Contiguous 48 U.S. Surface Air Temperature Anomaly (C) ------------------------------------------------------ year Annual_Mean 5-year_Mean --------------------------------- 1880 -0.4009 * 1881 0.1300 * 1882 0.0419 -0.3133 1883 -0.7756 -0.3544 1884 -0.5617 -0.4684 1885 -0.6066 -0.5115 1886 -0.4402 -0.4435 1887 -0.1734 -0.2841 1888 -0.4357 -0.1462 1889 0.2356 -0.1189 1890 0.0825 -0.1812 1891 -0.3033 -0.2225 1892 -0.4852 -0.2403 1893 -0.6421 -0.3904 1894 0.1464 -0.2875 1895 -0.6680 -0.2036 1896 0.2116 -0.0972 1897 -0.0659 -0.1974 1898 -0.1101 0.0573 1899 -0.3545 0.0306 1900 0.6052 0.0364 1901 0.0781 -0.0580 1902 -0.0368 -0.0601 1903 -0.5822 -0.2610 1904 -0.3646 -0.2737 1905 -0.3996 -0.2964 1906 0.0148 -0.1450 1907 -0.1503 -0.1126 1908 0.1745 0.0395 1909 -0.2024 0.0679 1910 0.3611 -0.0755 1911 0.1565 -0.1315 1912 -0.8672 -0.0794 1913 -0.1054 -0.1816 1914 0.0579 -0.3108 1915 -0.1499 -0.3306 1916 -0.4896 -0.3000 1917 -0.9662 -0.3365 1918 0.0478 -0.3869 1919 -0.1244 -0.0650 1920 -0.4023 0.1594 1921 1.1201 0.1353 1922 0.1559 0.0267 1923 -0.0728 0.1849 1924 -0.6672 -0.0284 1925 0.3886 -0.0210 1926 0.0536 0.0069 1927 0.1926 0.0348 1928 0.0669 -0.0184 1929 -0.5277 0.1706 1930 0.1224 0.1282 1931 0.9987 0.2478 1932 -0.0191 0.5982 1933 0.6648 0.5802 1934 1.2241 0.4137 1935 0.0323 0.3899 1936 0.1662 0.4116 1937 -0.1377 0.3251 1938 0.7733 0.3230 1939 0.7915 0.3928 1940 0.0217 0.4272 1941 0.5153 0.2996 1942 0.0341 0.1505 1943 0.1355 0.1380 1944 0.0459 0.1611 1945 -0.0409 0.1637 1946 0.6307 0.1158 1947 0.0472 0.1379 1948 -0.1037 0.0970 1949 0.1563 -0.1096 1950 -0.2455 -0.0659 1951 -0.4025 0.1263 1952 0.2660 0.2565 1953 0.8574 0.2927 1954 0.8071 0.4250 1955 -0.0644 0.3969 1956 0.2588 0.2347 1957 0.1254 0.1001 1958 0.0464 0.0662 1959 0.1343 0.0143 1960 -0.2340 -0.0119 1961 -0.0007 0.0176 1962 -0.0055 -0.0288 1963 0.1938 -0.0068 1964 -0.0974 -0.0530 1965 -0.1242 -0.0699 1966 -0.2318 -0.1692 1967 -0.0897 -0.1908 1968 -0.3030 -0.1937 1969 -0.2055 -0.1685 1970 -0.1383 -0.2118 1971 -0.1061 -0.1026 1972 -0.3059 -0.0227 1973 0.2427 -0.0347 1974 0.1941 -0.0618 1975 -0.1983 0.0748 1976 -0.2416 -0.0680 1977 0.3771 -0.2154 1978 -0.4714 -0.1239 1979 -0.5428 0.0590 1980 0.2592 -0.0777 1981 0.6730 0.0198 1982 -0.3064 0.1385 1983 0.0162 0.0148 1984 0.0503 0.0324 1985 -0.3590 0.2552 1986 0.7608 0.3272 1987 0.8076 0.2998 1988 0.3761 0.5535 1989 -0.0866 0.5418 1990 0.9098 0.4511 1991 0.7020 0.3040 1992 0.3543 0.4286 1993 -0.3595 0.3336 1994 0.5366 0.1853 1995 0.4345 0.1478 1996 -0.0396 0.4878 1997 0.1669 0.6016 1998 1.3408 0.6622 1999 1.1053 0.8648 2000 0.7374 0.9754 2001 0.9737 0.8545 2002 0.7196 0.7641 2003 0.7363 0.8061 2004 0.6536 0.8777 2005 0.9472 0.9290 2006 1.3320 0.8212 2007 0.9759 0.7378 2008 0.1975 0.6731 2009 0.2366 0.5483 2010 0.6234 0.7336 2011 0.7082 0.7416 2012 1.9021 0.7571 2013 0.2379 0.9040 2014 0.3140 1.0995 2015 1.3577 * 2016 1.6856 *