1901-2000 Degrees Fahrenheit 1 -1.1 10.8 -11.9 3 126 1983 1939 1917 1916 bottom-tenth 2 16.2 18.3 -2.1 40 89 1927 1999 1916 1915 bottom-third 1921,1973,2008 3 21.7 26.7 -5.0 7 122 1919 2015 1896 1916 bottom-tenth 4 30.0 33.9 -3.9 8 121 1919 2015 1896 1916 bottom-tenth 1996 5 36.6 40.2 -3.6 7 122 1985 2015 1896 1916 bottom-tenth 6 42.1 44.9 -2.8 9 120 1985 2015 1911 1916 bottom-tenth 7 44.4 47.4 -3.0 6 123 1985 2021 1896 1916 bottom-tenth 8 45.2 48.1 -2.9 6 123 1927 2021 1917 1916 bottom-tenth 9 44.1 47.2 -3.1 4 125 1927 2015 1917 1916 bottom-tenth 1924 10 41.8 44.8 -3.0 4 125 1951 2021 1896 1916 bottom-tenth 11 37.8 41.6 -3.8 1 128 1917 1987 1917 1916 lowest 12 34.4 38.5 -4.1 2 127 1950 1987 1917 1916 bottom-tenth 18 37.3 40.6 -3.3 1 127 1917 2016 1917 1916 lowest 24 34.7 38.5 -3.8 1 127 1917,1951 2016 1917 1916 lowest 1951 36 36.0 38.5 -2.5 3 124 1918,1951 2017 1917 1916 bottom-tenth 48 36.6 38.5 -1.9 4 122 1919 2001 1899 1916 bottom-tenth 1899 60 36.9 38.4 -1.5 5 120 1899 2002 1907 1916 bottom-tenth 1918,1951