Contiguous 48 U.S. Surface Air Temperature Anomaly (C) ------------------------------------------------------ year Annual_Mean 5-year_Mean --------------------------------- 1880 -0.4420 * 1881 0.0973 * 1882 0.0180 -0.3442 1883 -0.8035 -0.3837 1884 -0.5910 -0.4949 1885 -0.6392 -0.5426 1886 -0.4588 -0.4723 1887 -0.2207 -0.3132 1888 -0.4516 -0.1693 1889 0.2044 -0.1419 1890 0.0800 -0.2009 1891 -0.3218 -0.2414 1892 -0.5154 -0.2581 1893 -0.6540 -0.4116 1894 0.1205 -0.3095 1895 -0.6871 -0.2220 1896 0.1886 -0.1188 1897 -0.0782 -0.2174 1898 -0.1380 0.0381 1899 -0.3721 0.0152 1900 0.5900 0.0207 1901 0.0742 -0.0678 1902 -0.0506 -0.0664 1903 -0.5805 -0.2679 1904 -0.3650 -0.2835 1905 -0.4176 -0.3065 1906 -0.0037 -0.1579 1907 -0.1657 -0.1258 1908 0.1626 0.0290 1909 -0.2046 0.0605 1910 0.3562 -0.0803 1911 0.1538 -0.1346 1912 -0.8694 -0.0820 1913 -0.1091 -0.1819 1914 0.0587 -0.3087 1915 -0.1436 -0.3258 1916 -0.4799 -0.2923 1917 -0.9553 -0.3282 1918 0.0584 -0.3800 1919 -0.1208 -0.0600 1920 -0.4024 0.1627 1921 1.1201 0.1383 1922 0.1580 0.0318 1923 -0.0633 0.1929 1924 -0.6532 -0.0169 1925 0.4027 -0.0066 1926 0.0715 0.0228 1927 0.2095 0.0501 1928 0.0834 -0.0046 1929 -0.5164 0.1824 1930 0.1291 0.1391 1931 1.0064 0.2580 1932 -0.0070 0.6086 1933 0.6777 0.5915 1934 1.2368 0.4249 1935 0.0435 0.4010 1936 0.1733 0.4222 1937 -0.1262 0.3354 1938 0.7834 0.3335 1939 0.8030 0.4042 1940 0.0342 0.4382 1941 0.5264 0.3101 1942 0.0438 0.1597 1943 0.1433 0.1455 1944 0.0510 0.1667 1945 -0.0370 0.1674 1946 0.6325 0.1179 1947 0.0473 0.1385 1948 -0.1045 0.0959 1949 0.1542 -0.1116 1950 -0.2499 -0.0682 1951 -0.4051 0.1244 1952 0.2645 0.2549 1953 0.8583 0.2920 1954 0.8065 0.4256 1955 -0.0641 0.3988 1956 0.2629 0.2373 1957 0.1303 0.1040 1958 0.0510 0.0712 1959 0.1397 0.0195 1960 -0.2281 -0.0064 1961 0.0048 0.0224 1962 0.0005 -0.0261 1963 0.1950 -0.0047 1964 -0.1025 -0.0505 1965 -0.1213 -0.0679 1966 -0.2243 -0.1675 1967 -0.0866 -0.1890 1968 -0.3029 -0.1931 1969 -0.2100 -0.1701 1970 -0.1419 -0.2140 1971 -0.1091 -0.1056 1972 -0.3061 -0.0251 1973 0.2392 -0.0361 1974 0.1922 -0.0635 1975 -0.1968 0.0720 1976 -0.2458 -0.0703 1977 0.3712 -0.2189 1978 -0.4724 -0.1294 1979 -0.5506 0.0533 1980 0.2505 -0.0832 1981 0.6678 0.0145 1982 -0.3111 0.1346 1983 0.0158 0.0141 1984 0.0502 0.0332 1985 -0.3522 0.2575 1986 0.7631 0.3305 1987 0.8107 0.3028 1988 0.3808 0.5546 1989 -0.0886 0.5411 1990 0.9069 0.4490 1991 0.6957 0.2997 1992 0.3501 0.4229 1993 -0.3658 0.3253 1994 0.5278 0.1756 1995 0.4189 0.1352 1996 -0.0530 0.4723 1997 0.1482 0.5837 1998 1.3196 0.6421 1999 1.0846 0.8407 2000 0.7112 0.9485 2001 0.9398 0.8263 2002 0.6874 0.7336 2003 0.7085 0.7740 2004 0.6210 0.8457 2005 0.9132 0.8963 2006 1.2985 0.7878 2007 0.9403 0.7057 2008 0.1659 0.6409 2009 0.2108 0.5165 2010 0.5891 0.7032 2011 0.6764 0.7127 2012 1.8737 0.7303 2013 0.2133 * 2014 0.2989 *