1901-2000 Degrees Fahrenheit 1 45.4 50.2 -4.8 3 126 1907,1927 1934 1899 1898 bottom-tenth 2 41.2 45.5 -4.3 6 123 1975 1934 1899 1898 bottom-tenth 3 33.1 40.1 -7.0 1 128 1899 1910 1899 1898 lowest 4 26.5 35.4 -8.9 1 128 1899 1992 1899 1898 lowest 5 24.5 31.7 -7.2 1 128 1899 1992 1899 1898 lowest 6 23.5 29.9 -6.4 2 126 1917 1992 1899 1898 bottom-tenth 7 23.8 29.8 -6.0 1 127 1899 1992 1899 1898 lowest 8 25.5 31.5 -6.0 1 127 1899 1934,2000 1899 1898 lowest 9 28.6 34.0 -5.4 1 127 1899 2016 1899 1898 lowest 10 32.3 37.0 -4.7 2 126 1917 1992,2016 1899 1898 bottom-tenth 11 35.2 39.6 -4.4 2 126 1917 1992,2016 1899 1898 bottom-tenth 12 37.1 41.1 -4.0 2 126 1917 2016 1899 1898 bottom-tenth 18 34.5 37.4 -2.9 4 123 1917 2016 1899 1898 bottom-tenth 24 38.7 41.1 -2.4 3 124 1917 2016 1899 1898 bottom-tenth 1913 36 38.9 41.1 -2.2 3 123 1918 2017 1899 1898 bottom-tenth 48 39.0 41.1 -2.1 1 124 1899,1952 2016 1899 1899 lowest 1952 60 -99 41.1 -99 -99 -99 1952 2016 normal