Every 1 September to 10 October in Jacksonville, FL from 1871 to 2026, ranked: the mean temperature, the mean high and the mean low from the warmest, the precipitation from the wettest; a year missing more than a tenth of its days is not ranked.
| Year | Mean, °F | Rank | High, °F | Rank | Low, °F | Rank | Precipitation, in | Rank | Days missing |
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| 2026 | 79.2 | 22 | 87 | 29 | 71.4 | 35 | 15.35 | 20 | 0 |
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| 2025 | 77.7 | 67 | 86.7 | 40 | 68.8 | 98 | 4.24 | 134 | 0 |
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| 2024 | 79.1 | 25 | 86.2 | 56 | 72.1 | 17 | 15.28 | 21 | 0 |
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| 2023 | 76.7 | 99 | 86.5 | 47 | 67 | 138 | 9.01 | 74 | 0 |
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| 2022 | 76 | 124 | 85.8 | 63 | 66.1 | 146 | 5.53 | 119 | 0 |
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| 2021 | 77.7 | 67 | 87.1 | 24 | 68.3 | 111 | 7.41 | 90 | 0 |
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| 2020 | 77.5 | 73 | 85.1 | 84 | 69.9 | 77 | 11.64 | 41 | 0 |
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| 2019 | 80.4 | 4 | 89.7 | 5 | 71 | 46 | 4.00 | 138 | 0 |
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| 2018 | 81.6 | 3 | 90.1 | 3 | 73.2 | 3 | 4.60 | 129 | 0 |
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| 2017 | 79.1 | 25 | 87 | 29 | 71.2 | 40 | 15.36 | 19 | 0 |
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| 2016 | 78.1 | 52 | 87.3 | 17 | 68.9 | 96 | 12.74 | 32 | 0 |
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| 2015 | 76.8 | 95 | 84.3 | 108 | 69.3 | 89 | 8.77 | 78 | 0 |
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| 2014 | 76.4 | 113 | 85.1 | 84 | 67.7 | 127 | 10.56 | 49 | 0 |
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| 2013 | 77.3 | 80 | 85.7 | 66 | 68.9 | 96 | 4.50 | 131 | 0 |
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| 2012 | 77.7 | 67 | 86.4 | 51 | 69.1 | 91 | 9.17 | 73 | 0 |
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| 2011 | 76 | 124 | 86.4 | 51 | 65.5 | 151 | 9.44 | 67 | 0 |
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| 2010 | 76.5 | 108 | 87 | 29 | 66 | 148 | 5.11 | 120 | 0 |
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| 2009 | 78.1 | 52 | 86.4 | 51 | 69.8 | 80 | 6.89 | 103 | 0 |
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| 2008 | 76.5 | 108 | 85.4 | 74 | 67.7 | 127 | 6.35 | 108 | 0 |
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| 2007 | 78.7 | 36 | 86.5 | 47 | 70.8 | 52 | 11.32 | 42 | 0 |
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| 2006 | 76.9 | 91 | 87 | 29 | 66.7 | 141 | 4.55 | 130 | 0 |
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| 2005 | 79.4 | 18 | 87.5 | 14 | 71.3 | 37 | 10.42 | 52 | 0 |
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| 2004 | 78.4 | 47 | 85.5 | 70 | 71.3 | 37 | 17.21 | 11 | 0 |
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| 2003 | 75.3 | 141 | 84.1 | 109 | 66.6 | 142 | 4.86 | 124 | 0 |
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| 2002 | 79.8 | 11 | 87.4 | 15 | 72.2 | 15 | 10.50 | 50 | 0 |
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| 2001 | 73.6 | 154 | 82.4 | 144 | 64.8 | 154 | 16.63 | 13 | 0 |
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| 2000 | 75.6 | 138 | 83.2 | 133 | 68 | 118 | 11.79 | 40 | 0 |
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| 1999 | 76.1 | 121 | 84.6 | 102 | 67.6 | 130 | 13.52 | 30 | 0 |
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| 1998 | 78.5 | 42 | 85.5 | 70 | 71.5 | 32 | 10.35 | 54 | 0 |
