National Weather Service United States Department of Commerce

Active Pattern for the Center of the Nation

Severe thunderstorms, excessive rainfall, critical fire weather are all in the outlook today and into this last weekend of April. Very large hail, severe wind gusts, and a couple strong tornadoes will all be possible across the central and southern Plains today. Flash flooding also possible for portions of the Plains and Mississippi Valley. Critical fire weather conditions for Southern High Plains Read More >

Fort Smith, Arkansas
August Climate Data (Page 1)

     |-----Normals 1991-2020------| |--------- 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   95/72   84  0.11  0.11  28.06   111  2011  77  2017  84  1934  60  1971    1
 2   95/72   84  0.11  0.22  28.17   113  2011  79  1927 (85) 1934  56  1965    2
 3   95/72   84  0.11  0.33  28.28  (115) 2011  76  1915  84  2011  55  1976    3
 4   95/72   84  0.11  0.44  28.39   110  1964  74  1883  83  2011  54  1974    4
 5   95/72   84  0.11  0.55  28.50   113  2011  71  1883  82  2011  54  1894    5

 6   95/72   84  0.11  0.66  28.61   111  2011  72  1912  81 *2011  54  1894    6
 7   95/72   84  0.11  0.77  28.72   107  1954 (68) 1997  82  1934  62 *2004    7
 8   95/72   84  0.11  0.88  28.83   109  2011  71  1997  80  2015  55  1989    8
 9   95/72   84  0.11  0.99  28.94   109  1936  78  1948  82  1934  55  1989    9
10   95/72   84  0.12  1.11  29.06   113  1936  75  1940  81  1943  58  1989   10

11   95/72   84  0.11  1.22  29.17   108  1935  72  2008  81  1937  58  1989   11
12   95/72   84  0.12  1.34  29.29   107  1934  74  1917  83  1934  53  1967   12
13   94/72   83  0.12  1.46  29.41   105 *2007  76  1991  83  1943  51  1967   13
14   94/71   83  0.11  1.57  29.52   106  1923  78  2002  82  1943  55  1967   14
15   94/71   83  0.11  1.68  29.63   106  1956  76  2008  82  1943  55  1992   15

16   94/71   83  0.11  1.79  29.74   109  1956  79  2013  81  1934  53  1992   16
17   94/71   83  0.11  1.90  29.85   108  1909  74  1981  81  1954  54  1992   17
18   94/71   83  0.12  2.02  29.97   104  1999  75  1915  79  2011  58  1992   18
19   94/71   83  0.13  2.15  30.10   107  2011  73  1915  82  1936  57  1976   19
20   93/71   82  0.13  2.28  30.23   107  2023  74 *2008  82  1934  58 *2015   20

21   93/71   82  0.12  2.40  30.35   106  1993  78  1894  79 *2023  56  1956   21
22   93/70   82  0.12  2.52  30.47   103 *2000  75  1891  80  1936  54  1956   22
23   93/70   82  0.12  2.64  30.59   103  1910  71  1891  80 *2023  53  1891   23
24   93/70   82  0.12  2.76  30.71   104  2023  74  1928  80  2023 (45) 1891   24
25   93/70   82  0.12  2.88  30.83   106  2023 (68) 1887  81  1922  52  1891   25

26   92/70   82  0.13  3.01  30.96   106  1999  70  1946  79  1998  55  1985   26
27   92/69   81  0.12  3.13  31.08   105  2000 (68) 1927  79  1936  58  1967   27
28   92/69   81  0.12  3.25  31.20   106  1963  70  1927  79  1998  52  1967   28
29   92/69   81  0.11  3.36  31.31   105 *2000  72  1917  80  1932  54  1893   29
30   91/69   80  0.12  3.48  31.43   107  2000  72  1915  78  1932  53  1988   30

31   91/68   80  0.12  3.60  31.55   108  2000  73  1976  77 *2011  51  1915   31
*Indicates occurrences in previous years     ( ) Indicates monthly extremes
August Monthly Normals 1991-2020:

Normal Max Temperature:   93.7F   Monthly Heating Degree Days:         0
Normal Min Temperature:   70.9F   Season Total Heating Degree Days:    0
Normal Mean Temperature:  82.3F   Monthly Cooling Degree Days:       536
Normal Monthly Rainfall:  3.60"   Season Total Cooling Degree Days: 1783
Normal Monthly Snowfall:   0.0"

August Monthly Records:

Warmest August:  88.4F in 1936    Wettest Month: 11.70" in 2019
Coolest August:  75.4F in 1915    Driest Month:  Trace in 2000
(Monthly normals are computed by adding all of the daily mean data
 and then dividing by the number of days in the month)

 

Updated: November 1, 2023