1901-2000 Degrees Fahrenheit 1 10.3 18.1 -7.8 7 123 1912 2006 1904 1903 bottom-tenth 2 13.4 20.8 -7.4 4 125 1918 2002 1904 1903 bottom-tenth 3 19.1 25.3 -6.2 4 125 1977 2002 1904 1903 bottom-tenth 4 26.2 30.9 -4.7 4 125 1918 1932 1904 1903 bottom-tenth 5 32.5 36.4 -3.9 3 126 1918 1932 1904 1903 bottom-tenth 6 37.4 41.3 -3.9 3 126 1918 1932 1904 1903 bottom-tenth 7 41.6 45.1 -3.5 3 126 1918 1932 1904 1903 bottom-tenth 8 43.8 47.4 -3.6 2 127 1918 1932 1904 1903 bottom-tenth 9 45.1 48.1 -3.0 3 126 1918 1932 1904 1903 bottom-tenth 10 44.8 47.5 -2.7 4 125 1918 1932 1904 1903 bottom-tenth 1908,1925 11 43.9 45.8 -1.9 8 121 1918 2013 1904 1903 bottom-tenth 12 41.8 43.5 -1.7 8 121 1918 2013 1904 1903 bottom-tenth 1930 18 41.4 42.8 -1.4 7 121 1918 2013,2017 1904 1903 bottom-tenth 1930 24 42.5 43.5 -1.0 12 116 1918 2013 1904 1903 bottom-tenth 1917 36 42.6 43.5 -0.9 15 112 1918 2013 1898 1903 bottom-third 1898,1981 48 42.8 43.5 -0.7 15 111 1918 2002 1899 1903 bottom-third 1910,1913,1938,1982 60 42.8 43.5 -0.7 16 109 1908 2003 1900 1903 bottom-third 1900,1910