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| 1997 | 77.5 | 73 | 86.9 | 34 | 68.1 | 116 | 4.14 | 135 | 0 |
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| 1996 | 76 | 124 | 84.7 | 98 | 67.4 | 134 | 19.95 | 5 | 0 |
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| 1995 | 77.9 | 62 | 85.2 | 81 | 70.6 | 56 | 7.27 | 94 | 0 |
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| 1994 | 76.2 | 118 | 84.9 | 93 | 67.6 | 130 | 14.63 | 25 | 0 |
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| 1993 | 78 | 58 | 87.9 | 10 | 68 | 118 | 10.10 | 58 | 0 |
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| 1992 | 76.9 | 91 | 84.5 | 104 | 69.4 | 85 | 15.56 | 18 | 0 |
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| 1991 | 77.5 | 73 | 86.7 | 40 | 68.3 | 111 | 12.44 | 34 | 0 |
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| 1990 | 79.2 | 22 | 90.4 | 1 | 68.1 | 116 | 4.70 | 127 | 0 |
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| 1989 | 78.6 | 40 | 87.1 | 24 | 70.2 | 68 | 15.28 | 21 | 0 |
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| 1988 | 76.7 | 99 | 85.1 | 84 | 68.4 | 107 | 18.63 | 7 | 0 |
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| 1987 | 75.6 | 138 | 86.2 | 56 | 65 | 153 | 7.13 | 98 | 0 |
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| 1986 | 79.9 | 10 | 89.5 | 6 | 70.3 | 65 | 2.38 | 149 | 0 |
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| 1985 | 76.7 | 99 | 85.3 | 77 | 68.2 | 114 | 18.31 | 9 | 0 |
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| 1984 | 73.6 | 154 | 82 | 149 | 65.2 | 152 | 12.38 | 36 | 0 |
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| 1983 | 76 | 124 | 84.9 | 93 | 67.1 | 136 | 6.03 | 110 | 0 |
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| 1982 | 77.1 | 88 | 86.3 | 55 | 68 | 118 | 9.85 | 61 | 0 |
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| 1981 | 75.1 | 148 | 87.1 | 24 | 63.2 | 155 | 1.64 | 152 | 0 |
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| 1980 | 77.7 | 67 | 88.6 | 8 | 66.9 | 140 | 3.03 | 146 | 0 |
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| 1979 | 77.2 | 84 | 84.7 | 98 | 69.7 | 81 | 17.97 | 10 | 0 |
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| 1978 | 75.8 | 133 | 85.5 | 70 | 66.2 | 144 | 4.78 | 125 | 0 |
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| 1977 | 77.8 | 64 | 88.1 | 9 | 67.5 | 132 | 7.58 | 86 | 0 |
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| 1976 | 75.2 | 146 | 84.4 | 105 | 66 | 148 | 9.27 | 69 | 0 |
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| 1975 | 77.7 | 67 | 86.6 | 45 | 68.7 | 102 | 7.93 | 85 | 0 |
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| 1974 | 75.2 | 146 | 84 | 113 | 66.4 | 143 | 8.19 | 83 | 0 |
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| 1973 | 78.9 | 29 | 87.4 | 15 | 70.4 | 60 | 9.27 | 69 | 0 |
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| 1972 | 76.7 | 99 | 87.2 | 20 | 66.2 | 144 | 6.16 | 109 | 0 |
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| 1971 | 78 | 58 | 87.9 | 10 | 68 | 118 | 5.00 | 122 | 0 |
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| 1970 | 80 | 7 | 89.3 | 7 | 70.6 | 56 | 3.21 | 145 | 0 |
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| 1969 | 77.8 | 64 | 84.9 | 93 | 70.7 | 54 | 15.65 | 17 | 0 |
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| 1968 | 78.7 | 36 | 86.9 | 34 | 70.4 | 60 | 3.38 | 144 | 0 |
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| 1967 | 75 | 149 | 84.1 | 109 | 65.9 | 150 | 2.01 | 151 | 0 |
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| 1966 | 77.3 | 80 | 85 | 88 | 69.6 | 83 | 7.23 | 95 | 0 |
