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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 36.1 372.4
1896 24.9 350.9
1897 42.3 384.3
1898 60.3 419.0
1899 36.6 373.4
1900 42.1 383.9
1901 67.5 433.0
1902 53.7 406.4
1903 47.8 394.9
1904 80.7 458.3
1905 48.1 395.5
1906 30.0 360.6
1907 100.0 495.5
1908 41.3 382.5
1909 60.6 419.6
1910 14.3 330.5
1911 72.0 441.6
1912 50.9 401.0
1913 36.8 373.7
1914 49.4 398.0
1915 0.6 304.1
1916 52.3 403.7
1917 64.4 427.0
1918 61.0 420.3
1919 44.3 388.3
1920 85.8 468.1
1921 16.4 334.5
1922 49.0 397.2
1923 58.4 415.3
1924 54.6 408.0
1925 18.4 338.4
1926 71.4 440.5
1927 53.8 406.5
1928 74.5 446.3
1929 43.9 387.5
1930 33.1 366.6
1931 35.4 371.0
1932 51.6 402.3
1933 51.1 401.4
1934 31.2 363.0
1935 63.1 424.5
1936 65.1 428.3
1937 56.9 412.4
1938 28.1 357.1
1939 57.1 412.8
1940 64.2 426.5
1941 12.1 326.2
1942 14.3 330.4
1943 61.8 422.0
1944 73.1 443.7
1945 30.5 361.6
1946 30.2 361.1
1947 45.2 389.9
1948 29.2 359.2
1949 37.9 375.8
1950 75.4 448.1
1951 50.4 400.0
1952 28.1 357.0
1953 62.8 423.9
1954 15.5 332.7
1955 20.0 341.5
1956 65.2 428.4
1957 31.2 363.0
1958 37.3 374.7
1959 26.2 353.3
1960 16.1 334.0
1961 75.3 447.9
1962 39.4 378.8
1963 42.7 385.2
1964 46.7 392.8
1965 55.1 409.1
1966 58.9 416.3
1967 59.5 417.5
1968 30.8 362.3
1969 27.7 356.2
1970 50.1 399.4
1971 57.4 413.4
1972 63.2 424.6
1973 46.7 392.8
1974 28.0 356.8
1975 94.9 485.6
1976 26.8 354.6
1977 7.5 317.4
1978 47.0 393.5
1979 53.8 406.6
1980 36.8 373.8
1981 10.8 323.7
1982 73.8 445.1
1983 75.3 447.9
1984 53.6 406.2
1985 3.4 309.5
1986 18.4 338.4
1987 17.9 337.4
1988 38.9 377.9
1989 40.4 380.7
1990 27.0 354.9
1991 20.4 342.1
1992 36.3 372.9
1993 46.8 393.1
1994 18.3 338.2
1995 54.9 408.7
1996 43.8 387.3
1997 64.7 427.5
1998 31.1 362.8
1999 35.3 370.8
2000 34.0 368.4
2001 22.8 346.8
2002 21.3 343.9
2003 43.0 385.8
2004 17.3 336.3
2005 17.7 337.0
2006 13.3 328.5
2007 48.6 396.5
2008 27.8 356.5
2009 31.5 363.6
2010 2.4 307.5
2011 33.4 367.2
2012 19.5 340.4
2013 41.0 381.9
2014 31.1 362.8
2015 26.5 353.9
2016 26.5 353.9
2017 0.0 302.9
2018 75.4 448.2
2019 15.0 331.8