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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 69.9 608.6
1896 57.1 575.4
1897 63.5 591.8
1898 86.9 652.5
1899 38.5 527.0
1900 48.7 553.5
1901 83.0 642.4
1902 25.8 494.3
1903 82.8 642.0
1904 62.6 589.6
1905 64.6 594.8
1906 68.8 605.6
1907 72.6 615.4
1908 53.2 565.1
1909 23.6 488.4
1910 83.8 644.5
1911 95.8 675.5
1912 56.2 572.9
1913 32.4 511.2
1914 51.7 561.3
1915 46.5 547.8
1916 67.6 602.6
1917 67.5 602.3
1918 63.0 590.6
1919 68.9 606.0
1920 77.4 627.9
1921 51.1 559.7
1922 55.3 570.7
1923 57.2 575.5
1924 54.6 568.8
1925 76.3 625.1
1926 72.4 614.9
1927 26.7 496.6
1928 55.1 570.2
1929 78.5 630.8
1930 57.4 576.2
1931 19.9 478.8
1932 74.7 620.8
1933 66.9 600.7
1934 29.4 503.4
1935 60.6 584.5
1936 80.4 635.7
1937 71.7 613.1
1938 55.9 572.1
1939 66.6 600.0
1940 73.0 616.4
1941 43.4 539.9
1942 44.9 543.8
1943 72.2 614.4
1944 57.1 575.4
1945 49.6 555.9
1946 42.9 538.5
1947 91.5 664.4
1948 38.7 527.6
1949 43.4 539.9
1950 67.7 602.7
1951 97.3 679.4
1952 61.2 586.0
1953 42.1 536.5
1954 51.9 561.8
1955 81.4 638.2
1956 60.1 583.1
1957 59.8 582.2
1958 40.1 531.3
1959 78.9 631.9
1960 46.3 547.2
1961 56.3 573.2
1962 60.3 583.6
1963 31.7 509.5
1964 41.1 533.8
1965 40.3 531.7
1966 39.7 530.2
1967 72.6 615.6
1968 58.3 578.5
1969 63.5 591.8
1970 54.8 569.3
1971 60.8 585.0
1972 83.5 643.7
1973 42.6 537.6
1974 49.1 554.6
1975 27.4 498.4
1976 100.0 686.5
1977 37.3 523.9
1978 48.8 553.7
1979 51.4 560.4
1980 62.0 588.1
1981 39.0 528.5
1982 46.5 547.9
1983 41.7 535.5
1984 61.8 587.5
1985 45.3 544.8
1986 61.3 586.2
1987 33.9 515.2
1988 40.8 533.1
1989 50.8 558.9
1990 22.1 484.5
1991 66.4 599.3
1992 60.8 585.0
1993 66.1 598.6
1994 34.4 516.5
1995 70.6 610.4
1996 82.3 640.5
1997 68.4 604.7
1998 31.2 508.2
1999 2.9 434.7
2000 75.0 621.8
2001 0.0 427.3
2002 56.4 573.5
2003 30.9 507.4
2004 32.8 512.4
2005 24.3 490.2
2006 23.1 487.3
2007 42.9 538.6
2008 46.0 546.5
2009 13.9 463.3
2010 43.5 540.1
2011 24.2 490.0
2012 49.4 555.3
2013 63.5 592.0
2014 78.0 629.5
2015 18.5 475.3
2016 7.2 446.0
2017 36.6 522.2
2018 72.0 613.8