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 201304
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
1938 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
1939 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
1940 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
1941 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
1942 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
1943 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
1944 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
1945 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
1946 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
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 z 0.00 z 0.00
1948 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
1949 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
1950 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
1951 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
1952 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
1953 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
1954 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
1955 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
1956 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
1957 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
1958 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
1959 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
1960 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
1961 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
1962 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 73.00 f 99.00 116.50 12.00 10.00 0.00 0.00 237.50
1963 0.00 0.00 0.00 3.60 e 23.50 174.64 b 187.00 113.00 37.00 15.00 0.00 0.00 553.74
1964 0.00 0.00 0.00 2.00 69.50 163.00 24.00 z 60.50 f 51.00 0.50 0.00 0.00 q 286.00
1965 0.00 0.00 g 0.00 0.00 39.00 55.18 b 110.00 0.00 z 8.00 6.50 0.00 0.00 218.68
1966 0.00 0.00 0.00 0.00 10.50 125.00 295.00 125.50 42.00 2.00 0.00 b 0.00 600.00
1967 0.00 0.00 2.00 0.00 17.50 99.83 a 146.00 84.73 a 19.00 6.20 a 0.00 0.00 c 375.26
1968 0.00 0.00 0.00 a 6.11 c 3.50 126.00 175.50 170.50 29.00 26.00 0.00 0.00 536.61
1969 0.00 0.00 0.00 0.00 58.00 30.50 220.50 199.00 59.50 9.50 0.00 0.00 577.00
1970 0.00 a 0.00 0.00 16.50 68.50 179.00 229.50 144.50 61.50 1.50 0.00 0.00 701.00
1971 0.00 0.00 0.00 2.00 0.00 216.50 87.00 107.00 86.00 9.00 0.00 0.00 507.50
1972 0.00 0.00 0.00 0.00 51.00 59.50 98.50 146.00 7.00 0.00 0.00 0.00 362.00
1973 0.00 0.00 0.00 0.00 0.00 59.00 163.50 107.50 17.00 15.00 0.00 z 0.00 362.00
1974 0.00 0.00 0.00 5.00 10.50 53.00 293.50 112.50 9.31 a 0.00 0.00 0.00 483.81
1975 0.00 0.00 0.00 0.00 39.00 118.50 280.50 222.50 19.00 18.37 d 0.00 e 0.00 697.87
1976 0.00 0.00 0.00 8.89 c 0.00 173.50 285.50 187.00 52.50 0.00 0.00 0.00 a 707.39
1977 0.00 t 0.00 i 0.00 9.50 139.00 111.21 a 274.50 120.12 c 46.00 0.00 0.00 b 0.00 b 700.33
1978 0.00 z 0.00 c 0.00 0.00 56.00 131.00 212.50 210.50 128.50 0.00 0.00 0.00 c 738.50
1979 0.00 0.00 0.00 0.00 31.50 103.00 244.50 172.00 0.00 z 1.50 0.00 0.00 552.50
1980 0.00 c 0.00 0.00 17.00 61.48 a 148.50 313.00 191.50 58.50 0.00 0.00 0.00 789.98
