date! ,

Monthly Total Cooling Degree Days

(a vali)

Base Temperature = 65 F

File last updated on Oct 29, 2012
*** Note *** Provisional Data *** After Year/Month 201210
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
1944 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 5.50 z 0.00 z 0.00 z 0.00 z 0.00 j 0.00
1945 0.00 0.00 0.00 1.50 13.50 58.00 148.50 0.00 z 65.00 0.00 0.00 0.00 286.50
1946 0.00 a 0.00 0.00 0.00 25.00 146.00 234.57 a 123.50 29.00 4.00 0.00 0.00 z 562.07
1947 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 j 0.00 0.00
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 62.50 242.50 203.00 112.50 0.00 0.00 0.00 620.50
1949 0.00 0.00 0.00 0.00 21.00 j 175.56 c 274.50 251.00 9.00 0.00 0.00 0.00 710.06
1950 0.00 c 0.00 0.00 0.00 10.00 84.50 104.00 70.00 5.50 7.50 0.00 0.00 281.50
1951 0.00 0.00 0.00 0.00 25.50 24.00 136.00 55.00 2.50 2.00 0.00 0.00 245.00
1952 0.00 0.00 a 0.00 a 7.76 a 16.50 101.50 203.00 73.50 56.38 a 0.00 0.00 0.00 a 458.64
1953 0.00 a 0.00 0.00 0.00 17.50 n 111.50 133.09 b 149.50 37.00 14.47 a 0.00 0.00 445.55
1954 0.00 0.00 0.00 0.00 8.50 148.50 166.00 98.00 10.50 0.00 0.00 0.00 431.50
1955 0.00 0.00 a 0.00 0.00 33.58 a 68.00 312.00 252.98 c 46.07 b 0.00 0.00 0.00 a 712.64
1956 0.00 c 0.00 0.00 0.00 e 20.87 e 160.00 85.25 c 122.00 5.00 2.00 0.00 0.00 395.12
1957 0.00 0.00 0.00 1.61 b 13.00 74.50 250.50 115.00 15.50 0.00 0.00 b 0.00 470.11
1958 0.00 0.00 0.00 3.00 6.72 a 34.00 73.00 n 135.00 19.50 0.00 b 0.00 0.00 198.22
1959 0.00 a 0.00 0.00 0.00 35.00 h 134.46 b 183.79 c 223.00 56.50 0.00 0.00 c 0.00 597.75
1960 0.00 0.00 0.00 8.50 0.00 32.50 122.00 g 144.31 b 99.50 0.50 0.00 0.00 285.31
1961 0.00 0.00 0.00 0.00 10.50 115.00 155.00 170.50 b 49.50 0.00 0.00 0.00 a 500.50
1962 0.00 0.00 0.00 5.50 55.00 60.00 a 57.50 g 117.50 11.00 10.00 0.00 0.00 259.00
1963 0.00 b 0.00 0.00 0.00 12.83 b 154.66 a 233.00 110.00 25.50 8.00 0.00 0.00 543.98
1964 0.00 0.00 a 0.00 0.00 50.78 b 119.00 k 297.50 158.00 34.82 b 0.00 0.00 0.00 541.10
1965 0.00 0.00 0.00 0.00 38.00 46.50 118.50 114.00 10.00 c 4.50 0.00 0.00 331.50
1966 0.00 0.00 0.00 0.00 11.76 b 49.00 i 283.50 117.50 40.86 a 0.00 0.00 0.00 453.62
1967 0.00 0.00 0.00 0.00 10.50 69.50 157.50 69.50 j 24.50 0.00 0.00 0.00 262.00
1968 0.00 0.00 0.00 a 0.00 1.50 109.50 163.00 185.00 18.00 17.50 0.00 0.00 494.50
1969 0.00 0.00 0.00 0.00 39.50 15.00 173.00 211.50 49.50 8.00 0.00 0.00 496.50
1970 0.00 0.00 0.00 13.50 35.00 144.00 253.50 150.00 60.00 3.50 0.00 0.00 659.50
1971 0.00 0.00 0.00 0.00 2.50 200.00 111.50 95.50 70.00 10.50 0.00 0.00 490.00
1972 0.00 0.00 0.00 0.00 73.50 84.00 147.85 e 158.00 g 14.50 0.00 0.00 0.00 319.85
1973 0.00 0.00 0.00 1.00 0.00 94.50 206.67 a 200.00 37.00 10.00 0.00 b 0.00 549.17
1974 0.00 0.00 0.00 6.00 12.00 42.50 283.00 106.00 5.89 b 1.00 0.00 0.00 456.39
1975 0.00 0.00 0.00 0.00 49.50 113.00 248.00 120.50 2.59 a 3.10 a 0.00 0.00 536.69
1976 0.00 0.00 0.00 6.50 1.00 100.00 204.50 134.50 32.50 0.00 0.00 0.00 479.00
1977 0.00 0.00 0.00 4.50 79.50 52.00 180.00 38.50 2.50 0.00 0.00 0.00 357.00
1978 0.00 0.00 0.00 0.00 35.00 53.00 82.00 84.50 62.00 0.00 0.00 0.00 316.50
