1901-2000 Degrees Fahrenheit 1 64.85 66.80 -1.95 27 102 1925 1963 1957 1958 bottom-third 2 70.95 72.31 -1.36 23 106 1925 1963 1957 1958 bottom-third 3 75.97 76.58 -0.61 38 91 1912 1947 1957 1958 bottom-third 1904 4 78.75 79.11 -0.36 47 82 1912 2022 1957 1958 normal 1919 5 79.60 79.55 0.05 62 67 1912 1931,2022 1957 1958 normal 6 78.52 78.45 0.07 61 68 1907 1934 1957 1958 normal 1973 7 76.52 76.32 0.20 70 59 1907 1934 1957 1958 normal 8 73.68 73.40 0.28 71 58 1912 2012 1958 1956 normal 9 70.29 70.23 0.06 65 64 1912 2012 1958 1956 normal 10 67.31 67.25 0.06 62 67 1912 2012 1958 1956 normal 1932 11 65.13 65.03 0.10 61 67 1912 2012 1958 1956 normal 12 64.25 64.01 0.24 68 60 1912 2012 1958 1956 normal 1956 18 69.17 68.82 0.35 78 50 1912 2012 1958 1956 normal 24 63.98 64.00 -0.02 59 68 1913 2017 1958 1956 normal 1909 36 63.86 63.98 -0.12 47 79 1917 2018 1958 1958 normal 1928,1958,1981 48 63.96 63.97 -0.01 57 68 1915 2018 1952 1958 normal 60 64.11 63.96 0.15 69 55 1907 2016 1952 1958 normal 1932