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First Day of Autumn in Sioux City
Year
|
Date
|
Max
|
Min
|
Precip
|
Snowfall
|
SOG*
|
| 1889 |
9/22 |
84 |
52 |
0.05 |
|
|
| 1890 |
9/22 |
78 |
40 |
0 |
|
|
| 1891 |
9/23 |
90 |
66 |
0 |
|
|
| 1892 |
9/22 |
86 |
53 |
T |
|
|
| 1893 |
9/22 |
79 |
40 |
0 |
|
|
| 1894 |
9/22 |
80 |
55 |
T |
|
|
| 1895 |
9/23 |
68 |
38 |
0 |
|
|
| 1896 |
9/22 |
66 |
34 |
0 |
|
|
| 1897 |
9/22 |
80 |
50 |
0 |
|
|
| 1898 |
9/22 |
79 |
53 |
0 |
|
|
| 1899 |
9/23 |
83 |
54 |
0 |
|
|
| 1900 |
9/23 |
76 |
50 |
0 |
|
|
| 1901 |
9/23 |
81 |
54 |
0 |
|
|
| 1902 |
9/23 |
68 |
56 |
0.08 |
|
|
| 1903 |
9/24 |
69 |
38 |
0 |
|
|
| 1904 |
9/23 |
84 |
61 |
T |
|
|
| 1905 |
9/23 |
79 |
49 |
0 |
|
|
| 1906 |
9/23 |
74 |
50 |
0 |
|
|
| 1907 |
9/24 |
61 |
38 |
0 |
|
|
| 1908 |
9/23 |
86 |
59 |
0 |
|
|
| 1909 |
9/23 |
66 |
43 |
T |
|
|
| 1910 |
9/23 |
60 |
50 |
0.03 |
|
|
| 1911 |
9/23 |
66 |
53 |
0 |
|
|
| 1912 |
9/23 |
76 |
48 |
0 |
|
|
| 1913 |
9/23 |
76 |
47 |
0.04 |
|
|
| 1914 |
9/23 |
74 |
51 |
0 |
|
|
| 1915 |
9/23 |
73 |
62 |
T |
|
|
| 1916 |
9/23 |
71 |
35 |
0.09 |
|
|
| 1917 |
9/23 |
80 |
56 |
0 |
|
|
| 1918 |
9/23 |
80 |
54 |
0 |
|
|
| 1919 |
9/23 |
79 |
44 |
0 |
|
|
| 1920 |
9/23 |
77 |
58 |
0.92 |
|
|
| 1921 |
9/23 |
90 |
56 |
0 |
|
|
| 1922 |
9/23 |
83 |
58 |
0 |
|
|
| 1923 |
9/23 |
79 |
58 |
0 |
|
|
| 1924 |
9/23 |
75 |
52 |
0 |
|
|
| 1925 |
9/23 |
76 |
46 |
0 |
|
|
| 1926 |
9/23 |
71 |
42 |
0.43 |
|
|
| 1927 |
9/23 |
69 |
41 |
0 |
|
|
| 1928 |
9/23 |
60 |
39 |
0 |
|
|
| 1929 |
9/23 |
85 |
64 |
0 |
|
|
| 1930 |
9/23 |
85 |
70 |
0 |
|
|
| 1931 |
9/23 |
67 |
52 |
0 |
|
|
| 1932 |
9/23 |
68 |
38 |
0 |
|
|
| 1933 |
9/23 |
73 |
49 |
0.03 |
|
|
| 1934 |
9/23 |
72 |
53 |
0.03 |
|
|
| 1935 |
9/23 |
92 |
68 |
T |
|
|
| 1936 |
9/23 |
77 |
56 |
0.01 |
|
|
| 1937 |
9/23 |
84 |
59 |
2.18 |
|
|
| 1938 |
9/23 |
95 |
52 |
0 |
|
|
| 1939 |
9/23 |
73 |
52 |
T |
|
|
| 1940 |
9/22 |
87 |
65 |
0 |
|
|
| 1941 |
9/23 |
81 |
51 |
0 |
|
|
| 1942 |
9/23 |
57 |
35 |
0.01 |
|
|
| 1943 |
9/23 |
70 |
44 |
0 |
|
|
| 1944 |
9/22 |
57 |
48 |
0.08 |
|
|
| 1945 |
9/23 |
81 |
46 |
0 |
|
|
| 1946 |
9/23 |
57 |
38 |
T |
|
|
| 1947 |
9/23 |
79 |
45 |
0 |
|
|
| 1948 |
9/22 |
72 |
54 |
0 |
|
|
| 1949 |
