date! ,

Monthly Total Cooling Degree Days

(a vali)

Base Temperature = 65 F

File last updated on Apr 6, 2013
*** Note *** Provisional Data *** After Year/Month 201303
a = 1 day missing, b = 2 days missing, c = 3 days, ..etc..,
z = 26 or more days missing, A = Accumulations present
Long-term means based on columns; thus, the monthly row may not
sum (or average) to the long-term annual value.
Months with 5 missing days or less use mean for missing day(s)
Individual Months not used for annual or monthly statistics if more than 5 days are missing.
Individual Years not used for annual statistics if any month in that year has more than 5 days missing.
YEAR(S JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN
1893 0.00 j 0.00 0.00 a 0.00 c 0.50 161.79 b 134.52 c 71.82 a 27.50 0.00 0.00 a 0.00 396.12
1894 0.00 0.00 0.00 0.00 a 0.00 a 135.00 c 197.88 a 98.68 a 65.19 d 0.00 a 0.00 0.00 d 496.76
1895 0.00 0.00 0.00 0.00 18.50 6.00 l 77.00 34.50 25.00 0.00 0.00 0.00 155.00
1896 0.00 0.00 0.00 0.00 c 0.00 k 98.57 b 114.50 66.13 a 5.69 a 0.00 0.00 a 0.00 284.89
1897 0.00 a 0.00 0.00 0.00 3.50 45.00 154.00 23.00 72.00 3.50 0.00 0.00 301.00
1898 0.00 0.00 a 0.00 0.00 5.50 69.00 110.00 35.00 38.00 0.00 0.00 0.00 b 257.50
1899 0.00 a 0.00 0.00 0.00 1.00 33.00 121.00 45.00 1.50 0.00 0.00 c 0.00 a 201.50
1900 0.00 0.00 0.00 c 1.00 30.50 91.50 63.50 203.50 39.00 1.50 0.00 0.00 430.50
1901 0.00 0.00 0.00 0.00 12.50 62.00 197.50 87.50 10.56 c 0.00 0.00 0.00 370.06
1902 0.00 0.00 0.00 0.00 17.00 14.50 113.00 32.50 0.00 a 0.00 0.00 0.00 177.00
1903 0.00 0.00 0.00 0.00 11.00 24.00 50.00 19.50 0.00 a 0.00 a 0.00 a 0.00 a 104.50
1904 0.00 0.00 a 0.00 a 0.00 1.00 32.50 27.50 0.00 z 0.00 z 0.00 a 0.00 0.00 61.00
1905 0.00 0.00 0.00 0.00 0.00 19.50 73.00 77.50 15.50 0.00 b 0.00 0.00 185.50
1906 0.00 0.00 0.00 0.00 6.50 24.00 117.00 113.00 69.50 0.00 0.00 c 0.00 330.00
1907 0.00 0.00 0.00 0.00 b 0.00 68.00 86.50 53.50 6.00 0.00 f 0.00 0.00 214.00
1908 0.00 0.00 0.00 0.50 3.00 45.00 171.00 50.12 a 61.50 0.00 0.00 a 0.00 331.12
1909 0.00 0.00 0.00 0.00 c 5.00 79.50 121.00 148.50 15.50 9.00 0.00 0.00 378.50
1910 0.00 0.00 0.00 0.00 0.50 211.00 161.50 76.00 0.00 7.75 c 0.00 0.00 456.75
1911 0.00 0.00 0.00 0.00 29.28 d 135.00 130.50 45.50 1.00 0.00 0.00 0.00 341.28
1912 0.00 e 0.00 0.00 0.00 6.00 73.00 137.50 15.00 45.00 0.00 0.00 0.00 276.50
1913 0.00 0.00 0.00 0.00 20.00 129.00 65.50 110.50 33.50 0.00 0.00 0.00 358.50
1914 0.00 0.00 0.00 0.00 24.00 26.50 224.50 89.50 19.14 a 11.00 0.00 0.00 394.64
1915 0.00 a 0.00 0.00 0.00 0.00 15.50 43.00 79.05 a 38.00 0.00 0.00 0.00 175.55
1916 0.00 0.00 0.00 0.00 0.00 4.50 292.50 126.00 14.00 0.00 c 0.00 0.00 437.00
