Contiguous 48 U.S. Surface Air Temperature Anomaly (C) ------------------------------------------------------ year Annual_Mean 5-year_Mean --------------------------------- 1880 -0.4366 * 1881 0.0963 * 1882 0.0104 -0.3432 1883 -0.7984 -0.3819 1884 -0.5875 -0.4991 1885 -0.6304 -0.5493 1886 -0.4895 -0.4856 1887 -0.2409 -0.3302 1888 -0.4797 -0.1941 1889 0.1897 -0.1660 1890 0.0501 -0.2216 1891 -0.3491 -0.2550 1892 -0.5189 -0.2652 1893 -0.6470 -0.4110 1894 0.1389 -0.3006 1895 -0.6791 -0.2126 1896 0.2029 -0.1074 1897 -0.0787 -0.2072 1898 -0.1209 0.0476 1899 -0.3603 0.0223 1900 0.5952 0.0291 1901 0.0761 -0.0638 1902 -0.0447 -0.0644 1903 -0.5853 -0.2631 1904 -0.3632 -0.2746 1905 -0.3986 -0.2929 1906 0.0186 -0.1377 1907 -0.1360 -0.1011 1908 0.1909 0.0542 1909 -0.1803 0.0856 1910 0.3778 -0.0576 1911 0.1755 -0.1148 1912 -0.8521 -0.0649 1913 -0.0949 -0.1681 1914 0.0690 -0.2994 1915 -0.1382 -0.3200 1916 -0.4806 -0.2897 1917 -0.9554 -0.3274 1918 0.0566 -0.3796 1919 -0.1192 -0.0595 1920 -0.3995 0.1632 1921 1.1199 0.1384 1922 0.1581 0.0291 1923 -0.0674 0.1875 1924 -0.6654 -0.0250 1925 0.3924 -0.0180 1926 0.0572 0.0084 1927 0.1930 0.0349 1928 0.0648 -0.0212 1929 -0.5328 0.1658 1930 0.1118 0.1231 1931 0.9923 0.2425 1932 -0.0208 0.5924 1933 0.6618 0.5745 1934 1.2167 0.4070 1935 0.0225 0.3816 1936 0.1547 0.4022 1937 -0.1477 0.3159 1938 0.7648 0.3149 1939 0.7854 0.3865 1940 0.0174 0.4227 1941 0.5125 0.2967 1942 0.0336 0.1487 1943 0.1345 0.1371 1944 0.0454 0.1607 1945 -0.0406 0.1625 1946 0.6307 0.1135 1947 0.0424 0.1351 1948 -0.1106 0.0937 1949 0.1536 -0.1138 1950 -0.2478 -0.0698 1951 -0.4067 0.1233 1952 0.2625 0.2538 1953 0.8548 0.2902 1954 0.8061 0.4233 1955 -0.0657 0.3958 1956 0.2589 0.2341 1957 0.1250 0.1000 1958 0.0460 0.0663 1959 0.1360 0.0145 1960 -0.2344 -0.0118 1961 -0.0002 0.0175 1962 -0.0063 -0.0296 1963 0.1922 -0.0071 1964 -0.0994 -0.0520 1965 -0.1220 -0.0672 1966 -0.2243 -0.1657 1967 -0.0827 -0.1870 1968 -0.2999 -0.1906 1969 -0.2059 -0.1671 1970 -0.1402 -0.2115 1971 -0.1069 -0.1029 1972 -0.3048 -0.0228 1973 0.2434 -0.0341 1974 0.1943 -0.0610 1975 -0.1963 0.0752 1976 -0.2416 -0.0673 1977 0.3764 -0.2154 1978 -0.4691 -0.1249 1979 -0.5466 0.0584 1980 0.2563 -0.0765 1981 0.6751 0.0225 1982 -0.2983 0.1432 1983 0.0258 0.0217 1984 0.0573 0.0397 1985 -0.3515 0.2611 1986 0.7650 0.3316 1987 0.8090 0.3031 1988 0.3782 0.5551 1989 -0.0851 0.5426 1990 0.9086 0.4514 1991 0.7021 0.3037 1992 0.3534 0.4292 1993 -0.3603 0.3350 1994 0.5424 0.1876 1995 0.4372 0.1511 1996 -0.0345 0.4920 1997 0.1708 0.6051 1998 1.3439 0.6662 1999 1.1082 0.8689 2000 0.7426 0.9796 2001 0.9788 0.8594 2002 0.7244 0.7690 2003 0.7428 0.8095 2004 0.6565 0.8796 2005 0.9451 0.9302 2006 1.3291 0.8230 2007 0.9776 0.7405 2008 0.2065 0.6772 2009 0.2443 0.5539 2010 0.6286 0.7398 2011 0.7125 0.7482 2012 1.9070 0.7635 2013 0.2484 0.9109 2014 0.3208 * 2015 1.3656 *