Choose from the options below and click "Plot" to create a time series graph.
Data are available from January 1895 through May 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 66.30°F | 68.49°F | 67.32°F | 67.26°F | 66.98°F | 68.23°F | 68.41°F | 67.26°F | 65.66°F | 66.16°F | 66.24°F | 66.28°F | 64.60°F | 66.14°F | 66.37°F | 67.02°F | 68.05°F | 66.35°F | 66.97°F | 68.04°F | 64.89°F | 66.49°F | 65.43°F | 67.97°F | 67.74°F | 66.29°F | 68.19°F | 67.98°F | 66.93°F | 65.97°F | 67.82°F | 67.38°F | 66.36°F | 66.71°F | 66.48°F | 67.40°F | 68.45°F | 67.81°F | 68.71°F | 70.41°F | 66.52°F | 70.10°F | 68.27°F | 67.26°F | 68.61°F | 67.97°F | 67.92°F | 66.80°F | 67.42°F | 67.55°F | 65.49°F | 66.78°F | 66.35°F | 67.23°F | 68.23°F | 66.03°F | 66.81°F | 68.29°F | 67.63°F | 67.44°F | 67.26°F | 68.22°F | 67.43°F | 67.52°F | 67.99°F | 67.26°F | 67.04°F | 67.27°F | 67.65°F | 67.92°F | 66.66°F | 67.62°F | 65.81°F | 66.42°F | 67.34°F | 67.85°F | 66.66°F | 66.92°F | 67.09°F | 67.60°F | 67.12°F | 66.54°F | 68.78°F | 67.47°F | 66.70°F | 68.23°F | 67.54°F | 66.74°F | 66.35°F | 67.26°F | 68.03°F | 68.36°F | 68.84°F | 68.96°F | 67.59°F | 67.43°F | 68.35°F | 66.62°F | 66.84°F | 68.37°F | 66.67°F | 68.10°F | 67.00°F | 68.74°F | 67.64°F | 68.67°F | 68.83°F | 68.63°F | 68.15°F | 67.65°F | 68.04°F | 69.83°F | 68.99°F | 67.73°F | 67.63°F | 68.42°F | 68.41°F | 70.27°F |
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