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| 1965 | 78.9 | 29 | 86 | 60 | 71.8 | 24 | 11.11 | 44 | 0 |
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| 1964 | 76.4 | 113 | 84.4 | 105 | 68.4 | 107 | 12.03 | 38 | 0 |
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| 1963 | 76 | 124 | 84 | 113 | 68 | 118 | 5.60 | 118 | 0 |
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| 1962 | 78.9 | 29 | 87.8 | 12 | 70 | 72 | 4.74 | 126 | 0 |
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| 1961 | 77.4 | 78 | 86.7 | 40 | 68.2 | 114 | 1.02 | 154 | 0 |
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| 1960 | 79.1 | 25 | 86.7 | 40 | 71.5 | 32 | 10.50 | 50 | 0 |
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| 1959 | 79.3 | 20 | 87.2 | 20 | 71.5 | 32 | 5.93 | 113 | 0 |
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| 1958 | 78.1 | 52 | 87.1 | 24 | 69 | 93 | 6.72 | 105 | 0 |
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| 1957 | 78.7 | 36 | 86.9 | 34 | 70.5 | 59 | 10.41 | 53 | 0 |
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| 1956 | 76.3 | 117 | 85.6 | 67 | 67 | 138 | 4.14 | 135 | 0 |
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| 1955 | 79.4 | 18 | 86.5 | 47 | 72.3 | 13 | 12.35 | 37 | 0 |
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| 1954 | 79.6 | 13 | 87.3 | 17 | 72 | 19 | 13.39 | 31 | 0 |
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| 1953 | 76.8 | 95 | 82.8 | 141 | 70.8 | 52 | 15.27 | 23 | 0 |
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| 1952 | 76.5 | 108 | 83 | 136 | 70.1 | 69 | 8.99 | 76 | 0 |
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| 1951 | 79.5 | 16 | 87.3 | 17 | 71.8 | 24 | 6.79 | 104 | 0 |
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| 1950 | 76.9 | 91 | 83.6 | 121 | 70.3 | 65 | 18.42 | 8 | 0 |
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| 1949 | 78.8 | 33 | 85.5 | 70 | 72 | 19 | 12.45 | 33 | 0 |
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| 1948 | 76.4 | 113 | 83.2 | 133 | 69.7 | 81 | 10.88 | 47 | 0 |
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| 1947 | 77 | 90 | 84 | 113 | 70.1 | 69 | 21.47 | 3 | 0 |
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| 1946 | 76.1 | 121 | 82.6 | 142 | 69.5 | 84 | 6.60 | 107 | 0 |
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| 1945 | 80 | 7 | 87.2 | 20 | 72.9 | 7 | 16.21 | 15 | 0 |
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| 1944 | 79.8 | 11 | 87.7 | 13 | 71.9 | 23 | 5.73 | 116 | 0 |
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| 1943 | 76.1 | 121 | 83 | 136 | 69.2 | 90 | 7.39 | 92 | 0 |
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| 1942 | 77.3 | 80 | 85.6 | 67 | 69 | 93 | 8.59 | 79 | 0 |
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| 1941 | 80.1 | 5 | 87.2 | 20 | 72.9 | 7 | 9.69 | 64 | 0 |
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| 1940 | 74.2 | 153 | 82.4 | 144 | 66.1 | 146 | 2.97 | 147 | 0 |
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| 1939 | 78.8 | 33 | 86.9 | 34 | 70.7 | 54 | 7.01 | 100 | 0 |
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| 1938 | 75.3 | 141 | 83.5 | 125 | 67.1 | 136 | 5.91 | 114 | 0 |
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| 1937 | 78.3 | 49 | 85 | 88 | 71.6 | 29 | 9.24 | 72 | 0 |
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| 1936 | 79.6 | 13 | 86.7 | 40 | 72.5 | 11 | 9.94 | 60 | 0 |
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| 1935 | 76.5 | 108 | 83.5 | 125 | 69.4 | 85 | 9.26 | 71 | 0 |
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| 1934 | 79 | 28 | 86.1 | 59 | 72 | 19 | 5.98 | 111 | 0 |
