National Climatic Data Center
U.S. Department of Commerce

Washington
Heating Degree Days
November 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
637 836 675 671 459 694 550 649 657 501 657 666 565 547 619 640 722 612 615 609 708 768 534 647 707 647 660 729 598 705 674 592 643 661 731 711 764 581 633 550 783 730 601 735 565 763 595 714 631 654 706 779 689 715 517 693 683 763 580 529 856 738 697 704 723 686 773 599 641 741 568 628 634 645 643 678 666 660 755 631 693 647 733 817 738 618 605 767 598 691 986 657 571 637 611 615 633 665 803 765 560 722 576 596 568 770 598 615 763 677 732 692 696 586 640 722 747 623

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