Contiguous 48 U.S. Surface Air Temperature Anomaly (C) ------------------------------------------------------ year Annual_Mean 5-year_Mean --------------------------------- 1880 -0.5125 * 1881 0.0248 * 1882 -0.1110 -0.4116 1883 -0.8314 -0.4325 1884 -0.6280 -0.5409 1885 -0.6171 -0.5749 1886 -0.5168 -0.4978 1887 -0.2810 -0.3333 1888 -0.4461 -0.1940 1889 0.1944 -0.1524 1890 0.0797 -0.1993 1891 -0.3091 -0.2342 1892 -0.5156 -0.2441 1893 -0.6206 -0.3963 1894 0.1451 -0.2939 1895 -0.6815 -0.2092 1896 0.2029 -0.1161 1897 -0.0917 -0.2213 1898 -0.1554 0.0307 1899 -0.3810 0.0032 1900 0.5787 0.0120 1901 0.0653 -0.0733 1902 -0.0477 -0.0687 1903 -0.5820 -0.2668 1904 -0.3576 -0.2789 1905 -0.4121 -0.3018 1906 0.0047 -0.1525 1907 -0.1621 -0.1221 1908 0.1646 0.0326 1909 -0.2057 0.0653 1910 0.3617 -0.0716 1911 0.1680 -0.1238 1912 -0.8466 -0.0703 1913 -0.0962 -0.1711 1914 0.0615 -0.3016 1915 -0.1423 -0.3250 1916 -0.4846 -0.2950 1917 -0.9633 -0.3327 1918 0.0535 -0.3843 1919 -0.1266 -0.0626 1920 -0.4007 0.1621 1921 1.1239 0.1370 1922 0.1606 0.0292 1923 -0.0723 0.1874 1924 -0.6657 -0.0269 1925 0.3903 -0.0211 1926 0.0527 0.0068 1927 0.1897 0.0344 1928 0.0668 -0.0208 1929 -0.5275 0.1684 1930 0.1142 0.1273 1931 0.9990 0.2470 1932 -0.0161 0.5977 1933 0.6654 0.5825 1934 1.2262 0.4165 1935 0.0380 0.3926 1936 0.1690 0.4151 1937 -0.1357 0.3279 1938 0.7778 0.3239 1939 0.7905 0.3925 1940 0.0178 0.4261 1941 0.5119 0.2975 1942 0.0327 0.1480 1943 0.1345 0.1349 1944 0.0431 0.1581 1945 -0.0475 0.1604 1946 0.6276 0.1118 1947 0.0445 0.1337 1948 -0.1089 0.0930 1949 0.1526 -0.1139 1950 -0.2510 -0.0704 1951 -0.4067 0.1215 1952 0.2618 0.2508 1953 0.8508 0.2864 1954 0.7992 0.4181 1955 -0.0729 0.3897 1956 0.2514 0.2281 1957 0.1198 0.0951 1958 0.0428 0.0632 1959 0.1345 0.0131 1960 -0.2327 -0.0117 1961 0.0009 0.0184 1962 -0.0040 -0.0281 1963 0.1932 -0.0052 1964 -0.0977 -0.0502 1965 -0.1186 -0.0661 1966 -0.2237 -0.1651 1967 -0.0838 -0.1863 1968 -0.3018 -0.1902 1969 -0.2036 -0.1660 1970 -0.1383 -0.2091 1971 -0.1024 -0.0991 1972 -0.2992 -0.0185 1973 0.2481 -0.0299 1974 0.1995 -0.0584 1975 -0.1953 0.0767 1976 -0.2449 -0.0665 1977 0.3759 -0.2157 1978 -0.4678 -0.1246 1979 -0.5463 0.0594 1980 0.2599 -0.0770 1981 0.6752 0.0205 1982 -0.3062 0.1406 1983 0.0200 0.0177 1984 0.0539 0.0351 1985 -0.3546 0.2586 1986 0.7625 0.3306 1987 0.8111 0.3033 1988 0.3800 0.5569 1989 -0.0827 0.5453 1990 0.9137 0.4553 1991 0.7042 0.3075 1992 0.3611 0.4323 1993 -0.3590 0.3360 1994 0.5417 0.1873 1995 0.4321 0.1471 1996 -0.0392 0.4852 1997 0.1599 0.5966 1998 1.3313 0.6564 1999 1.0991 0.8560 2000 0.7309 0.9650 2001 0.9590 0.8441 2002 0.7045 0.7532 2003 0.7272 0.7943 2004 0.6444 0.8653 2005 0.9366 0.9156 2006 1.3138 0.8082 2007 0.9559 0.7252 2008 0.1904 0.6614 2009 0.2293 0.5393 2010 0.6175 0.7258 2011 0.7033 0.7336 2012 1.8887 0.7490 2013 0.2293 * 2014 0.3062 *