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Residential Energy Demand Temperature Index (REDTI)

Data Access

U.S. Climate RegionsU.S. Climate Regions
U.S. Census DivisionsU.S. Census Divisions
NWS RegionsNWS Regions

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Download: xml csv json
Year REDTI Degree
Days
1895 13.2 243.1
1896 47.3 277.6
1897 22.4 252.4
1898 48.8 279.1
1899 64.3 294.7
1900 18.7 248.7
1901 33.4 263.5
1902 53.3 283.6
1903 9.5 239.4
1904 11.2 241.1
1905 61.4 291.8
1906 35.2 265.4
1907 85.9 316.6
1908 43.1 273.3
1909 49.9 280.2
1910 42.8 273.0
1911 16.7 246.7
1912 31.0 261.1
1913 32.6 262.7
1914 10.9 240.8
1915 75.3 305.9
1916 47.7 278.0
1917 100.0 330.8
1918 24.1 254.1
1919 24.4 254.4
1920 55.9 286.3
1921 25.7 255.8
1922 17.0 247.0
1923 38.4 268.6
1924 62.1 292.5
1925 49.7 280.0
1926 20.6 250.6
1927 68.4 298.9
1928 19.5 249.5
1929 39.0 269.2
1930 33.2 263.3
1931 11.4 241.3
1932 17.7 247.7
1933 58.1 288.5
1934 0.0 229.8
1935 71.8 302.3
1936 2.9 232.7
1937 17.8 247.8
1938 39.4 269.6
1939 10.3 240.2
1940 19.9 249.9
1941 6.4 236.3
1942 19.8 249.8
1943 44.2 274.4
1944 4.6 234.4
1945 56.9 287.3
1946 41.4 271.6
1947 39.3 269.5
1948 52.9 283.2
1949 23.5 253.5
1950 52.1 282.4
1951 15.0 244.9
1952 34.2 264.3
1953 49.9 280.2
1954 42.5 272.7
1955 28.7 258.8
1956 55.9 286.3
1957 31.8 261.9
1958 27.9 258.0
1959 27.6 257.7
1960 22.9 252.9
1961 57.5 287.9
1962 47.1 277.4
1963 41.9 272.1
1964 23.3 253.3
1965 24.0 254.0
1966 51.9 282.2
1967 83.0 313.6
1968 52.5 282.8
1969 11.9 241.8
1970 8.0 237.9
1971 50.0 280.3
1972 8.8 238.7
1973 40.2 270.4
1974 57.1 287.5
1975 18.9 248.9
1976 26.8 256.9
1977 26.2 256.3
1978 35.5 265.7
1979 12.7 242.6
1980 23.2 253.2
1981 24.0 254.0
1982 12.8 242.7
1983 43.0 273.2
1984 45.1 275.4
1985 14.7 244.6
1986 11.4 241.3
1987 14.7 244.6
1988 6.4 236.3
1989 35.0 265.2
1990 53.9 284.2
1991 30.2 260.3
1992 7.9 237.8
1993 0.5 230.3
1994 31.1 261.2
1995 52.5 282.8
1996 65.0 295.5
1997 55.0 285.4
1998 35.6 265.8
1999 19.9 249.9
2000 31.1 261.2
2001 11.2 241.1
2002 53.5 283.8
2003 53.2 283.5
2004 21.3 251.3
2005 43.3 273.5
2006 21.3 251.3
2007 4.8 234.6
2008 50.4 280.7
2009 23.5 253.5
2010 38.1 268.3
2011 32.7 262.8
2012 21.7 251.7
2013 3.9 233.7
2014 8.6 238.5
2015 12.4 242.3
2016 15.9 245.9
2017 28.3 258.4