1901-2000 Degrees Fahrenheit 1 61.8 57.1 4.7 119 11 1960 2012 2015 2012 top-tenth 2 57.0 53.8 3.2 107 23 1941 2023 2015 2012 top-third 3 53.1 51.8 1.3 82 48 1978 2023 2015 2012 normal 4 54.7 51.1 3.6 117 12 1978 2017 2015 2012 top-tenth 5 55.9 52.0 3.9 123 6 1902 2017 2015 2012 top-tenth 6 57.6 54.3 3.3 124 5 1977 2017 2015 1974 top-tenth 2023 7 60.0 57.4 2.6 120 9 1977 2017 2015 1999 top-tenth 8 62.6 60.2 2.4 121 8 1977 2017 2015 1999 top-tenth 1922 9 64.8 62.5 2.3 123 6 1977 2017 2015 1999 top-tenth 10 66.3 64.1 2.2 122 7 1977 2017 2015 2012 top-tenth 2023 11 66.9 64.8 2.1 123 6 1977 2017 2015 1999 top-tenth 12 67.0 64.8 2.2 124 5 1977 2017 2015 1999 top-tenth 18 62.5 61.3 1.2 111 17 1978 2017 2015 2000 top-third 1987 24 65.7 64.8 0.9 109 19 1978 2017 2015 2013 top-third 1898,1932,1935,1946,1955 36 65.0 64.8 0.2 70 57 1970 2018 2015 2014 normal 1898,1918,1930,1953,1973,2012 48 65.0 64.8 0.2 74 52 1905,1970,1971 2020 2015 2014 normal 1910,1927,1954,1987,1994,1999,2003,2007,2012,2013 60 65.3 64.8 0.5 96 29 1970 2020 2015 2003 top-third 1927,1930,1932,1946,1947,1954,1955,1989,1992