FAIRFIELD, CALIFORNIA

Monthly Total Cooling Degree Days

(042934)

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 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 d 0.00
1951 0.00 0.00 2.50 14.50 59.93 a 55.00 182.50 182.50 171.96 b 42.07 c 0.00 0.00 710.97
1952 0.00 0.00 a 16.50 5.69 a 104.50 40.00 194.94 e 201.50 183.00 h 18.50 p 0.00 d 0.00 p 563.13
1953 0.00 10.00 0.00 c 0.52 a 12.50 g 88.85 d 256.50 159.50 200.00 f 46.50 o 0.00 f 0.00 515.36
1954 0.00 b 0.00 0.00 c 41.00 48.00 46.00 j 98.00 r 63.00 j 112.50 15.50 j 0.00 i 0.00 j 201.50
1955 0.00 0.00 g 1.50 0.00 58.00 73.85 d 131.75 c 203.50 67.50 m 17.57 a 0.00 0.00 486.16
1956 0.00 a 0.00 0.00 g 1.00 24.00 f 154.50 143.00 g 161.50 152.00 4.02 d 0.00 0.00 g 473.02
1957 0.00 b 0.00 0.00 h 21.50 32.00 h 220.00 156.50 g 198.06 d 78.00 v 0.00 q 0.00 0.00 439.56
1958 0.00 e 0.00 0.00 3.50 53.50 132.32 b 137.00 h 290.88 a 258.00 86.00 3.00 0.00 827.20
1959 0.00 0.00 2.50 18.50 41.00 157.50 294.50 239.50 142.00 94.50 2.00 0.00 992.00
1960 0.00 0.00 2.50 11.50 48.00 240.50 272.00 232.50 174.00 22.00 1.50 0.00 1004.50
1961 0.00 0.00 0.00 18.50 1.50 243.50 299.50 251.50 137.00 63.50 j 0.00 0.00 951.50
1962 0.00 0.00 0.00 19.50 19.50 136.00 166.50 236.00 125.50 28.50 0.00 0.00 731.50
1963 0.00 0.00 0.00 0.00 19.50 80.00 172.50 241.50 247.00 27.50 0.00 0.00 788.00
1964 0.00 0.00 o 0.00 7.50 10.00 115.50 230.00 244.00 166.00 86.00 0.00 0.00 859.00
1965 0.00 0.00 0.00 25.50 37.00 48.00 169.50 243.00 63.50 77.00 0.00 0.00 663.50
1966 0.00 0.00 4.50 33.00 47.50 144.50 80.00 217.00 184.00 35.00 0.00 0.00 745.50
1967 0.00 0.00 0.00 0.00 75.50 87.00 274.19 b 333.25 a 254.00 75.00 3.00 0.00 1101.94
1968 0.00 3.62 a 3.00 16.50 45.93 d 174.50 223.00 171.00 159.00 10.50 0.00 0.00 807.05
1969 0.00 0.00 2.50 1.00 69.00 75.50 253.00 336.00 220.50 17.57 a 0.00 0.00 975.07
1970 0.00 0.00 5.50 2.00 107.00 132.50 239.73 a 181.00 186.50 40.50 0.00 0.00 894.73
1971 0.00 0.00 0.00 a 0.00 1.00 111.00 212.00 272.00 210.52 a 50.00 0.00 0.00 856.52
1972 0.00 0.00 0.00 0.00 63.50 129.00 178.00 223.00 98.00 20.00 0.00 0.00 711.50
1973 0.00 0.00 0.00 6.50 79.00 213.00 182.50 144.00 100.50 13.90 b 1.00 0.00 740.40
1974 0.00 0.00 0.00 2.00 33.00 117.00 196.50 181.00 161.00 49.50 0.00 0.00 740.00
1975 0.00 0.00 0.00 0.00 89.00 84.00 135.50 164.00 125.00 21.00 0.00 e 0.00 618.50
1976 0.00 0.00 0.00 0.00 59.50 135.58 d 20.00 z 127.50 0.00 z 35.00 0.00 0.00 357.58
1977 0.00 0.00 0.00 14.50 9.50 119.00 187.50 191.00 94.00 38.50 0.00 0.00 654.00
1978 0.00 0.00 0.00 2.59 a 95.50 91.00 198.00 201.00 131.00 94.00 0.00 0.00 813.09
1979 0.00 0.00 0.00 0.00 a 80.37 d 176.00 244.00 203.00 255.00 72.00 0.00 0.00 1030.37
1980 0.00 a 0.00 0.00 3.10 a 51.00 85.50 265.50 157.00 106.50 96.50 0.00 0.00 765.10
1981 0.00 0.00 0.00 55.00 99.00 331.00 160.50 k 286.50 216.50 22.00 0.50 0.00 1010.50
1982 0.00 0.00 0.00 11.00 97.00 93.50 249.50 284.50 187.50 37.50 0.00 0.00 960.50
1983 0.00 0.00 0.00 0.00 98.00 221.00 283.50 127.50 s 268.50 66.00 2.00 0.00 939.00