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| 1933 | 80 | 7 | 86.9 | 34 | 73.1 | 5 | 7.00 | 101 | 0 |
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| 1932 | 75.8 | 133 | 82.2 | 147 | 69.4 | 85 | 7.49 | 89 | 0 |
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| 1931 | 79.2 | 22 | 85.4 | 74 | 73 | 6 | 1.17 | 153 | 0 |
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| 1930 | 78.5 | 42 | 85.3 | 77 | 71.8 | 24 | 3.83 | 140 | 0 |
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| 1929 | 75.9 | 130 | 81.8 | 150 | 70 | 72 | 9.00 | 75 | 0 |
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| 1928 | 77.2 | 84 | 83.5 | 125 | 71 | 46 | 9.46 | 66 | 0 |
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| 1927 | 78.5 | 42 | 85.3 | 77 | 71.6 | 29 | 4.06 | 137 | 0 |
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| 1926 | 78.5 | 42 | 84.7 | 98 | 72.3 | 13 | 9.67 | 65 | 0 |
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| 1925 | 82.2 | 1 | 90.2 | 2 | 74.2 | 1 | 2.49 | 148 | 0 |
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| 1924 | 75.7 | 137 | 81.2 | 153 | 70.1 | 69 | 14.57 | 26 | 0 |
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| 1923 | 77.4 | 78 | 83.8 | 117 | 71 | 46 | 9.42 | 68 | 0 |
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| 1922 | 76.6 | 106 | 82.4 | 144 | 70.9 | 50 | 10.30 | 55 | 0 |
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| 1921 | 78.8 | 33 | 86.5 | 47 | 71.2 | 40 | 2.03 | 150 | 0 |
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| 1920 | 75.3 | 141 | 82.6 | 142 | 68 | 118 | 7.17 | 97 | 0 |
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| 1919 | 78.1 | 52 | 83.6 | 121 | 72.5 | 11 | 6.91 | 102 | 0 |
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| 1918 | 75.3 | 141 | 81.8 | 150 | 68.8 | 98 | 7.31 | 93 | 0 |
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| 1917 | 74.5 | 151 | 80.3 | 154 | 68.7 | 102 | 3.53 | 143 | 0 |
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| 1916 | 75.3 | 141 | 81.6 | 152 | 69 | 93 | 8.95 | 77 | 0 |
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| 1915 | 78.4 | 47 | 85 | 88 | 71.7 | 28 | 10.74 | 48 | 0 |
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| 1914 | 76.9 | 91 | 83.8 | 117 | 70 | 72 | 8.05 | 84 | 0 |
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| 1913 | 76.8 | 95 | 85.1 | 84 | 68.5 | 104 | 3.74 | 141 | 0 |
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| 1912 | 79.3 | 20 | 86.4 | 51 | 72.2 | 15 | 10.30 | 55 | 0 |
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| 1911 | 81.8 | 2 | 89.9 | 4 | 73.8 | 2 | 0.90 | 155 | 0 |
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| 1910 | 78.5 | 42 | 85.8 | 63 | 71.2 | 40 | 4.43 | 133 | 0 |
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| 1909 | 76.2 | 118 | 83.4 | 128 | 69.1 | 91 | 5.04 | 121 | 0 |
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| 1908 | 74.3 | 152 | 80.2 | 155 | 68.4 | 107 | 23.65 | 1 | 0 |
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| 1907 | 78 | 58 | 84.9 | 93 | 71.1 | 45 | 11.03 | 45 | 0 |
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| 1906 | 78.6 | 40 | 85.3 | 77 | 72 | 19 | 3.85 | 139 | 0 |
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| 1905 | 78.9 | 29 | 84.9 | 93 | 72.9 | 7 | 7.40 | 91 | 0 |
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| 1904 | 77.5 | 73 | 85.2 | 81 | 69.9 | 77 | 11.94 | 39 | 0 |
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| 1903 | 75.8 | 133 | 82.9 | 139 | 68.8 | 98 | 4.44 | 132 | 0 |
