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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 41.45°F | 43.97°F | 42.60°F | 43.60°F | 40.73°F | 43.94°F | 42.65°F | 43.40°F | 42.44°F | 42.14°F | 41.87°F | 43.11°F | 43.14°F | 44.27°F | 43.00°F | 44.37°F | 44.48°F | 40.70°F | 42.19°F | 43.57°F | 43.01°F | 42.71°F | 40.28°F | 42.82°F | 43.35°F | 41.94°F | 45.87°F | 42.27°F | 42.48°F | 41.47°F | 45.35°F | 43.86°F | 44.66°F | 43.87°F | 41.49°F | 43.64°F | 44.27°F | 43.63°F | 43.24°F | 46.18°F | 43.69°F | 41.99°F | 41.58°F | 45.02°F | 44.21°F | 42.09°F | 43.99°F | 42.94°F | 43.45°F | 43.37°F | 44.05°F | 45.37°F | 42.67°F | 42.44°F | 42.62°F | 42.68°F | 42.85°F | 43.60°F | 44.87°F | 44.88°F | 43.03°F | 43.07°F | 43.42°F | 42.89°F | 43.24°F | 41.61°F | 43.67°F | 42.81°F | 43.07°F | 43.05°F | 42.51°F | 42.20°F | 43.70°F | 42.90°F | 42.46°F | 42.37°F | 42.29°F | 43.80°F | 43.21°F | 44.48°F | 42.27°F | 44.59°F | 43.69°F | 41.31°F | 40.33°F | 43.05°F | 45.28°F | 42.08°F | 43.54°F | 43.25°F | 43.44°F | 46.16°F | 45.64°F | 43.40°F | 43.78°F | 45.92°F | 45.43°F | 46.33°F | 42.78°F | 43.84°F | 44.42°F | 43.19°F | 43.64°F | 45.84°F | 45.67°F | 47.07°F | 44.47°F | 44.62°F | 44.38°F | 45.12°F | 45.06°F | 46.87°F | 44.79°F | 43.33°F | 44.60°F | 43.83°F | 43.36°F | 48.49°F |
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