EL CAPITAN DAM, CALIFORNIA

Monthly Total Cooling Degree Days

(042709)

Base Temperature = 65 F

File last updated on Jul 24, 2006
*** Note *** Provisional Data *** After Year/Month 200602
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
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 281.00 265.50 290.50 107.50 4.50 0.00 949.00
1949 0.00 0.00 0.00 45.00 75.00 206.00 279.50 323.50 341.00 125.50 135.00 4.50 1535.00
1950 0.00 0.00 a 6.00 38.00 36.00 136.00 381.50 273.50 217.00 218.50 77.50 19.00 1403.00
1951 7.50 2.50 5.00 g 9.50 56.00 142.50 355.50 330.00 280.00 148.50 14.50 0.00 1346.50
1952 0.00 0.00 5.00 14.00 103.00 69.00 347.00 396.50 418.50 174.00 30.00 3.00 1560.00
1953 7.50 0.50 8.00 5.00 28.50 103.00 407.00 328.50 278.50 174.00 79.04 d 11.50 1431.04
1954 4.50 48.50 4.50 17.50 55.80 a 132.50 427.00 298.50 322.00 127.50 69.50 1.50 1509.30
1955 0.00 5.00 14.00 22.00 42.00 134.00 271.25 a 428.00 406.50 75.00 49.00 0.00 1446.75
1956 1.00 0.00 6.50 12.50 75.50 233.57 b 307.93 a 262.50 419.50 89.50 65.50 1.50 1475.50
1957 0.00 22.00 12.40 a 10.50 23.00 276.50 374.00 390.50 249.50 47.50 0.00 0.00 1405.90
1958 0.00 0.00 0.00 58.00 99.00 140.00 270.73 a 400.50 361.00 282.50 41.00 29.00 1681.73
1959 7.00 0.00 17.00 72.00 43.00 207.50 427.00 386.50 255.50 160.50 37.00 23.25 a 1636.25
1960 0.00 0.00 15.00 63.50 118.50 224.50 403.50 335.00 403.50 134.50 2.00 2.00 1702.00
1961 11.00 1.00 3.50 53.50 21.50 194.50 316.50 359.00 217.50 160.00 22.00 0.00 1360.00
1962 9.50 0.00 0.00 69.50 40.50 121.50 255.50 365.50 255.00 89.00 38.00 1.00 1245.00
1963 0.00 40.50 1.00 1.00 41.50 97.24 a 263.00 333.50 377.50 161.50 15.00 2.00 1333.74
1964 0.00 0.00 5.50 34.50 33.00 121.00 322.50 320.50 195.50 231.50 30.00 2.00 1296.00
1965 8.00 2.00 4.50 66.50 41.00 50.00 229.50 397.00 151.00 247.50 22.50 11.50 1231.00
1966 2.00 0.00 5.50 48.50 65.00 162.00 308.00 408.00 252.50 141.00 36.00 0.00 1428.50
1967 0.50 2.50 9.50 0.00 97.00 82.00 351.00 483.50 321.00 216.00 60.50 0.00 1623.50
1968 0.00 13.50 14.50 24.00 78.50 184.00 362.50 293.00 287.50 115.50 28.00 0.00 1401.00
1969 5.00 0.00 15.00 20.50 72.50 88.50 332.00 455.00 325.00 79.50 54.00 0.50 1447.50
1970 0.00 9.50 6.00 6.00 100.50 154.00 353.50 404.00 259.50 94.50 15.00 0.50 1403.00
1971 24.00 14.00 5.50 25.00 12.50 126.50 324.50 464.00 303.50 168.00 8.00 0.00 1475.50
1972 0.00 0.00 7.00 27.50 104.00 165.50 414.50 373.50 204.00 75.00 2.50 0.00 1373.50
1973 0.00 0.00 0.00 4.50 0.00 z 241.50 274.50 305.00 162.00 138.00 23.50 1.50 1150.50
1974 0.00 0.00 6.50 20.40 e 64.98 e 214.00 279.50 203.00 232.50 100.00 25.80 e 0.00 1146.68
1975 5.50 0.00 0.00 0.00 14.00 86.00 260.00 280.00 300.50 73.00 18.50 0.00 1037.50
1976 6.50 0.00 b 3.50 2.68 b 60.50 231.72 a 297.00 270.00 189.50 132.00 64.50 0.00 1257.90
1977 0.00 13.50 0.00 24.50 6.00 159.50 333.50 352.50 251.00 163.50 60.50 7.50 1372.00
1978 0.00 0.00 18.50 1.00 108.50 285.50 350.50 311.00 298.00 193.00 25.50 0.00 1591.50