1917 0.00 0.00 0.00 0.00 7.23 a 38.50 195.62 b 51.00 l 16.50 0.00 0.00 0.00 257.85
1918 0.00 0.00 0.00 0.00 13.50 48.50 87.50 77.00 0.00 0.00 0.00 0.00 226.50
1919 0.00 0.00 0.00 0.00 33.50 134.50 163.50 46.50 21.50 0.00 0.00 0.00 399.50
1920 0.00 0.00 0.00 0.00 5.50 62.00 103.50 92.00 33.50 1.50 0.00 0.00 a 298.00
1921 0.00 0.00 0.00 a 0.00 z 0.00 z 0.00 z 256.78 a 92.50 31.00 0.00 0.00 f 0.00 c 380.28
1922 0.00 a 0.00 a 0.00 0.00 a 29.81 e 81.72 a 104.50 172.05 a 47.50 7.50 0.00 0.00 443.08
1923 0.00 a 0.00 a 0.00 0.00 27.50 158.00 205.24 b 33.50 25.00 2.07 a 0.00 0.00 451.31
1924 0.00 a 0.00 0.00 0.00 0.00 d 16.00 83.50 65.00 0.00 0.00 0.00 0.00 p 164.50
1925 0.00 h 0.00 0.00 0.00 20.50 63.00 119.00 141.00 30.00 0.00 0.00 b 0.00 a 373.50
1926 0.00 0.00 0.00 0.00 28.00 27.50 154.00 60.50 8.50 0.00 0.00 c 0.00 278.50
1927 0.00 0.00 0.00 0.00 0.00 60.00 82.00 26.50 64.00 0.00 0.00 0.00 d 232.50
1928 0.00 0.00 c 0.00 0.00 19.50 12.00 99.00 104.00 2.50 0.00 0.00 c 0.00 237.00
1929 0.00 0.00 0.00 a 0.00 23.50 73.50 216.00 130.00 54.44 c 0.00 0.00 0.00 497.44
1930 0.00 a 0.00 0.00 0.00 6.00 59.50 185.50 161.00 15.50 3.50 0.00 0.00 431.00
1931 0.00 0.00 0.00 0.00 17.50 150.00 190.00 70.50 79.00 0.00 0.00 0.00 507.00
1932 0.00 0.00 0.00 0.00 a 17.50 91.50 213.00 103.00 6.00 0.00 0.00 0.00 431.00
1933 0.00 0.00 0.00 0.00 4.00 221.00 241.00 102.50 27.86 b 0.00 0.00 0.00 596.36
1934 0.00 0.00 0.00 0.50 66.50 91.00 172.00 128.00 2.50 0.00 0.00 0.00 460.50
1935 0.00 0.00 0.00 0.00 a 0.00 a 17.00 266.00 171.00 14.50 0.00 0.00 0.00 468.50
1936 0.00 0.00 b 0.00 0.00 a 34.50 41.00 334.00 147.50 37.50 0.00 0.00 0.00 594.50
1937 0.00 0.00 0.00 0.00 17.00 58.50 203.00 233.00 25.50 0.00 0.00 0.00 537.00
1938 0.00 0.00 0.00 0.00 0.00 48.50 101.50 160.50 3.00 1.50 0.00 0.00 315.00
1939 0.00 0.00 0.00 0.00 27.50 46.50 147.00 112.00 50.00 0.00 0.00 0.00 383.00
1940 0.00 0.00 0.00 0.00 2.00 36.00 176.00 109.50 67.50 0.00 0.00 0.00 391.00
1941 0.00 0.00 0.00 0.00 27.00 117.00 209.50 121.50 41.00 0.00 0.00 0.00 516.00
1942 0.00 a 0.00 0.00 0.00 3.00 20.89 b 93.50 57.50 11.00 0.00 0.00 0.00 185.89
1943 0.00 0.00 0.00 0.00 0.50 72.50 186.00 107.00 11.50 0.00 0.00 0.00 377.50
1944 0.00 0.00 0.00 0.00 26.00 65.50 81.00 87.50 5.00 0.00 0.00 0.00 265.00
1945 0.00 a 0.00 0.00 0.00 0.00 28.50 106.00 69.00 27.00 0.00 0.00 0.00 230.50
1946 0.00 0.00 a 0.00 0.00 9.00 62.50 136.00 70.50 15.00 0.00 0.00 0.00 293.00
1947 0.00 0.00 0.00 0.00 0.00 11.50 177.50 227.50 44.50 3.50 0.00 0.00 464.50
1948 0.00 0.00 0.00 0.00 9.50 35.00 151.00 99.50 62.00 0.00 0.00 0.00 357.00
1949 0.00 0.00 z 0.00 0.00 4.50 82.50 162.00 190.00 5.50 0.00 0.00 0.00 444.50
