Residential Energy Demand Temperature Index (REDTI)
Move mouse towards an axis until highlighted. Left-click mouse to pan. Shift key + left-click to zoom.
| Year | REDTI | Degree Days |
|---|---|---|
| 1896 | 72.5 | 4190.7 |
| 1897 | 62.4 | 4078.0 |
| 1898 | 44.2 | 3875.9 |
| 1899 | 92.5 | 4412.3 |
| 1900 | 55.4 | 3999.5 |
| 1901 | 55.2 | 3997.3 |
| 1902 | 71.9 | 4183.5 |
| 1903 | 44.5 | 3878.9 |
| 1904 | 90.7 | 4392.3 |
| 1905 | 84.5 | 4323.2 |
| 1906 | 60.8 | 4060.5 |
| 1907 | 45.5 | 3890.2 |
| 1908 | 53.0 | 3973.6 |
| 1909 | 40.9 | 3838.8 |
| 1910 | 58.4 | 4033.0 |
| 1911 | 54.5 | 3989.5 |
| 1912 | 99.6 | 4491.5 |
| 1913 | 46.9 | 3905.1 |
| 1914 | 49.1 | 3930.1 |
| 1915 | 68.9 | 4150.3 |
| 1916 | 58.1 | 4030.3 |
| 1917 | 79.0 | 4262.4 |
| 1918 | 95.6 | 4447.0 |
| 1919 | 36.2 | 3786.3 |
| 1920 | 79.3 | 4265.6 |
| 1921 | 21.5 | 3622.4 |
| 1922 | 50.6 | 3946.9 |
| 1923 | 55.6 | 4002.4 |
| 1924 | 57.1 | 4019.2 |
| 1925 | 45.1 | 3885.9 |
| 1926 | 74.1 | 4208.2 |
| 1927 | 47.4 | 3910.9 |
| 1928 | 41.9 | 3849.7 |
| 1929 | 58.1 | 4029.7 |
| 1930 | 56.8 | 4015.5 |
| 1931 | 52.9 | 3972.7 |
| 1932 | 19.6 | 3601.6 |
| 1933 | 52.9 | 3971.9 |
| 1934 | 57.8 | 4026.8 |
| 1935 | 44.0 | 3873.4 |
| 1936 | 84.0 | 4317.9 |
| 1937 | 61.9 | 4072.0 |
| 1938 | 43.9 | 3871.9 |
| 1939 | 42.3 | 3853.8 |
| 1940 | 73.9 | 4206.0 |
| 1941 | 60.0 | 4051.0 |
| 1942 | 47.9 | 3917.0 |
| 1943 | 57.2 | 4020.1 |
| 1944 | 61.6 | 4069.3 |
| 1945 | 53.5 | 3979.2 |
| 1946 | 47.2 | 3908.2 |
| 1947 | 52.9 | 3972.5 |
| 1948 | 74.9 | 4217.1 |
| 1949 | 44.7 | 3880.5 |
| 1950 | 38.4 | 3810.9 |
| 1951 | 54.2 | 3987.1 |
| 1952 | 54.1 | 3985.9 |
| 1953 | 32.9 | 3749.9 |
| 1954 | 28.9 | 3705.0 |
| 1955 | 52.5 | 3968.1 |
| 1956 | 64.3 | 4099.5 |
| 1957 | 37.2 | 3797.0 |
| 1958 | 65.3 | 4110.5 |
| 1959 | 63.4 | 4089.1 |
| 1960 | 72.4 | 4188.6 |
| 1961 | 58.6 | 4035.1 |
| 1962 | 68.5 | 4145.6 |
| 1963 | 77.7 | 4247.8 |
| 1964 | 63.6 | 4091.2 |
| 1965 | 67.3 | 4132.3 |
| 1966 | 55.0 | 3995.4 |
| 1967 | 52.3 | 3965.2 |
| 1968 | 66.0 | 4118.3 |
| 1969 | 75.3 | 4221.6 |
| 1970 | 82.5 | 4301.9 |
| 1971 | 64.4 | 4100.6 |
| 1972 | 45.7 | 3892.1 |
| 1973 | 60.1 | 4052.3 |
| 1974 | 37.3 | 3798.2 |
| 1975 | 52.4 | 3966.2 |
| 1976 | 32.1 | 3740.3 |
| 1977 | 100.0 | 4496.1 |
| 1978 | 90.1 | 4385.6 |
| 1979 | 86.2 | 4342.7 |
| 1980 | 58.2 | 4030.8 |
| 1981 | 60.8 | 4060.3 |
| 1982 | 74.6 | 4214.0 |
| 1983 | 31.0 | 3729.1 |
| 1984 | 71.3 | 4177.2 |
| 1985 | 57.3 | 4021.5 |
| 1986 | 47.9 | 3916.5 |
| 1987 | 45.8 | 3893.3 |
| 1988 | 59.9 | 4049.8 |
| 1989 | 55.0 | 3995.4 |
| 1990 | 43.8 | 3870.6 |
| 1991 | 29.8 | 3715.1 |
| 1992 | 32.8 | 3748.5 |
| 1993 | 64.2 | 4097.4 |
| 1994 | 70.5 | 4168.4 |
| 1995 | 28.6 | 3701.7 |
| 1996 | 69.5 | 4157.2 |
| 1997 | 45.7 | 3891.6 |
| 1998 | 28.8 | 3703.6 |
| 1999 | 26.4 | 3677.1 |
| 2000 | 16.1 | 3563.2 |
| 2001 | 74.9 | 4217.0 |
| 2002 | 13.0 | 3528.7 |
| 2003 | 64.5 | 4101.4 |
| 2004 | 43.7 | 3869.3 |
| 2005 | 36.8 | 3793.2 |
| 2006 | 22.2 | 3630.9 |
| 2007 | 33.4 | 3754.8 |
| 2008 | 44.5 | 3879.2 |
| 2009 | 55.0 | 3995.7 |
| 2010 | 57.8 | 4026.5 |
| 2011 | 61.6 | 4068.9 |
| 2012 | 0.0 | 3383.7 |
| 2013 | 43.5 | 3867.6 |


