CLOVERDALE, CALIFORNIA

Monthly Total Cooling Degree Days

(041838)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201301
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
1950 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 59.50 u 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 19.14 a 0.00 19.14
1956 0.00 0.00 0.00 3.00 41.00 174.00 166.00 188.00 124.00 36.50 11.50 0.00 744.00
1957 0.00 0.00 0.00 29.50 26.00 236.00 240.00 198.50 148.50 0.50 0.00 0.00 879.00
1958 0.00 0.00 0.00 9.50 47.50 111.00 160.00 264.50 260.50 87.00 14.00 2.00 956.00
1959 0.00 0.00 3.50 24.50 35.50 220.00 308.50 230.50 147.50 129.50 3.00 0.00 1102.50
1960 0.00 0.00 0.50 14.00 33.50 223.50 251.50 186.00 134.00 21.50 12.00 0.00 876.50
1961 0.00 0.00 0.00 33.00 1.00 234.00 353.50 229.50 135.00 91.00 0.00 0.00 1077.00
1962 2.50 0.00 0.00 35.50 26.50 123.00 150.50 207.50 106.00 26.00 9.83 a 0.00 b 687.33
1963 0.00 g 0.00 c 0.00 0.00 k 24.00 f 54.44 c 159.00 198.50 163.50 7.00 0.00 0.00 582.44
1964 0.00 0.00 0.00 17.00 8.50 108.00 220.50 239.00 130.00 108.50 0.00 0.00 831.50
1965 0.00 0.00 0.00 21.50 34.50 37.00 132.00 216.50 28.50 122.50 0.00 0.00 592.50
1966 0.00 0.00 0.50 35.00 23.00 175.00 155.00 211.50 141.50 51.50 19.00 0.00 812.00
1967 0.00 0.00 0.00 0.00 67.50 67.50 255.00 249.50 185.00 76.00 25.50 0.00 926.00
1968 0.00 0.00 6.50 17.00 36.50 154.50 194.50 163.00 163.50 32.00 0.00 0.00 767.50
1969 0.00 0.00 0.50 0.00 50.00 52.00 212.00 279.00 176.00 21.50 4.50 0.00 795.50
1970 0.00 0.00 8.50 0.00 95.00 107.50 210.00 148.50 201.00 46.00 0.00 0.00 816.50
1971 0.00 1.50 0.00 0.00 0.00 z 110.00 218.50 248.00 204.00 70.00 0.00 0.00 852.00
1972 0.00 0.00 3.00 0.00 49.50 106.00 225.50 212.50 64.50 11.50 0.00 0.00 672.50
1973 0.00 0.00 0.00 11.50 86.50 227.00 222.50 131.50 103.00 19.50 3.00 0.00 804.50
1974 0.00 0.00 0.00 2.00 45.50 119.00 221.50 187.00 133.00 103.00 0.00 0.00 811.00
1975 0.00 0.00 0.00 0.00 114.50 121.50 194.50 167.00 124.00 15.00 0.00 0.00 736.50
1976 0.00 0.00 0.00 0.00 71.50 188.00 232.50 133.50 123.50 63.50 11.00 0.00 823.50
1977 0.00 0.50 0.00 6.00 3.50 189.00 234.50 230.00 91.50 35.00 0.00 0.00 790.00
1978 0.00 0.00 0.00 7.00 80.50 112.00 219.00 228.00 160.50 100.00 2.50 0.00 909.50
1979 0.00 0.00 1.00 0.00 88.00 152.00 223.50 184.50 189.50 36.50 0.00 0.00 875.00
1980 0.00 0.00 a 0.00 0.00 38.00 75.00 229.50 148.00 124.00 136.29 b 8.00 i 0.00 b 750.79
1981 0.00 0.00 0.00 40.50 69.23 a 273.00 197.22 b 245.50 125.00 11.00 0.00 0.00 c 961.46
1982 0.00 0.00 0.00 7.00 52.00 51.50 203.50 218.50 160.00 27.00 0.00 0.00 719.50
1983 0.00 0.00 0.00 0.00 77.00 0.00 z 0.00 z 268.50 252.50 52.50 0.00 0.00 650.50
1984 0.00 0.00 1.00 11.50 117.50 165.50 332.00 248.50 296.50 8.00 0.00 0.00 1180.50
1985 0.00 0.00 0.00 44.50 41.00 222.00 267.00 120.00 72.50 46.50 6.50 0.00 820.00
1986 0.00 2.00 6.50 14.00 56.00 162.50 197.50 191.00 61.00 39.00 0.00 0.00 729.50
