1901-2000 Degrees Fahrenheit 1 23.6 26.4 -2.8 35 94 1896 2016 1900 1902 bottom-third 1929 2 34.6 35.2 -0.6 48 81 1896 1963 1902 1901 normal 2022 3 39.9 42.2 -2.3 22 107 1896 1963 1898 1902 bottom-third 4 45.7 48.4 -2.7 10 119 1896 1963 1898 1902 bottom-tenth 1959,1993 5 49.7 52.5 -2.8 9 120 1896 1963 1898 1902 bottom-tenth 6 51.8 54.3 -2.5 9 120 1896 2021 1902 1901 bottom-tenth 1915,1926,1992 7 51.9 54.2 -2.3 12 117 1896 2021 1898 1902 bottom-tenth 8 50.7 52.6 -1.9 15 114 1896 2021 1902 1901 bottom-third 9 47.4 49.5 -2.1 9 120 1896 2021 1899 1902 bottom-tenth 10 42.9 45.7 -2.8 7 122 1896 2016 1899 1902 bottom-tenth 1979 11 39.9 42.1 -2.2 16 113 1950 2016 1899 1902 bottom-third 1897,1911 12 37.0 39.7 -2.7 11 117 1950 2016 1899 1902 bottom-tenth 18 41.9 44.6 -2.7 8 120 1896 2016 1899 1902 bottom-tenth 1950,1965 24 37.9 39.7 -1.8 15 112 1951 2016 1899 1902 bottom-third 36 38.7 39.7 -1.0 25 101 1951,1952 2017 1900 1902 bottom-third 1911,1971,1997 48 39.1 39.6 -0.5 34 91 1899 1990 1902 1903 bottom-third 1938,1970 60 38.5 39.6 -1.1 14 110 1907,1919,1920 1991 1900 1902 bottom-third 1911,1913