1901-2000 Degrees Fahrenheit 1 45.7 41.9 3.8 110 20 1907 1955,2010 2007 2006 top-third 1998 2 36.4 35.5 0.9 83 47 1926 2012 2003 2007 normal 1964,1974 3 30.3 30.0 0.3 67 63 1904 2012 2003 2007 normal 1948,1951,1958 4 28.4 27.0 1.4 86 44 1912 2012 2003 2007 normal 1903,1925,1933,1985 5 27.6 26.3 1.3 88 41 1904 2012 2003 2007 top-third 1910,1958 6 28.8 27.7 1.1 86 43 1904 2012 2003 2007 top-third 1958,2022 7 32.5 30.5 2.0 102 27 1904 2012 2005 2007 top-third 2005,2022 8 36.2 34.0 2.2 106 23 1904 2012 2007 2006 top-third 9 39.8 37.5 2.3 109 20 1904 2012 2007 2006 top-third 1987 10 42.6 40.6 2.0 108 21 1904 2012 2005 2007 top-third 1949,1991 11 44.8 42.7 2.1 112 17 1904 2012 2007 2006 top-third 2010 12 45.9 43.6 2.3 117 12 1918 2012 2007 2006 top-tenth 2013,2022 18 41.0 38.3 2.7 116 12 1918 2017 2005 2007 top-tenth 2011,2023 24 45.8 43.6 2.2 114 14 1905 2017 2005 2007 top-third 36 46.3 43.5 2.8 121 6 1918 2018 2007 2000 top-tenth 48 45.9 43.5 2.4 120 6 1918 2002 2007 2002 top-tenth 60 45.7 43.5 2.2 118 7 1908,1920 2002 2007 2003 top-tenth 2013