38 1989   25

26   81/58   70  0.15  3.50  32.86    96 1954 (57)1984  74 1933  40 1982   26
27   81/57   69  0.14  3.64  33.00    98 1954  61 1984  72 1944  38 1942   27
28   81/57   69  0.14  3.78  33.14   104 1953  59 1887  73 1911  39 1967   28
29   80/57   68  0.14  3.92  33.28   100 1953  62 1984  73 1933 (33)1967   29
30   80/56   68  0.13  4.05  33.41    99 1953  60 1920  72 1933  37 1984   30
* Indicates occurrences in previous years     ( ) Indicates monthly extremes
September Monthly Normals 1981-2010:

Normal Max Temperature:   85.4F   Monthly Heating Degree Days:        17
Normal Min Temperature:   62.3F   Season Total Heating Degree Days:   17
Normal Mean Temperature:  73.9F   Monthly Cooling Degree Days:       283
Normal Monthly Rainfall:  4.05"   Season Total Cooling Degree Days: 1978
Normal Monthly Snowfall:   0.0"

September Monthly Records:

Warmest Month:  83.4F in 1939     Wettest Month:  10.49" in 1934
Coolest Month:  65.7F in 1974     Driest Month:    0.05" in 1928
(Monthly normals are computed by adding all of the daily mean data and
 then dividing by the number of days in the month)

 

Updated: October 6, 2017