1901-2000 Degrees Fahrenheit 1 81.5 80.3 1.2 102 27 1967 2007 1982 1980 top-third 1928,1947 2 81.3 80.6 0.7 92 37 1967 1902 1982 1980 top-third 1941,1962,2005 3 79.1 79.9 -0.8 36 93 1967 1902 1982 1981 bottom-third 1964,1996 4 76.6 77.8 -1.2 19 110 1976 1902 1979 1982 bottom-third 1923,1970,2017,2021 5 73.0 74.9 -1.9 7 122 1961 1902 1976 1982 bottom-tenth 1984 6 69.6 71.7 -2.1 3 126 1971 1902 1971 1982 bottom-tenth 7 66.2 68.3 -2.1 4 125 1971 2012 1971 1982 bottom-tenth 1960 8 63.3 65.5 -2.2 6 123 1940,1978 2012 1979 1982 bottom-tenth 9 62.1 63.4 -1.3 16 112 1978 2012 1979 1982 bottom-third 1926,1966 10 61.3 62.4 -1.1 22 106 1940 1932 1979 1982 bottom-third 1973 11 61.6 62.6 -1.0 24 104 1978 1932 1981 1982 bottom-third 1899,1976 12 62.5 63.7 -1.2 17 111 1977 1932 1978 1982 bottom-third 1904,1931 18 65.5 66.4 -0.9 21 107 1977,1984 1922,2017 1980 1982 bottom-third 1964 24 62.7 63.7 -1.0 14 113 1978 2017 1981 1982 bottom-third 1976,1981,1985 36 62.7 63.7 -1.0 13 113 1970 1934 1981 1982 bottom-tenth 1961,1965,1981 48 62.7 63.7 -1.0 11 114 1971 2019 1982 1982 bottom-tenth 1964,1973,1982,1985 60 62.7 63.7 -1.0 11 113 1971 2020 1982 1978 bottom-tenth 1962,1964,1968,1978,1985