National Climatic Data Center
U.S. Department of Commerce


Contiguous U.S.
Heating Degree Days
December 1895-2012

National Oceanic and Atmospheric Administration

National Climatic Data Center


Choose from the options below and click "Plot" to create a time series graph.
Data are available from January 1895 through April 2013.


Move mouse towards an axis until highlighted. Left-click mouse to pan. Shift key + left-click to zoom.

1895 1896 1897 1898 1899 1900 1901 1902 1903 1904 1905 1906 1907 1908 1909 1910 1911 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921 1922 1923 1924 1925 1926 1927 1928 1929 1930 1931 1932 1933 1934 1935 1936 1937 1938 1939 1940 1941 1942 1943 1944 1945 1946 1947 1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012
789 780 819 880 809 772 858 850 909 866 807 769 743 775 959 885 746 761 738 939 819 869 974 710 910 769 743 764 641 886 824 846 838 764 782 846 678 828 742 829 919 741 825 776 712 706 708 849 845 894 930 721 819 775 753 856 802 777 757 798 870 674 701 899 725 922 841 871 997 802 731 819 784 883 846 789 715 823 788 786 794 926 829 838 740 816 832 685 976 695 937 783 764 819 1,052 782 740 812 813 714 857 749 792 709 750 988 689 813 785 788 847 685 797 831 871 908 734 695

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