1979 0.00 0.00 0.00 0.00 3.50 25.00 94.00 59.00 34.00 0.00 0.00 0.00 215.50
1980 0.00 0.00 0.00 10.00 38.50 75.00 215.50 130.50 19.50 0.00 0.00 0.00 489.00
1981 0.00 0.00 0.00 0.00 7.00 61.00 140.50 109.00 13.50 0.00 0.00 0.00 331.00
1982 0.00 0.00 0.00 0.00 26.50 12.00 192.50 130.50 31.50 0.00 0.00 0.00 393.00
1983 0.00 0.00 0.00 0.00 0.00 110.50 284.00 239.50 76.00 1.50 0.00 0.00 711.50
1984 0.00 0.00 0.00 0.50 3.50 99.00 158.50 224.50 17.00 1.00 0.00 0.00 504.00
1985 0.00 0.00 0.00 28.00 43.00 81.00 173.50 93.50 99.00 0.00 0.00 0.00 518.00
1986 0.00 0.00 0.00 9.00 38.50 120.50 256.50 92.00 33.00 0.00 0.00 0.00 549.50
1987 0.00 0.00 0.00 12.00 80.50 188.00 315.00 157.50 40.50 0.00 0.00 0.00 793.50
1988 0.00 0.00 0.00 0.00 76.98 a 223.00 358.50 312.00 42.00 0.50 0.00 0.00 1012.98
1989 0.00 0.00 0.00 0.00 24.00 88.50 258.50 168.50 38.00 1.00 0.00 0.00 578.50
1990 0.00 0.00 0.00 28.50 2.00 123.00 204.50 172.00 82.00 0.00 0.00 0.00 612.00
1991 0.00 0.00 0.00 9.50 97.00 205.50 207.50 180.00 45.00 0.00 0.00 0.00 744.50
1992 0.00 0.00 0.00 0.00 39.00 68.00 49.00 79.00 15.50 0.00 0.00 0.00 250.50
1993 0.00 0.00 0.00 0.00 16.00 45.50 127.50 148.50 1.00 0.00 0.00 0.00 338.50
1994 0.00 0.00 0.00 0.00 32.50 146.50 128.00 100.00 59.50 0.00 0.00 0.00 466.50
1995 0.00 0.00 0.00 0.00 1.50 237.50 209.00 231.50 33.50 2.00 0.00 0.00 715.00
1996 0.00 0.00 0.00 0.00 11.50 111.00 110.50 134.50 65.00 0.00 0.00 0.00 432.50
1997 0.00 0.00 0.00 0.00 0.00 121.00 172.50 84.00 29.00 8.50 0.00 0.00 415.00
1998 0.00 0.00 0.00 0.00 53.50 103.00 179.50 144.50 82.00 0.00 0.00 0.00 562.50
1999 0.00 0.00 0.00 0.00 32.03 a 118.00 268.00 88.50 44.00 0.00 a 0.00 0.00 550.53
2000 0.00 0.00 0.00 0.00 z 36.50 60.00 63.50 u 123.00 26.50 0.00 0.00 0.00 246.00
2001 0.00 0.00 0.00 7.00 13.00 125.50 211.50 186.00 22.00 0.00 0.00 0.00 565.00
2002 0.00 0.00 0.00 15.00 20.00 139.50 282.00 112.50 70.00 0.00 0.00 0.00 639.00
2003 0.00 0.00 0.00 9.00 6.50 66.00 160.00 217.00 68.50 0.50 0.00 0.00 527.50
2004 0.00 0.00 0.00 5.00 2.00 56.50 135.00 45.00 55.00 0.00 0.00 0.00 298.50
2005 0.00 0.00 0.00 4.00 3.50 148.00 233.50 136.00 70.00 18.00 0.00 0.00 z 613.00
2006 0.00 0.00 0.00 0.00 60.00 112.50 310.00 0.00 z 9.50 0.00 0.00 0.00 492.00
2007 0.00 0.00 0.00 0.00 44.00 142.00 193.50 144.50 60.00 28.50 0.00 0.00 612.50
2008 0.00 0.00 0.00 0.00 0.00 56.00 170.00 102.50 29.00 2.50 0.00 0.00 360.00
2009 0.00 0.00 a 0.00 0.00 13.00 100.00 53.50 88.00 17.00 0.00 0.00 0.00 271.50
2010 0.00 0.00 0.00 0.00 52.50 80.00 219.50 208.50 8.00 0.00 0.00 0.00 568.50
2011 0.00 0.00 0.00 0.00 12.73 c 88.00 287.00 126.00 38.50 6.50 0.00 a 0.00 558.73
2012 0.00 a 0.00 1.55 a 0.00 45.50 122.00 332.50 137.36 b 48.50 0.00 i 0.00 z 0.00 z 687.41
Period of Record Statistics
MEAN 0.00 0.00 0.02 3.03 25.84 100.42 197.82 140.23 37.96 2.68 0.00 0.00 495.82
S.D. 0.00 0.00 0.19 5.96 23.77 50.32 71.40 56.30 26.33 5.36 0.00 0.00 156.45
SKEW 0.00 0.00 7.94 2.68 1.00 0.56 0.08 0.68 0.68 2.70 0.00 0.00 0.62
MAX 0.00 0.00 1.55 28.50 97.00 237.50 358.50 312.00 112.50 28.50 0.00 0.00 1012.98
MIN 0.00 0.00 0.00 0.00 0.00 12.00 49.00 38.50 1.00 0.00 0.00 0.00 215.50
NO YRS 66 66 66 65 63 65 63 63 67 66 66 65 50