Contiguous 48 U.S. Surface Air Temperature Anomaly (C) ------------------------------------------------------ year Annual_Mean 5-year_Mean --------------------------------- 1880 -0.4960 * 1881 0.0430 * 1882 -0.0345 -0.3935 1883 -0.8495 -0.4304 1884 -0.6303 -0.5382 1885 -0.6808 -0.5849 1886 -0.4960 -0.5115 1887 -0.2681 -0.3496 1888 -0.4825 -0.2021 1889 0.1793 -0.1711 1890 0.0569 -0.2220 1891 -0.3412 -0.2540 1892 -0.5227 -0.2607 1893 -0.6425 -0.4046 1894 0.1459 -0.2962 1895 -0.6627 -0.2041 1896 0.2010 -0.1003 1897 -0.0620 -0.2026 1898 -0.1239 0.0507 1899 -0.3654 0.0270 1900 0.6036 0.0316 1901 0.0827 -0.0578 1902 -0.0391 -0.0564 1903 -0.5710 -0.2595 1904 -0.3583 -0.2751 1905 -0.4116 -0.3000 1906 0.0045 -0.1511 1907 -0.1635 -0.1191 1908 0.1734 0.0355 1909 -0.1981 0.0653 1910 0.3611 -0.0756 1911 0.1536 -0.1332 1912 -0.8679 -0.0835 1913 -0.1145 -0.1864 1914 0.0504 -0.3155 1915 -0.1536 -0.3349 1916 -0.4917 -0.3025 1917 -0.9653 -0.3385 1918 0.0477 -0.3899 1919 -0.1298 -0.0694 1920 -0.4102 0.1536 1921 1.1108 0.1287 1922 0.1497 0.0213 1923 -0.0771 0.1808 1924 -0.6666 -0.0315 1925 0.3870 -0.0238 1926 0.0493 0.0050 1927 0.1886 0.0319 1928 0.0668 -0.0221 1929 -0.5321 0.1668 1930 0.1168 0.1254 1931 0.9940 0.2447 1932 -0.0187 0.5954 1933 0.6635 0.5776 1934 1.2212 0.4108 1935 0.0279 0.3873 1936 0.1600 0.4083 1937 -0.1361 0.3219 1938 0.7687 0.3204 1939 0.7892 0.3912 1940 0.0204 0.4258 1941 0.5140 0.2993 1942 0.0367 0.1505 1943 0.1361 0.1381 1944 0.0455 0.1606 1945 -0.0417 0.1620 1946 0.6264 0.1132 1947 0.0436 0.1346 1948 -0.1079 0.0928 1949 0.1524 -0.1140 1950 -0.2503 -0.0705 1951 -0.4077 0.1220 1952 0.2609 0.2522 1953 0.8545 0.2889 1954 0.8034 0.4224 1955 -0.0668 0.3955 1956 0.2600 0.2342 1957 0.1263 0.1011 1958 0.0483 0.0683 1959 0.1378 0.0166 1960 -0.2311 -0.0092 1961 0.0016 0.0198 1962 -0.0028 -0.0280 1963 0.1937 -0.0062 1964 -0.1013 -0.0519 1965 -0.1222 -0.0688 1966 -0.2271 -0.1677 1967 -0.0871 -0.1888 1968 -0.3010 -0.1921 1969 -0.2064 -0.1676 1970 -0.1389 -0.2105 1971 -0.1045 -0.1009 1972 -0.3017 -0.0209 1973 0.2468 -0.0324 1974 0.1939 -0.0597 1975 -0.1963 0.0759 1976 -0.2410 -0.0674 1977 0.3759 -0.2160 1978 -0.4693 -0.1267 1979 -0.5495 0.0552 1980 0.2506 -0.0825 1981 0.6683 0.0135 1982 -0.3124 0.1312 1983 0.0106 0.0067 1984 0.0391 0.0225 1985 -0.3720 0.2446 1986 0.7473 0.3162 1987 0.7978 0.2896 1988 0.3690 0.5427 1989 -0.0941 0.5314 1990 0.8937 0.4407 1991 0.6908 0.2925 1992 0.3442 0.4164 1993 -0.3722 0.3214 1994 0.5253 0.1718 1995 0.4188 0.1323 1996 -0.0570 0.4707 1997 0.1468 0.5825 1998 1.3198 0.6410 1999 1.0839 0.8420 2000 0.7113 0.9508 2001 0.9481 0.8292 2002 0.6910 0.7379 2003 0.7115 0.7789 2004 0.6278 0.8499 2005 0.9159 0.9003 2006 1.3031 0.7926 2007 0.9434 0.7111 2008 0.1726 0.6482 2009 0.2204 0.5250 2010 0.6015 0.7123 2011 0.6870 0.7212 2012 1.8798 0.7345 2013 0.2174 * 2014 0.2870 *