1901-2000 Degrees Fahrenheit 1 37.69 41.50 -3.81 11 119 1965 2012 1932 1951 bottom-tenth 2 36.58 37.66 -1.08 49 81 1899 2012 1951 1950 normal 3 35.05 35.15 -0.10 62 68 1912 2012 1951 1946 normal 4 34.10 34.55 -0.45 47 82 1899 2012 1951 1950 normal 5 34.89 35.98 -1.09 25 104 1899 2000 1949 1951 bottom-third 6 38.08 39.01 -0.93 29 100 1899 2016 1949 1951 bottom-third 7 41.79 42.70 -0.91 22 107 1899 2016 1949 1951 bottom-third 8 45.56 46.37 -0.81 24 105 1899 2016 1949 1951 bottom-third 9 48.68 49.40 -0.72 26 103 1899 2012 1949 1951 bottom-third 10 50.48 51.31 -0.83 17 112 1899 2017 1936 1951 bottom-third 11 51.41 52.12 -0.71 18 111 1899 2017 1936 1951 bottom-third 1920 12 51.27 52.03 -0.76 14 115 1899 2017 1951 1951 bottom-third 1951 18 47.20 47.67 -0.47 28 100 1913 2017 1949 1951 bottom-third 24 51.27 52.02 -0.75 12 116 1918 2017 1930 1951 bottom-tenth 36 51.69 52.00 -0.31 27 100 1918 2018 1931 1951 bottom-third 1908 48 51.68 51.99 -0.31 26 100 1918 2018 1930 1951 bottom-third 60 51.66 51.98 -0.32 25 100 1920 2020 1921 1951 bottom-third