1984 0.00 0.00 0.00 16.00 176.00 236.00 410.00 303.50 309.50 29.50 0.00 0.00 1480.50
1985 0.00 9.00 0.00 25.50 46.00 265.50 327.00 163.00 104.00 38.50 0.00 0.00 978.50
1986 0.00 0.00 1.00 5.00 62.00 156.43 b 203.00 206.50 70.00 63.00 8.50 0.00 775.43
1987 0.00 0.00 0.00 27.50 132.50 119.50 118.00 187.50 166.00 90.50 0.00 0.00 841.50
1988 0.00 0.00 6.00 15.50 53.98 b 172.50 315.50 218.00 160.50 63.00 0.00 0.00 1004.98
1989 0.00 0.00 0.00 39.00 54.00 109.00 226.00 173.50 108.00 49.00 0.00 0.00 758.50
1990 0.00 0.00 0.00 29.00 57.00 144.50 292.50 276.00 196.00 82.00 0.00 0.00 1077.00
1991 0.00 0.00 0.00 2.50 21.00 84.00 245.00 159.50 238.00 194.00 0.50 0.00 944.50
1992 0.00 0.00 0.00 27.00 128.00 149.50 255.50 311.50 188.00 105.00 5.50 0.00 1170.00
1993 0.00 0.00 0.50 12.00 50.00 221.50 250.50 258.50 195.54 b 68.50 0.50 0.00 1057.54
1994 0.00 0.00 0.00 7.50 38.00 140.19 d 237.67 d 272.50 174.50 25.50 0.00 0.00 895.86
1995 0.00 0.00 0.00 0.00 29.00 132.50 271.00 311.50 196.00 83.50 1.50 0.00 1025.00
1996 0.00 0.00 1.00 39.00 82.15 a 207.00 360.00 329.50 149.00 80.50 1.00 0.00 1249.15
1997 0.00 0.00 4.50 21.50 173.00 190.50 271.50 265.00 244.00 45.00 12.00 0.00 1227.00
1998 0.00 0.00 0.00 18.50 0.00 74.00 274.50 350.50 235.00 9.50 0.00 0.00 962.00
1999 0.00 0.00 0.00 22.00 29.50 150.50 209.50 238.50 184.00 92.00 0.00 0.00 926.00
2000 0.00 0.00 0.00 22.00 104.00 222.00 177.50 259.50 190.86 a 35.65 a 0.00 a 0.00 1011.51
2001 0.00 a 0.00 11.88 a 10.00 204.71 b 245.50 204.00 263.50 160.00 106.95 a 0.00 0.00 1206.54
2002 0.00 0.00 0.00 14.50 47.50 209.00 307.00 310.00 207.00 62.50 0.00 0.00 1157.50
2003 0.00 0.00 0.00 0.00 85.00 172.50 337.50 258.00 242.50 98.50 0.00 0.00 1194.00
2004 0.00 0.00 28.00 65.50 63.00 179.00 252.00 268.50 242.50 50.50 0.00 0.00 1149.00
2005 0.00 0.00 3.00 0.00 48.50 76.50 326.50 255.00 92.00 46.00 2.50 0.00 850.00
2006 0.00 0.00 0.00 3.50 61.00 238.00 406.00 196.00 177.50 21.00 1.50 0.00 1104.50
2007 0.00 0.00 3.50 11.00 83.00 155.00 246.00 259.50 148.00 15.00 0.00 0.00 921.00
2008 0.00 0.00 0.00 28.00 104.50 197.50 266.50 280.50 219.00 65.00 7.50 0.00 1168.50
2009 0.00 0.00 0.00 35.00 74.50 108.50 225.50 227.50 279.50 31.50 0.00 0.00 982.00
2010 0.00 0.00 0.00 1.50 15.50 154.00 171.50 132.00 171.50 77.50 8.50 0.00 732.00
2011 0.00 0.00 3.50 2.50 15.50 101.38 a 210.91 c 179.80 a 221.00 55.00 0.00 3.50 793.09
2012 0.00 0.00 0.00 38.50 67.50 157.76 a 208.98 b 276.02 e 175.34 a 83.00 1.55 a 0.00 1008.66
2013 0.00 0.00 c 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 0.00 0.37 1.73 14.12 64.53 148.78 238.92 232.48 178.11 55.21 1.07 0.06 939.13
S.D. 0.00 1.76 4.50 14.87 42.17 61.23 65.65 55.58 55.84 34.25 2.44 0.45 186.17
SKEW 0.00 4.83 4.19 1.22 1.07 0.50 0.30 0.11 0.04 1.16 2.89 7.55 0.44
MAX 0.00 10.00 28.00 65.50 204.71 331.00 410.00 350.50 309.50 194.00 12.00 3.50 1480.50
MIN 0.00 0.00 0.00 0.00 0.00 40.00 80.00 127.50 63.50 4.02 0.00 0.00 618.50
NO YRS 63 61 60 62 59 61 56 60 57 57 60 60 50