Contiguous 48 U.S. Surface Air Temperature Anomaly (C) ------------------------------------------------------ year Annual_Mean 5-year_Mean --------------------------------- 1880 -0.5473 * 1881 -0.0160 * 1882 -0.1442 -0.4411 1883 -0.8513 -0.4589 1884 -0.6466 -0.5619 1885 -0.6363 -0.5904 1886 -0.5313 -0.5079 1887 -0.2864 -0.3402 1888 -0.4390 -0.1963 1889 0.1919 -0.1515 1890 0.0834 -0.1943 1891 -0.3072 -0.2307 1892 -0.5005 -0.2384 1893 -0.6213 -0.3925 1894 0.1538 -0.2934 1895 -0.6874 -0.2153 1896 0.1885 -0.1263 1897 -0.1103 -0.2384 1898 -0.1762 0.0112 1899 -0.4066 -0.0159 1900 0.5605 -0.0056 1901 0.0532 -0.0895 1902 -0.0588 -0.0821 1903 -0.5960 -0.2799 1904 -0.3695 -0.2932 1905 -0.4286 -0.3172 1906 -0.0129 -0.1679 1907 -0.1791 -0.1393 1908 0.1506 0.0145 1909 -0.2265 0.0466 1910 0.3404 -0.0914 1911 0.1474 -0.1440 1912 -0.8690 -0.0904 1913 -0.1123 -0.1912 1914 0.0414 -0.3213 1915 -0.1634 -0.3433 1916 -0.5030 -0.3135 1917 -0.9794 -0.3509 1918 0.0371 -0.4024 1919 -0.1456 -0.0816 1920 -0.4209 0.1426 1921 1.1008 0.1171 1922 0.1415 0.0094 1923 -0.0902 0.1687 1924 -0.6840 -0.0444 1925 0.3755 -0.0380 1926 0.0353 -0.0100 1927 0.1735 0.0176 1928 0.0495 -0.0380 1929 -0.5458 0.1512 1930 0.0973 0.1099 1931 0.9814 0.2301 1932 -0.0328 0.5815 1933 0.6503 0.5665 1934 1.2112 0.4006 1935 0.0222 0.3773 1936 0.1523 0.4013 1937 -0.1493 0.3156 1938 0.7703 0.3133 1939 0.7823 0.3849 1940 0.0111 0.4209 1941 0.5099 0.2930 1942 0.0310 0.1448 1943 0.1306 0.1331 1944 0.0412 0.1566 1945 -0.0472 0.1598 1946 0.6273 0.1124 1947 0.0472 0.1356 1948 -0.1067 0.0958 1949 0.1575 -0.1099 1950 -0.2464 -0.0657 1951 -0.4013 0.1272 1952 0.2686 0.2571 1953 0.8575 0.2941 1954 0.8071 0.4273 1955 -0.0613 0.3997 1956 0.2648 0.2384 1957 0.1305 0.1052 1958 0.0509 0.0717 1959 0.1410 0.0192 1960 -0.2289 -0.0074 1961 0.0026 0.0212 1962 -0.0024 -0.0266 1963 0.1937 -0.0047 1964 -0.0982 -0.0498 1965 -0.1191 -0.0663 1966 -0.2232 -0.1658 1967 -0.0847 -0.1875 1968 -0.3037 -0.1922 1969 -0.2066 -0.1694 1970 -0.1430 -0.2139 1971 -0.1091 -0.1048 1972 -0.3072 -0.0254 1973 0.2417 -0.0380 1974 0.1904 -0.0673 1975 -0.2057 0.0679 1976 -0.2555 -0.0754 1977 0.3686 -0.2237 1978 -0.4749 -0.1313 1979 -0.5510 0.0535 1980 0.2564 -0.0828 1981 0.6683 0.0148 1982 -0.3128 0.1345 1983 0.0133 0.0111 1984 0.0471 0.0289 1985 -0.3605 0.2518 1986 0.7573 0.3232 1987 0.8018 0.2954 1988 0.3704 0.5491 1989 -0.0919 0.5374 1990 0.9077 0.4487 1991 0.6990 0.3023 1992 0.3584 0.4276 1993 -0.3619 0.3319 1994 0.5349 0.1837 1995 0.4290 0.1438 1996 -0.0420 0.4821 1997 0.1591 0.5940 1998 1.3294 0.6520 1999 1.0943 0.8507 2000 0.7190 0.9601 2001 0.9519 0.8397 2002 0.7060 0.7488 2003 0.7274 0.7911 2004 0.6399 0.8626 2005 0.9305 0.9115 2006 1.3091 0.8023 2007 0.9508 0.7200 2008 0.1812 0.6570 2009 0.2282 0.5345 2010 0.6159 0.7215 2011 0.6965 0.7300 2012 1.8859 0.7416 2013 0.2236 * 2014 0.2862 *