Contiguous 48 U.S. Surface Air Temperature Anomaly (C) ------------------------------------------------------ year Annual_Mean 5-year_Mean --------------------------------- 1880 -0.3970 * 1881 0.1358 * 1882 0.0541 -0.3036 1883 -0.7622 -0.3430 1884 -0.5488 -0.4621 1885 -0.5941 -0.5106 1886 -0.4595 -0.4422 1887 -0.1883 -0.2853 1888 -0.4203 -0.1491 1889 0.2357 -0.1197 1890 0.0871 -0.1863 1891 -0.3129 -0.2306 1892 -0.5212 -0.2500 1893 -0.6419 -0.4029 1894 0.1388 -0.3007 1895 -0.6775 -0.2116 1896 0.1981 -0.1068 1897 -0.0757 -0.2084 1898 -0.1179 0.0450 1899 -0.3688 0.0195 1900 0.5893 0.0229 1901 0.0706 -0.0743 1902 -0.0586 -0.0774 1903 -0.6039 -0.2803 1904 -0.3845 -0.2964 1905 -0.4250 -0.3199 1906 -0.0099 -0.1684 1907 -0.1761 -0.1345 1908 0.1533 0.0200 1909 -0.2146 0.0509 1910 0.3474 -0.0886 1911 0.1443 -0.1428 1912 -0.8732 -0.0908 1913 -0.1177 -0.1936 1914 0.0453 -0.3226 1915 -0.1665 -0.3443 1916 -0.5010 -0.3138 1917 -0.9814 -0.3508 1918 0.0347 -0.4009 1919 -0.1398 -0.0798 1920 -0.4170 0.1443 1921 1.1047 0.1197 1922 0.1391 0.0107 1923 -0.0883 0.1677 1924 -0.6852 -0.0458 1925 0.3683 -0.0384 1926 0.0371 -0.0104 1927 0.1759 0.0180 1928 0.0517 -0.0336 1929 -0.5430 0.1558 1930 0.1102 0.1145 1931 0.9840 0.2353 1932 -0.0306 0.5863 1933 0.6560 0.5679 1934 1.2119 0.4019 1935 0.0183 0.3782 1936 0.1538 0.4012 1937 -0.1488 0.3152 1938 0.7707 0.3146 1939 0.7818 0.3865 1940 0.0155 0.4225 1941 0.5132 0.2951 1942 0.0312 0.1473 1943 0.1336 0.1357 1944 0.0428 0.1585 1945 -0.0424 0.1610 1946 0.6275 0.1119 1947 0.0436 0.1330 1948 -0.1121 0.0909 1949 0.1483 -0.1161 1950 -0.2528 -0.0729 1951 -0.4076 0.1195 1952 0.2596 0.2502 1953 0.8501 0.2867 1954 0.8016 0.4192 1955 -0.0700 0.3923 1956 0.2548 0.2314 1957 0.1249 0.0985 1958 0.0458 0.0666 1959 0.1370 0.0162 1960 -0.2293 -0.0092 1961 0.0028 0.0207 1962 -0.0022 -0.0261 1963 0.1951 -0.0036 1964 -0.0968 -0.0488 1965 -0.1168 -0.0649 1966 -0.2234 -0.1639 1967 -0.0828 -0.1857 1968 -0.2998 -0.1907 1969 -0.2055 -0.1676 1970 -0.1419 -0.2125 1971 -0.1079 -0.1036 1972 -0.3073 -0.0236 1973 0.2444 -0.0344 1974 0.1947 -0.0608 1975 -0.1958 0.0764 1976 -0.2400 -0.0666 1977 0.3785 -0.2151 1978 -0.4704 -0.1249 1979 -0.5477 0.0577 1980 0.2550 -0.0783 1981 0.6730 0.0206 1982 -0.3016 0.1417 1983 0.0245 0.0202 1984 0.0574 0.0390 1985 -0.3524 0.2624 1986 0.7672 0.3348 1987 0.8155 0.3077 1988 0.3865 0.5616 1989 -0.0781 0.5500 1990 0.9168 0.4595 1991 0.7094 0.3121 1992 0.3630 0.4367 1993 -0.3505 0.3406 1994 0.5447 0.1924 1995 0.4363 0.1532 1996 -0.0317 0.4912 1997 0.1672 0.6032 1998 1.3397 0.6622 1999 1.1045 0.8623 2000 0.7311 0.9714 2001 0.9692 0.8506 2002 0.7125 0.7600 2003 0.7356 0.8021 2004 0.6518 0.8733 2005 0.9412 0.9232 2006 1.3252 0.8147 2007 0.9623 0.7294 2008 0.1929 0.6645 2009 0.2256 0.5401 2010 0.6163 0.7280 2011 0.7032 0.7376 2012 1.9020 0.7561 2013 0.2410 0.9038 2014 0.3178 1.0993 2015 1.3552 1.0062 2016 1.6805 * 2017 1.4363 *