9/23 |
70 |
38 |
0 |
|
|
| 1950 |
9/23 |
72 |
48 |
0 |
|
|
| 1951 |
9/23 |
55 |
43 |
0.24 |
|
|
| 1952 |
9/22 |
67 |
40 |
0 |
|
|
| 1953 |
9/23 |
79 |
54 |
0 |
|
|
| 1954 |
9/23 |
81 |
45 |
0 |
|
|
| 1955 |
9/23 |
67 |
47 |
0 |
|
|
| 1956 |
9/22 |
74 |
52 |
0 |
|
|
| 1957 |
9/23 |
68 |
44 |
0 |
|
|
| 1958 |
9/23 |
78 |
68 |
T |
|
|
| 1959 |
9/23 |
68 |
51 |
0 |
|
|
| 1960 |
9/22 |
67 |
52 |
0.04 |
|
|
| 1961 |
9/23 |
52 |
40 |
T |
|
|
| 1962 |
9/23 |
73 |
51 |
0 |
|
|
| 1963 |
9/23 |
69 |
54 |
0.90 |
|
|
| 1964 |
9/22 |
70 |
51 |
0.25 |
|
|
| 1965 |
9/23 |
54 |
34 |
0 |
|
|
| 1966 |
9/23 |
75 |
46 |
0 |
|
|
| 1967 |
9/23 |
71 |
43 |
0 |
|
|
| 1968 |
9/22 |
82 |
66 |
1.48 |
|
|
| 1969 |
9/23 |
64 |
44 |
0 |
|
|
| 1970 |
9/23 |
60 |
48 |
0.47 |
|
|
| 1971 |
9/23 |
72 |
32 |
0 |
|
|
| 1972 |
9/22 |
69 |
43 |
0 |
|
|
| 1973 |
9/22 |
82 |
47 |
0 |
|
|
| 1974 |
9/23 |
79 |
51 |
0 |
|
|
| 1975 |
9/23 |
70 |
38 |
0 |
|
|
| 1976 |
9/22 |
85 |
45 |
0 |
|
|
| 1977 |
9/22 |
71 |
54 |
0 |
|
|
| 1978 |
9/23 |
77 |
46 |
0 |
|
|
| 1979 |
9/23 |
75 |
52 |
0.01 |
|
|
| 1980 |
9/22 |
67 |
44 |
0.01 |
|
|
| 1981 |
9/22 |
73 |
47 |
0 |
|
|
| 1982 |
9/23 |
81 |
47 |
0 |
|
|
| 1983 |
9/23 |
65 |
31 |
0 |
|
|
| 1984 |
9/22 |
71 |
60 |
0.03 |
|
|
| 1985 |
9/22 |
61 |
52 |
0.24 |
|
|
| 1986 |
9/23 |
69 |
55 |
0 |
|
|
| 1987 |
9/23 |
83 |
44 |
0 |
|
|
| 1988 |
9/22 |
71 |
49 |
T |
|
|
| 1989 |
9/22 |
70 |
38 |
T |
|
|
| 1990 |
9/23 |
65 |
35 |
0 |
|
|
| 1991 |
9/23 |
66 |
34 |
0.09 |
|
|
| 1992 |
9/22 |
65 |
41 |
0 |
|
|
| 1993 |
9/22 |
69 |
49 |
0.01 |
|
|
| 1994 |
9/23 |
62 |
46 |
0.08 |
|
|
| 1995 |
9/23 |
65 |
41 |
0.01 |
|
|
| 1996 |
9/22 |
66 |
41 |
0.01 |
|
|
| 1997 |
9/22 |
57 |
50 |
1.08 |
|
|
| 1998 |
9/23 |
71 |
42 |
0.06 |
|
|
| 1999 |
9/23 |
87 |
42 |
0 |
|
|
| 2000 |
9/22 |
58 |
50 |
0.88 |
|
|
| 2001 |
9/22 |
80 |
50 |
0.21 |
|
|
| 2002 |
9/22 |
66 |
40 |
0 |
|
|
| 2003 |
9/23 |
82 |
37 |
0 |
|
|
| 2004 |
9/22 |
83 |
63 |
0.16 |
|
|
| 2005 |
9/22 |
74 |
54 |
0.12 |
|
|
| 2006 |
9/22 |
64 |
54 |
0.08 |
|
|
| 2007 |
9/23 |
88 |
55 |
0 |
|
|
| 2008 |
9/22 |
81 |
64 |
0.76 |
|
|
| 2009 |
9/22 |
64 |
45 |
0 |
|
|
| 2010 |
9/23 |
78 |
54 |
0.58 |
|
|
| 2011 |
9/23 |
|
|
|
|
|
| 2012 |
9/22 |
|
|
|
|
|