1987 0.00 0.00 0.00 35.00 142.00 182.00 180.50 0.00 z 163.00 109.50 0.00 0.00 812.00
1988 0.00 0.00 1.50 18.00 43.50 167.00 322.50 265.00 174.00 87.50 2.00 0.00 1081.00
1989 0.00 0.00 0.00 66.00 59.00 0.00 z 280.00 251.50 111.50 27.00 0.00 0.00 795.00
1990 0.00 0.00 0.00 15.50 53.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 0.00 68.50
1991 0.00 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 z 0.00
1992 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 476.50 279.50 130.50 3.50 0.00 890.00
1993 0.00 0.00 0.00 18.50 95.50 338.50 371.00 425.00 267.50 85.50 j 1.00 0.00 1517.00
1994 0.00 0.00 1.50 35.00 131.00 334.00 397.50 407.50 190.50 41.50 0.00 0.00 1538.50
1995 0.00 0.00 0.00 5.00 78.00 245.50 454.00 414.50 240.00 95.00 6.50 0.00 1538.50
1996 0.00 0.00 1.03 a 56.00 130.50 335.00 488.50 428.83 a 159.50 112.50 0.00 0.00 1711.87
1997 0.00 0.00 18.50 33.00 256.50 315.50 380.50 329.50 271.50 48.00 18.00 0.00 1671.00
1998 0.00 z 0.00 1.00 0.00 z 4.00 102.00 319.50 400.50 218.00 6.50 0.00 0.00 1051.50
1999 0.00 b 0.00 0.00 19.00 26.35 a 162.50 n 252.59 d 287.30 c 0.00 z 83.00 i 0.00 a 0.00 585.25
2000 0.00 0.00 1.03 a 30.52 a 142.00 212.00 229.00 0.00 z 195.52 a 24.28 a 0.00 z 0.00 834.35
2001 0.00 0.00 a 16.50 18.50 250.50 288.21 b 246.00 290.62 c 149.44 c 93.55 c 1.50 0.00 1354.84
2002 0.00 0.00 6.50 23.00 47.00 198.50 288.00 225.50 204.00 69.00 0.00 0.00 1061.50
2003 0.00 0.00 e 0.57 d 0.00 a 87.00 151.50 f 223.00 i 156.00 k 240.00 e 120.00 0.00 0.00 b 447.57
2004 0.00 0.00 39.50 39.00 58.50 209.00 265.64 b 286.00 280.50 59.50 0.00 0.00 c 1237.64
2005 0.00 0.00 14.00 1.00 53.50 85.00 340.50 213.00 110.00 51.50 0.00 0.00 868.50
2006 0.00 0.00 0.00 18.50 85.50 g 286.20 e 398.50 205.67 e 123.50 l 21.50 f 5.00 0.00 913.87
2007 0.00 f 3.65 e 24.59 b 19.50 67.00 193.00 302.25 e 249.50 g 156.00 e 10.00 f 0.00 h 0.00 765.99
2008 0.00 0.00 0.00 17.50 88.50 210.50 297.60 a 328.50 211.11 c 63.66 c 5.00 g 0.00 1217.37
2009 0.00 0.00 1.00 48.00 e 88.19 b 139.80 e 207.50 f 260.00 265.20 e 38.75 e 2.50 h 0.00 f 840.94
2010 0.00 l 0.00 z 0.00 3.00 e 11.48 d 214.00 220.10 a 202.10 e 241.20 e 95.30 d 5.00 0.00 f 992.17
2011 0.00 0.00 d 9.09 b 5.56 c 26.50 160.71 b 263.50 239.96 d 263.40 e 67.37 e 0.00 g 0.00 f 1036.08
2012 0.00 e 0.00 d 0.00 e 36.60 e 98.74 d 168.60 e 273.83 a 272.28 a 125.00 113.00 10.86 a 0.00 1098.92
2013 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 z 0.00 z 0.00
Period of Record Statistics
MEAN 0.05 0.14 3.05 17.83 68.36 174.73 258.00 246.70 170.68 60.49 3.82 0.04 969.18
S.D. 0.34 0.59 7.17 16.47 51.60 77.81 78.06 80.81 63.82 38.95 6.27 0.27 282.15
SKEW 7.07 4.76 3.31 0.81 1.78 0.30 0.93 1.07 0.15 0.32 1.77 7.14 1.27
MAX 2.50 3.65 39.50 66.00 256.50 338.50 488.50 476.50 296.50 136.29 25.50 2.00 1711.87
MIN 0.00 0.00 0.00 0.00 1.00 37.00 132.00 120.00 28.50 0.50 0.00 0.00 592.50
NO YRS 53 55 55 53 52 50 51 51 53 51 51 54 37