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| 1902 | 76.7 | 99 | 83.4 | 128 | 70 | 72 | 13.77 | 28 | 0 |
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| 1901 | 76.5 | 108 | 83 | 136 | 70 | 72 | 8.55 | 80 | 0 |
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| 1900 | 79.6 | 13 | 87.1 | 24 | 72.1 | 17 | 9.74 | 63 | 0 |
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| 1899 | 75.8 | 133 | 83.6 | 121 | 68 | 118 | 7.21 | 96 | 0 |
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| 1898 | 79.5 | 16 | 86.2 | 56 | 72.9 | 7 | 7.58 | 86 | 0 |
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| 1897 | 75.5 | 140 | 83.3 | 130 | 67.7 | 127 | 16.27 | 14 | 0 |
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| 1896 | 77.1 | 88 | 85.8 | 63 | 68.4 | 107 | 3.65 | 142 | 0 |
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| 1895 | 77.2 | 84 | 85.6 | 67 | 68.8 | 98 | 4.66 | 128 | 0 |
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| 1894 | 78.1 | 52 | 85.9 | 61 | 70.4 | 60 | 19.83 | 6 | 0 |
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| 1893 | 78.2 | 50 | 86.6 | 45 | 69.9 | 77 | 6.61 | 106 | 0 |
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| 1892 | 75.9 | 130 | 83.3 | 130 | 68.5 | 104 | 14.33 | 27 | 0 |
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| 1891 | 76.6 | 106 | 83.9 | 116 | 69.4 | 85 | 14.72 | 24 | 0 |
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| 1890 | 78.7 | 36 | 86.9 | 34 | 70.4 | 60 | 12.39 | 35 | 0 |
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| 1889 | 76.2 | 118 | 84.7 | 98 | 67.8 | 125 | 8.49 | 81 | 0 |
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| 1888 | 75 | 149 | 82.9 | 139 | 67.2 | 135 | 13.68 | 29 | 0 |
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| 1887 | 76 | 124 | 83.8 | 117 | 68.3 | 111 | 4.92 | 123 | 0 |
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| 1886 | 77.3 | 80 | 83.7 | 120 | 71 | 46 | 10.22 | 57 | 0 |
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| 1885 | 77.8 | 64 | 84.1 | 109 | 71.6 | 29 | 20.04 | 4 | 0 |
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| 1884 | 78.1 | 52 | 85.4 | 74 | 70.9 | 50 | 5.74 | 115 | 0 |
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| 1883 | 77.7 | 67 | 85 | 88 | 70.4 | 60 | 8.24 | 82 | 0 |
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| 1882 | 78 | 58 | 84.6 | 102 | 71.4 | 35 | 5.98 | 111 | 0 |
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| 1881 | 80.1 | 5 | 87 | 29 | 73.2 | 3 | 5.67 | 117 | 0 |
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| 1880 | 76.7 | 99 | 83.2 | 133 | 70.3 | 65 | 17.21 | 11 | 0 |
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| 1879 | 77.5 | 73 | 83.6 | 121 | 71.3 | 37 | 10.10 | 58 | 0 |
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| 1878 | 77.2 | 84 | 83.3 | 130 | 71.2 | 40 | 23.28 | 2 | 0 |
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| 1877 | 78.2 | 50 | 85.9 | 61 | 70.6 | 56 | 11.26 | 43 | 0 |
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| 1876 | 76.4 | 113 | 85 | 88 | 67.8 | 125 | 9.77 | 62 | 0 |
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| 1875 | 76.8 | 95 | 85.2 | 81 | 68.5 | 104 | 7.56 | 88 | 0 |
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| 1874 | 75.9 | 130 | 84.4 | 105 | 67.5 | 132 | 7.12 | 99 | 0 |
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| 1873 | 76.7 | 99 | 82.2 | 147 | 71.2 | 40 | 15.97 | 16 | 0 |
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| 1872 | 77.9 | 62 | 84.1 | 109 | 71.8 | 24 | 10.97 | 46 | 0 |
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| 1871 | | | | | | | | | 11 |
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