1950 0.00 0.00 0.00 c 0.00 6.20 a 69.00 80.00 62.50 4.50 0.00 0.00 0.00 222.20
1951 0.00 0.00 0.00 0.00 0.50 25.50 107.00 27.50 0.00 0.00 0.00 0.00 160.50
1952 0.00 0.00 a 0.00 6.00 14.00 76.50 112.00 63.50 34.00 0.00 0.00 b 0.00 306.00
1953 0.00 0.00 0.00 0.00 12.00 79.50 101.00 126.50 29.50 5.50 0.00 0.00 354.00
1954 0.00 0.00 0.00 0.00 1.00 61.50 153.50 69.50 6.00 0.00 0.00 0.00 291.50
1955 0.00 0.00 0.00 0.00 27.00 56.50 206.15 a 167.50 8.50 0.00 b 0.00 0.00 465.65
1956 0.00 0.00 a 0.00 0.00 0.00 106.00 43.00 60.00 8.28 a 10.00 0.00 0.00 227.28
1957 0.00 0.00 0.00 0.00 0.00 a 4.50 235.00 92.00 12.50 0.00 a 0.00 0.00 344.00
1958 0.00 0.00 0.00 0.00 20.00 22.00 78.50 127.00 12.00 0.00 0.00 a 0.00 259.50
1959 0.00 a 0.00 0.00 0.00 38.00 99.50 153.50 174.00 21.50 0.00 0.00 0.00 486.50
1960 0.00 0.00 0.00 0.00 2.00 24.50 185.00 146.50 67.50 0.00 0.00 0.00 425.50
1961 0.00 0.00 0.00 0.00 6.50 117.50 117.50 215.00 48.50 0.00 0.00 0.00 505.00
1962 0.00 0.00 0.00 2.00 4.50 53.50 72.50 114.00 5.00 5.00 0.00 0.00 256.50
1963 0.00 0.00 0.00 0.00 8.00 137.00 203.50 104.50 12.00 6.00 0.00 0.00 471.00
1964 0.00 0.00 0.00 0.00 42.00 73.00 211.00 75.00 18.00 0.00 0.00 0.00 419.00
1965 0.00 0.00 0.00 0.00 1.50 27.00 85.00 93.00 0.00 0.00 0.00 0.00 a 206.50
1966 0.00 0.00 0.00 0.00 4.50 100.00 230.00 73.00 27.50 0.00 0.00 0.00 435.00
1967 0.00 0.00 0.00 0.00 0.00 30.50 133.50 90.00 12.00 1.50 0.00 0.00 267.50
1968 0.00 0.00 0.00 0.00 0.00 48.50 127.00 119.00 13.00 4.00 0.00 0.00 311.50
1969 0.00 0.00 0.00 0.00 31.00 a 8.50 117.00 198.50 38.00 0.00 0.00 0.00 393.00
1970 0.00 0.00 0.00 0.00 1.50 120.00 202.00 125.50 67.00 1.00 0.00 0.00 517.00
1971 0.00 0.00 0.00 0.00 3.00 104.00 46.50 74.50 37.00 1.00 0.00 0.00 266.00
1972 0.00 0.00 0.00 0.00 42.00 55.50 77.00 120.50 2.50 0.00 0.00 0.00 297.50
1973 0.00 0.00 0.00 0.00 0.00 46.50 88.00 149.50 23.00 0.00 0.00 0.00 307.00
1974 0.00 0.00 0.00 0.00 0.50 54.00 234.00 61.50 0.00 0.00 0.00 0.00 350.00
1975 0.00 0.00 0.00 0.00 24.50 69.00 219.50 73.50 3.00 1.00 0.00 0.00 390.50
1976 0.00 0.00 0.00 0.00 0.00 103.50 153.00 172.50 59.00 0.00 0.00 0.00 488.00
1977 0.00 0.00 0.00 0.00 82.50 42.00 172.00 8.00 0.00 0.00 0.00 0.00 304.50
1978 0.00 0.00 0.00 0.00 31.00 62.50 125.00 141.50 106.00 0.00 0.00 0.00 466.00
1979 0.00 0.00 0.00 0.00 6.50 42.00 108.50 66.00 31.00 0.00 0.00 0.00 254.00
1980 0.00 0.00 0.00 10.50 43.50 39.00 123.00 65.50 23.00 0.00 0.00 0.00 304.50
1981 0.00 0.00 0.00 0.00 1.50 18.50 131.00 74.00 9.00 0.00 0.00 0.00 234.00
1982 0.00 0.00 0.00 0.00 0.00 5.50 113.00 106.00 18.00 0.00 0.00 0.00 242.50
1983 0.00 a 0.00 0.00 0.00 0.00 79.00 217.00 220.50 53.50 0.00 0.00 0.00 570.00
