Contiguous 48 U.S. Surface Air Temperature Anomaly (C) ------------------------------------------------------ year Annual_Mean 5-year_Mean --------------------------------- 1880 -0.4680 * 1881 0.0597 * 1882 -0.0147 -0.3713 1883 -0.8249 -0.4088 1884 -0.6086 -0.5187 1885 -0.6555 -0.5658 1886 -0.4897 -0.4957 1887 -0.2503 -0.3362 1888 -0.4746 -0.1936 1889 0.1892 -0.1668 1890 0.0575 -0.2229 1891 -0.3556 -0.2614 1892 -0.5308 -0.2766 1893 -0.6674 -0.4282 1894 0.1134 -0.3226 1895 -0.7007 -0.2317 1896 0.1726 -0.1261 1897 -0.0765 -0.2256 1898 -0.1395 0.0323 1899 -0.3838 0.0129 1900 0.5885 0.0178 1901 0.0758 -0.0717 1902 -0.0518 -0.0687 1903 -0.5874 -0.2711 1904 -0.3685 -0.2883 1905 -0.4236 -0.3126 1906 -0.0104 -0.1637 1907 -0.1729 -0.1323 1908 0.1567 0.0224 1909 -0.2114 0.0531 1910 0.3499 -0.0875 1911 0.1431 -0.1441 1912 -0.8756 -0.0942 1913 -0.1263 -0.1972 1914 0.0378 -0.3267 1915 -0.1650 -0.3467 1916 -0.5044 -0.3142 1917 -0.9757 -0.3502 1918 0.0364 -0.4024 1919 -0.1421 -0.0823 1920 -0.4262 0.1402 1921 1.0959 0.1156 1922 0.1368 0.0080 1923 -0.0865 0.1699 1924 -0.6799 -0.0401 1925 0.3831 -0.0305 1926 0.0462 -0.0012 1927 0.1846 0.0269 1928 0.0600 -0.0277 1929 -0.5394 0.1607 1930 0.1101 0.1186 1931 0.9882 0.2380 1932 -0.0257 0.5886 1933 0.6567 0.5710 1934 1.2137 0.4041 1935 0.0220 0.3808 1936 0.1539 0.4028 1937 -0.1425 0.3179 1938 0.7670 0.3171 1939 0.7891 0.3893 1940 0.0182 0.4245 1941 0.5148 0.2974 1942 0.0332 0.1477 1943 0.1318 0.1355 1944 0.0407 0.1588 1945 -0.0431 0.1617 1946 0.6314 0.1143 1947 0.0478 0.1378 1948 -0.1054 0.0971 1949 0.1582 -0.1100 1950 -0.2463 -0.0669 1951 -0.4041 0.1255 1952 0.2631 0.2551 1953 0.8567 0.2916 1954 0.8059 0.4248 1955 -0.0638 0.3983 1956 0.2619 0.2374 1957 0.1309 0.1039 1958 0.0519 0.0707 1959 0.1387 0.0185 1960 -0.2300 -0.0085 1961 0.0009 0.0198 1962 -0.0038 -0.0281 1963 0.1934 -0.0064 1964 -0.1012 -0.0518 1965 -0.1211 -0.0683 1966 -0.2264 -0.1672 1967 -0.0863 -0.1887 1968 -0.3012 -0.1928 1969 -0.2087 -0.1691 1970 -0.1412 -0.2130 1971 -0.1080 -0.1042 1972 -0.3057 -0.0239 1973 0.2426 -0.0349 1974 0.1930 -0.0618 1975 -0.1962 0.0740 1976 -0.2425 -0.0690 1977 0.3732 -0.2179 1978 -0.4725 -0.1285 1979 -0.5516 0.0540 1980 0.2509 -0.0824 1981 0.6700 0.0154 1982 -0.3088 0.1359 1983 0.0165 0.0135 1984 0.0508 0.0312 1985 -0.3608 0.2544 1986 0.7582 0.3270 1987 0.8072 0.2997 1988 0.3794 0.5535 1989 -0.0857 0.5423 1990 0.9086 0.4511 1991 0.7018 0.3026 1992 0.3514 0.4279 1993 -0.3632 0.3333 1994 0.5411 0.1848 1995 0.4352 0.1474 1996 -0.0407 0.4878 1997 0.1648 0.5997 1998 1.3385 0.6590 1999 1.1007 0.8608 2000 0.7318 0.9707 2001 0.9684 0.8497 2002 0.7140 0.7592 2003 0.7337 0.8008 2004 0.6480 0.8724 2005 0.9400 0.9233 2006 1.3263 0.8169 2007 0.9687 0.7362 2008 0.2013 0.6724 2009 0.2448 0.5483 2010 0.6211 0.7355 2011 0.7058 0.7441 2012 1.9045 0.7583 2013 0.2441 * 2014 0.3158 *