| Top 20 Coldest/Warmest Septembers in Southeast Lower Michigan |
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| Rank | Detroit Area* | Flint Bishop** | Saginaw Area*** | ||||||||||
| Coldest | Warmest | Coldest | Warmest | Coldest | Warmest | ||||||||
| Temp | Year | Temp | Year | Temp | Year | Temp | Year | Temp | Year | Temp | Year | ||
| 1 | 57.4 | 1918 | 72.2 | 1881 | 55.4 | 1924 | 69.3 | 1933 | 54.9 | 1918 | 69.0 | 1931 | |
| 2 | 58.6 | 1879 | 69.8 | 1931 | 56.3 | 1993 | 68.1 | 1931 | 56.4 | 1924 | 68.2 | 1933 | |
| 3 | 59.0 | 1876 | 69.5 | 1921 | 57.3 | 1975 | 66.6 | 2002 | 56.7 | 1993 | 67.3 | 1908 | |
| 4 | 59.1 | 1975 | 68.9 | 2002 | 57.4 | 1966 | 66.6 | 1934 | 56.7 | 1949 | 67.2 | 1906 | |
| 5 | 59.2 | 1883 | 68.8 | 1961 | 57.4 | 1949 | 66.2 | 1921 | 56.9 | 1956 | 66.8 | 1921 | |
| 6 | 59.4 | 1924 | 68.6 | 1908 | 57.5 | 1956 | 66.1 | 1961 | 57.0 | 1943 | 66.2 | 1961 | |
| 7 | 59.6 | 1949 | 68.5 | 1933 | 57.7 | 1981 | 65.9 | 1927 | 57.3 | 1975 | 66.2 | 1927 | |
| 8 | 59.6 | 1974 | 68.4 | 2005 | 57.8 | 1962 | 65.6 | 1939 | 57.4 | 1981 | 65.9 | 2005 | |
| 9 | 59.6 | 1896 | 68.4 | 1906 | 58.0 | 1967 | 65.4 | 1978 | 58.5 | 1991 | 65.9 | 1998 | |
| 10 | 59.7 | 1899 | 68.0 | 1998 | 58.5 | 1995 | 65.3 | 1998 | 58.5 | 1962 | 65.8 | 1900 | |
| 11 | 59.9 | 1890 | 67.9 | 1884 | 58.6 | 1928 | 65.1 | 2005 | 58.7 | 1935 | 65.5 | 1971 | |
| 12 | 59.9 | 1875 | 67.8 | 1891 | 58.7 | 2006 | 65.1 | 1930 | 58.8 | 1917 | 65.3 | 1930 | |
| 13 | 60.0 | 1888 | 67.5 | 1978 | 58.8 | 1963 | 65.1 | 1925 | 58.9 | 1951 | 65.2 | 1936 | |
| 14 | 60.1 | 1887 | 67.5 | 1941 | 58.9 | 1974 | 65.0 | 1936 | 58.9 | 1950 | 64.7 | 1948 | |
| 15 | 60.3 | 1967 | 67.5 | 1898 | 59.1 | 1957 | 64.8 | 1983 | 59.0 | 1938 | 64.6 | 2004 | |
| 16 | 60.4 | 1956 | 67.4 | 2004 | 59.3 | 2001 | 64.8 | 1971 | 59.0 | 1928 | 64.5 | 2002 | |
| 17 | 60.7 | 1928 | 67.2 | 2009 | 59.3 | 1937 | 64.5 | 1941 | 59.1 | 2006 | 64.4 | 1941 | |
| 18 | 60.8 | 1981 | 67.2 | 1927 | 59.5 | 1943 | 64.4 | 1948 | 59.3 | 1984 | 64.3 | 1968 | |
| 19 | 61.0 | 1993 | 67.0 | 1959 | 59.6 | 1991 | 64.2 | 2007 | 59.3 | 2000 | 64.1 | 1905 | |
| 20 | 61.2 | 1984 | 67.0 | 1922 | 59.6 | 1989 | 64.2 | 2004 | 59.3 | 1992 | 64.0 | 2007 | |
| * Detroit Area temperature records date back to January 1874. ** Flint Bishop temperature records date back to January 1921. *** Saginaw Area temperature records date back to January 1900. |
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