1984 0.00 0.00 0.00 0.00 2.00 26.50 121.00 171.50 3.00 0.00 a 0.00 0.00 324.00
1985 0.00 0.00 0.00 0.00 16.50 19.00 110.50 32.00 9.00 0.00 0.00 0.00 187.00
1986 0.00 0.00 0.00 z 0.00 34.00 88.50 184.00 52.50 7.50 0.00 0.00 0.00 366.50
1987 0.00 0.00 0.00 6.00 38.00 127.00 215.00 87.50 4.00 0.00 0.00 0.00 a 477.50
1988 0.00 0.00 0.00 0.00 58.00 186.50 241.00 175.50 12.00 0.00 0.00 0.00 a 673.00
1989 0.00 0.00 0.00 0.00 10.00 53.00 229.00 129.50 17.00 3.50 0.00 0.00 442.00
1990 0.00 0.00 0.00 11.00 0.00 96.00 109.00 129.00 56.50 0.00 0.00 0.00 401.50
1991 0.00 0.00 0.00 0.00 74.50 117.50 125.50 190.50 28.50 0.00 0.00 0.00 536.50
1992 0.00 0.00 0.00 0.00 43.50 40.50 26.00 64.50 6.50 0.00 0.00 0.00 181.00
1993 0.00 0.00 0.00 0.00 1.00 44.50 71.50 104.00 0.00 0.00 0.00 0.00 221.00
1994 0.00 0.00 0.00 0.00 28.00 81.00 67.00 62.00 35.00 0.00 0.00 0.00 273.00
1995 0.00 0.00 0.00 0.00 2.50 169.00 120.50 147.00 23.00 0.50 0.00 0.00 462.50
1996 0.00 0.00 0.00 0.00 5.50 111.00 80.50 127.50 45.00 0.00 0.00 0.00 369.50
1997 0.00 0.00 0.00 0.00 0.00 90.00 162.00 88.50 23.50 13.50 0.00 0.00 377.50
1998 0.00 0.00 0.00 0.00 28.50 48.00 132.00 150.50 67.00 0.00 0.00 0.00 426.00
1999 0.00 a 0.00 0.00 a 0.00 10.00 76.00 162.50 69.00 4.50 0.00 0.00 0.00 a 322.00
2000 0.00 0.00 0.00 a 0.00 13.95 a 14.46 b 138.50 102.50 13.00 0.00 0.00 a 0.00 282.41
2001 0.00 0.00 0.00 a 6.00 6.50 84.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 96.50
2002 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2003 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2004 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2005 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2006 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2007 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2008 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2009 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2010 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2011 0.00 0.00 0.00 0.00 k 0.00 b 53.04 b 208.00 89.50 25.86 a 12.00 0.00 0.00 a 388.40
2012 0.00 0.00 0.00 0.00 b 20.00 68.50 257.50 78.50 28.50 0.00 0.00 a 0.00 453.00
2013 0.00 0.00 a 0.00 a 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
Period of Record Statistics
MEAN 0.00 0.00 0.00 0.40 13.98 67.75 144.62 101.66 24.85 1.07 0.00 0.00 357.97
S.D. 0.00 0.00 0.00 1.74 16.86 45.13 61.48 50.59 22.35 2.71 0.00 0.00 115.32
SKEW 0.00 0.00 0.00 4.84 1.67 1.05 0.41 0.55 1.04 2.91 0.00 0.00 0.18
MAX 0.00 0.00 0.00 11.00 82.50 221.00 334.00 233.00 106.00 13.50 0.00 0.00 673.00
MIN 0.00 0.00 0.00 0.00 0.00 4.50 26.00 8.00 0.00 0.00 0.00 0.00 104.50
NO YRS 110 111 111 109 109 109 110 108 109 109 109 109 98