1850 -0.3890 1851 -0.3230 1852 -0.3490 1853 -0.3600 1854 -0.3380 1855 -0.2770 1856 -0.4320 1857 -0.4930 1858 -0.5390 1859 -0.4500 1860 -0.3590 1861 -0.6040 1862 -0.6110 1863 -0.4370 1864 -0.4110 1865 -0.2600 1866 -0.2680 1867 -0.3170 1868 -0.0610 1869 -0.2380 1870 -0.2210 1871 -0.2300 1872 -0.2670 1873 -0.2880 1874 -0.4140 1875 -0.2630 1876 -0.3220 1877 0.0350 1878 0.0160 1879 -0.2050 1880 -0.1920 1881 -0.2180 1882 -0.2180 1883 -0.2140 1884 -0.2850 1885 -0.3040 1886 -0.2210 1887 -0.3030 1888 -0.2000 1889 -0.1350 1890 -0.3650 1891 -0.2880 1892 -0.3400 1893 -0.3870 1894 -0.3960 1895 -0.2390 1896 -0.1080 1897 -0.1590 1898 -0.3770 1899 -0.2360 1900 -0.1280 1901 -0.2870 1902 -0.3860 1903 -0.4950 1904 -0.5040 1905 -0.3230 1906 -0.3130 1907 -0.4070 1908 -0.5430 1909 -0.5790 1910 -0.6120 1911 -0.5710 1912 -0.4560 1913 -0.4890 1914 -0.3500 1915 -0.2400 1916 -0.4470 1917 -0.5000 1918 -0.3460 1919 -0.3890 1920 -0.3160 1921 -0.3270 1922 -0.3830 1923 -0.3450 1924 -0.3490 1925 -0.3260 1926 -0.2000 1927 -0.2330 1928 -0.2430 1929 -0.3230 1930 -0.1680 1931 -0.1580 1932 -0.2000 1933 -0.3260 1934 -0.2330 1935 -0.1970 1936 -0.1550 1937 -0.0290 1938 -0.0820 1939 -0.0130 1940 -0.0040 1941 0.0940 1942 -0.0460 1943 -0.0500 1944 0.0560 1945 -0.0100 1946 -0.2480 1947 -0.2740 1948 -0.3240 1949 -0.2660 1950 -0.3150 1951 -0.1630 1952 -0.0940 1953 -0.0990 1954 -0.2300 1955 -0.3090 1956 -0.2550 1957 -0.0630 1958 -0.0220 1959 -0.1090 1960 -0.1180 1961 -0.0400 1962 -0.0500 1963 -0.0780 1964 -0.2900 1965 -0.2160 1966 -0.1360 1967 -0.1510 1968 -0.0830 1969 0.0570 1970 -0.0600 1971 -0.1770 1972 0.0150 1973 0.0240 1974 -0.1770 1975 -0.1560 1976 -0.1640 1977 0.0360 1978 -0.0430 1979 0.0560 1980 0.0740 1981 0.0440 1982 0.0250 1983 0.1290 1984 0.0110 1985 -0.0100 1986 -0.0300 1987 0.1290 1988 0.0930 1989 0.0600 1990 0.1750 1991 0.1410 1992 0.0470 1993 0.0670 1994 0.1210 1995 0.1870 1996 0.1000 1997 0.3080 1998 0.4180 1999 0.1730 2000 0.1900 2001 0.3300 2002 0.3780 2003 0.3910 2004 0.3690 2005 0.3840 2006 0.3460 2007 0.2910 2008 0.2550 2009 0.3840 Sea-surface temperature anomalies relative to 1961-1990: HadSST2 (Rayner et al. 2006, orange), Rayner, N.A., P.Brohan, D.E.Parker, C.K.Folland, J.J.Kennedy, M.Vanicek, T.Ansell and S.F.B.Tett 2006: Improved analyses of changes and uncertainties in sea surface temperature measured in situ since the mid-nineteenth century: the HadSST2 data set. Journal of Climate. 19(3) pp. 446-469. http://hadobs.metoffice.com/hadsst2/diagnostics/global/nh+sh/annual Original data source contact: Met Office Hadley Centre http://hadobs.metoffice.com/hadsst2/