1981 0.00 0.00 0.00 0.00 15.50 138.33 c 259.50 f 230.00 39.83 a 0.00 0.00 0.00 423.66
1982 0.00 0.00 0.00 0.00 51.00 29.00 265.00 164.00 37.00 0.00 z 0.00 z 0.00 546.00
1983 0.00 0.00 a 0.00 0.00 0.00 141.00 348.50 302.00 88.45 a 8.50 0.00 0.00 888.45
1984 0.00 0.00 0.00 0.00 7.50 115.50 123.50 193.50 39.00 0.00 b 0.00 0.00 479.00
1985 0.00 0.00 0.00 30.50 53.50 76.50 199.50 90.00 120.00 0.00 0.00 0.00 d 570.00
1986 0.00 f 0.00 a 0.00 7.50 34.21 b 160.00 252.00 74.00 38.00 0.00 0.00 0.00 565.71
1987 0.00 0.00 0.00 17.00 68.00 177.50 290.00 132.00 22.50 0.00 0.00 0.00 707.00
1988 0.00 0.00 0.00 0.00 44.00 184.00 273.00 294.00 33.00 0.00 0.00 0.00 828.00
1989 0.00 0.00 0.00 0.00 15.00 80.00 234.00 129.00 27.00 3.00 0.00 0.00 488.00
1990 0.00 0.00 0.00 20.00 5.00 117.00 155.00 146.50 88.50 0.00 0.00 0.00 532.00
1991 0.00 0.00 0.00 17.00 122.50 301.00 219.00 220.00 83.00 0.00 0.00 0.00 962.50
1992 0.00 0.00 0.00 0.00 47.00 82.50 84.50 106.50 28.50 5.00 0.00 0.00 354.00
1993 0.00 0.00 0.00 0.00 14.50 67.00 195.50 216.50 8.00 8.00 0.00 0.00 509.50
1994 0.00 0.00 0.00 5.50 48.00 190.00 130.00 116.50 62.00 1.50 0.00 0.00 553.50
1995 0.00 0.00 0.00 0.00 6.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 6.00
1996 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 105.50 109.00 111.00 68.50 0.00 0.00 a 0.00 394.00
1997 0.00 0.00 0.00 0.00 0.00 112.50 178.00 93.00 33.50 14.50 0.00 0.00 431.50
1998 0.00 0.00 0.00 0.00 56.50 97.00 210.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 363.50
1999 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 0.00 0.00
2000 0.00 0.00 0.00 0.00 29.50 63.50 173.00 131.00 40.50 2.00 0.00 0.00 439.50
2001 0.00 0.00 a 0.00 0.00 k 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
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 94.50 2.50 0.00 0.00 97.00
2003 0.00 0.00 0.00 7.00 7.00 81.50 181.00 203.00 75.50 1.50 0.00 0.00 556.50
2004 0.00 0.00 0.00 5.50 5.50 62.50 153.50 63.50 65.50 0.00 0.00 0.00 356.00
2005 0.00 a 0.00 0.00 3.00 4.50 219.50 256.50 143.00 72.50 28.50 0.00 0.00 727.50
2006 0.00 0.00 a 0.00 0.00 57.50 105.50 304.50 152.00 19.50 4.50 0.00 0.00 643.50
2007 0.00 0.00 0.00 5.00 50.50 145.50 216.00 163.50 72.50 40.00 0.00 0.00 a 693.00
2008 0.00 0.00 0.00 0.00 0.00 16.50 163.00 87.00 33.00 2.50 0.00 0.00 302.00
2009 0.00 0.00 0.00 a 0.50 18.60 a 101.50 48.50 80.00 15.00 0.00 0.00 0.00 264.10
2010 0.00 0.00 0.00 3.00 56.00 98.00 269.50 267.50 15.50 1.50 0.00 0.00 711.00
2011 0.00 0.00 0.00 0.00 31.50 125.89 b 334.80 a 155.00 b 43.50 11.50 0.00 b 0.00 702.19
2012 0.00 c 0.00 16.53 a 0.00 a 53.22 a 155.69 a 369.00 146.50 43.89 c 0.00 0.00 c 0.00 a 784.83
2013 0.00 0.00 b 0.00 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 0.39 4.18 34.36 119.06 210.03 153.20 46.76 5.57 0.00 0.00 582.16
S.D. 0.00 0.00 2.40 6.88 31.05 56.20 77.99 57.34 29.60 8.65 0.00 0.00 169.32
SKEW 0.00 0.00 6.57 1.99 1.19 0.68 -0.04 0.76 0.79 2.17 0.00 0.00 0.15
MAX 0.00 0.00 16.53 30.50 139.00 301.00 369.00 302.00 128.50 40.00 0.00 0.00 962.50
MIN 0.00 0.00 0.00 0.00 0.00 16.50 48.50 63.50 7.00 0.00 0.00 0.00 264.10
NO YRS 45 46 48 46 46 46 45 44 46 46 46 47 35