1850 NaN 1851 NaN 1852 NaN 1853 NaN 1854 NaN 1855 NaN 1856 NaN 1857 NaN 1858 NaN 1859 NaN 1860 NaN 1861 NaN 1862 NaN 1863 NaN 1864 NaN 1865 NaN 1866 NaN 1867 NaN 1868 NaN 1869 NaN 1870 NaN 1871 NaN 1872 NaN 1873 NaN 1874 NaN 1875 NaN 1876 NaN 1877 NaN 1878 NaN 1879 NaN 1880 -0.4652 1881 -0.3165 1882 -0.4345 1883 -0.5764 1884 -0.6646 1885 -0.5266 1886 -0.4282 1887 -0.4038 1888 -0.3733 1889 -0.3276 1890 -0.4665 1891 -0.4984 1892 -0.4573 1893 -0.5128 1894 -0.3337 1895 -0.3246 1896 -0.2674 1897 -0.2557 1898 -0.3243 1899 -0.1382 1900 -0.1506 1901 -0.0861 1902 -0.2105 1903 -0.3699 1904 -0.3736 1905 -0.3279 1906 -0.1156 1907 -0.5778 1908 -0.3790 1909 -0.3310 1910 -0.2905 1911 -0.4173 1912 -0.4138 1913 -0.2548 1914 -0.0160 1915 -0.0114 1916 -0.3311 1917 -0.5125 1918 -0.3365 1919 -0.2560 1920 -0.2272 1921 -0.0071 1922 -0.1512 1923 -0.1433 1924 -0.1364 1925 -0.0242 1926 0.1103 1927 -0.0838 1928 -0.0075 1929 -0.3363 1930 -0.0167 1931 0.0711 1932 0.0632 1933 -0.2461 1934 0.0166 1935 -0.0663 1936 -0.0496 1937 0.0269 1938 0.2217 1939 0.1406 1940 0.0548 1941 0.1065 1942 0.0633 1943 0.0804 1944 0.1955 1945 -0.1084 1946 -0.0240 1947 0.0350 1948 0.0165 1949 -0.1239 1950 -0.3919 1951 -0.1115 1952 -0.1288 1953 0.1415 1954 -0.2131 1955 -0.1925 1956 -0.4931 1957 -0.1311 1958 0.0465 1959 -0.0242 1960 -0.1240 1961 0.0256 1962 0.0872 1963 0.1351 1964 -0.3091 1965 -0.2078 1966 -0.1605 1967 -0.0929 1968 -0.2056 1969 -0.1959 1970 -0.0739 1971 -0.1416 1972 -0.2853 1973 0.1723 1974 -0.3590 1975 -0.0308 1976 -0.3953 1977 0.0598 1978 -0.0724 1979 0.0025 1980 0.1224 1981 0.3389 1982 -0.0540 1983 0.3365 1984 -0.1044 1985 -0.0824 1986 0.1291 1987 0.2610 1988 0.3843 1989 0.2040 1990 0.5131 1991 0.3741 1992 0.1183 1993 0.1916 1994 0.3244 1995 0.6178 1996 0.1831 1997 0.5231 1998 0.7968 1999 0.6407 2000 0.4822 2001 0.6854 2002 0.7962 2003 0.7370 2004 0.6737 2005 0.9218 2006 0.7825 2007 0.9472 2008 0.7432 2009 0.7340 Land surface air temperature anomalies relative to 1961-1990: NOAA NCDC (Smith et al. 2008, grey) Smith, T.M., R.W. Reynolds, Thomas C. Peterson, and Jay Lawrimore 2008: Improvements to NOAA's Historical Merged Land-Ocean Surface Temperature Analysis (1880-2006). Journal of Climate, 21, 2283-2293. Data publically available from: http://www.esrl.noaa.gov/psd/data/gridded/data.noaa.ersst.html http://www.ncdc.noaa.gov/oa/climate/research/anomalies/index.html NOAA_ERSST_V3 data provided by the NOAA/OAR/ESRL PSD, Boulder, Colorado, USA, from their Web site at http://www.esrl.noaa.gov/psd/