1979 0.00 0.00 5.00 15.00 76.00 282.00 e 292.50 289.00 417.50 93.00 a 4.50 26.00 1500.50
1980 0.00 8.00 0.00 44.50 14.00 153.00 376.50 364.00 223.00 160.00 43.50 16.00 1402.50
1981 0.00 21.26 a 3.50 29.00 69.50 301.00 396.00 439.00 309.00 63.50 29.50 7.50 1668.76
1982 0.00 2.50 4.00 26.50 44.00 59.00 313.50 415.00 341.50 153.50 9.50 0.00 1369.00
1983 4.00 0.00 1.00 6.50 87.00 111.00 284.00 429.50 404.50 154.00 26.50 0.00 1508.00
1984 2.50 0.00 13.50 0.00 z 155.50 156.50 428.00 381.00 428.00 64.50 0.50 0.00 1630.00
1985 0.00 0.00 1.50 35.50 28.50 178.00 394.00 331.50 194.50 104.00 13.50 0.00 1281.00
1986 4.00 18.50 18.50 20.00 57.50 193.00 286.00 408.00 126.50 72.50 13.50 2.50 1220.50
1987 1.00 1.00 5.00 69.00 97.50 148.50 147.00 262.50 265.50 216.00 9.00 0.00 1222.00
1988 0.00 0.00 z 43.50 56.00 100.50 116.50 325.00 299.50 233.00 131.00 21.00 0.00 1326.00
1989 0.00 23.00 15.50 95.50 55.50 168.00 305.50 287.50 283.50 94.50 47.50 9.50 1385.50
1990 2.00 0.00 z 23.00 36.00 70.50 269.50 0.00 z 345.50 0.00 z 222.50 55.00 4.50 1028.50
1991 1.50 15.00 2.00 29.50 80.00 112.00 262.50 328.50 0.00 z 261.00 70.00 0.00 1162.00
1992 2.00 7.00 0.00 103.50 160.00 229.50 384.50 0.00 z 356.50 172.00 31.00 0.00 1446.00
1993 0.00 0.00 24.00 40.50 0.00 z 206.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 271.00
1994 10.00 0.00 12.50 0.00 z 0.00 z 262.50 313.50 462.50 321.50 115.50 19.00 2.50 1519.50
1995 0.00 f 33.50 2.00 15.50 38.00 125.00 320.00 432.00 349.50 151.50 22.50 5.50 1495.00
1996 4.00 4.00 9.50 66.00 84.00 k 191.90 a 279.50 i 291.00 i 192.00 h 67.00 j 0.00 z 0.00 k 275.40
1997 0.00 k 3.00 0.00 z 50.50 0.00 z 0.00 z 204.00 i 246.00 l 0.00 z 0.00 z 15.00 m 0.00 z 53.50
1998 0.00 0.00 1.00 19.00 7.50 0.00 z 259.00 i 0.00 z 0.00 z 42.00 i 6.00 j 0.00 k 27.50
1999 0.00 j 0.00 g 0.50 j 61.20 e 27.50 j 111.50 g 216.50 i 189.00 h 181.50 h 244.50 h 0.00 z 7.00 j 61.20
2000 19.50 k 9.00 f 16.00 j 27.50 h 139.50 f 184.50 j 223.00 f 243.50 k 203.50 h 66.00 h 3.50 h 0.50 j 0.00
2001 1.00 i 3.50 f 10.00 j 19.00 j 83.50 l 189.50 h 225.50 g 282.00 h 197.50 i 128.59 d 17.00 0.00 145.59
2002 0.00 23.50 0.00 16.50 46.50 188.50 174.00 j 248.00 232.00 i 26.50 j 42.00 l 0.00 523.00
2003 13.50 j 0.00 k 2.50 f 3.50 i 45.00 l 0.00 z 80.50 w 287.50 l 159.00 n 0.00 z 10.00 o 1.50 j 0.00
2004 3.50 m 0.50 i 71.50 k 85.50 j 181.50 i 167.50 j 296.50 j 298.00 h 275.00 j 66.50 i 0.50 h 0.00 m 0.00
2005 1.00 k 0.00 g 0.00 j 0.00 z 75.00 h 81.00 k 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2006 0.00 u 30.00 g 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 2.66 6.84 7.74 32.66 63.15 167.79 325.86 351.49 290.67 141.69 33.07 3.99 1415.35
S.D. 4.46 11.41 8.35 25.45 36.33 63.52 59.14 66.31 77.95 56.04 26.50 7.18 152.54
SKEW 2.63 1.97 1.91 0.79 0.60 0.26 -0.27 0.03 0.03 0.54 1.40 2.16 -0.13
MAX 24.00 48.50 43.50 103.50 160.00 301.00 428.00 483.50 428.00 282.50 135.00 29.00 1702.00
MIN 0.00 0.00 0.00 0.00 6.00 50.00 147.00 203.00 126.50 47.50 0.00 0.00 1037.50
NO YRS 49 49 49 50 46 49 46 47 45 48 48 49 37