"Table 11.6 Annual Average Global Temperature, 1866-1999" Year oC oF Year oC oF Year oC oF Year oC oF 1866 13.93 57.07 1900 14.00 57.20 1934 14.03 57.25 1968 13.90 57.02 1867 13.92 57.06 1901 13.96 57.13 1935 13.90 57.02 1969 14.00 57.20 1868 13.75 56.75 1902 13.77 56.79 1936 14.01 57.22 1970 14.04 57.27 1869 14.03 57.25 1903 13.67 56.61 1937 14.12 57.42 1971 13.89 57.00 1870 13.89 57.00 1904 13.57 56.43 1938 14.16 57.49 1972 13.95 57.11 1871 13.85 56.93 1905 13.76 56.77 1939 13.98 57.16 1973 14.18 57.52 1872 13.95 57.11 1906 13.88 56.98 1940 14.15 57.47 1974 13.94 57.09 1873 13.76 56.77 1907 13.61 56.50 1941 14.12 57.42 1975 13.97 57.15 1874 13.89 57.00 1908 13.75 56.75 1942 14.11 57.40 1976 13.77 56.79 1875 13.86 56.95 1909 13.71 56.68 1943 14.04 57.27 1977 14.15 57.47 1876 13.89 57.00 1910 13.79 56.82 1944 14.10 57.38 1978 14.06 57.31 1877 14.13 57.43 1911 13.74 56.73 1945 13.99 57.18 1979 14.12 57.42 1878 14.17 57.51 1912 13.72 56.70 1946 14.01 57.22 1980 14.26 57.67 1879 13.74 56.73 1913 13.76 56.77 1947 14.13 57.43 1981 14.39 57.90 1880 13.84 56.91 1914 14.00 57.20 1948 13.98 57.16 1982 14.08 57.34 1881 13.87 56.97 1915 14.05 57.29 1949 13.91 57.04 1983 14.34 57.81 1882 13.89 57.00 1916 13.79 56.82 1950 13.85 56.93 1984 14.15 57.47 1883 13.85 56.93 1917 13.59 56.46 1951 13.98 57.16 1985 14.13 57.43 1884 13.57 56.43 1918 13.69 56.64 1952 14.05 57.29 1986 14.17 57.51 1885 13.70 56.66 1919 13.93 57.07 1953 14.14 57.45 1987 14.34 57.81 1886 13.67 56.61 1920 13.87 56.97 1954 13.93 57.07 1988 14.42 57.96 1887 13.50 56.30 1921 13.95 57.11 1955 13.92 57.06 1989 14.28 57.70 1888 13.76 56.77 1922 13.91 57.04 1956 13.84 56.91 1990 14.49 58.08 1889 14.04 57.27 1923 13.86 56.95 1957 14.09 57.36 1991 14.43 57.97 1890 13.68 56.62 1924 13.89 57.00 1958 14.10 57.38 1992 14.14 57.45 1891 13.52 56.34 1925 13.85 56.93 1959 14.04 57.27 1993 14.16 57.49 1892 13.62 56.52 1926 14.07 57.33 1960 13.98 57.16 1994 14.29 57.72 1893 13.60 56.48 1927 13.95 57.11 1961 14.09 57.36 1995 14.43 57.97 1894 13.65 56.57 1928 14.00 57.20 1962 14.05 57.29 1996 14.32 57.78 1895 13.68 56.62 1929 13.79 56.82 1963 14.04 57.27 1997 14.37 57.87 1896 13.77 56.79 1930 13.96 57.13 1964 13.75 56.75 1998 14.67 58.41 1897 13.85 56.93 1931 14.02 57.24 1965 13.85 56.93 1999 14.40 57.92 1898 13.78 56.80 1932 14.00 57.20 1966 13.93 57.07 1899 13.84 56.91 1933 13.87 56.97 1967 13.98 57.16 "Source: Hansen, J. et al., Goddard Institute for Space Studies, Table of Global-mean Monthly, Annual, and Seasonal dTs " "Based on Met.station Data, 1866-present (an Internet accessible data file)." Notes: oC = degrees Centigrade. oF = degrees Fahrenheit. Data are derived from global temperature anomalies in 0.01 degrees Centigrade based on a 1951-1980 reference period mean. Data were checked and adjusted for urban warming.