SAN GABRIEL FIRE DEP, CALIFORNIA

Monthly Total Cooling Degree Days

(047785)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201303
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
1939 0.00 z 0.00 z 0.00 z 0.00 z 30.50 93.50 239.00 303.50 334.50 106.00 1.50 2.50 1111.00
1940 0.00 0.00 0.00 35.00 72.00 86.00 224.00 269.50 187.00 123.50 4.50 0.50 1002.00
1941 0.00 z 0.00 z 2.00 0.00 z 136.00 112.50 314.00 293.50 134.50 92.00 42.00 0.00 1126.50
1942 0.00 0.00 0.00 0.50 47.00 109.50 301.00 261.00 120.50 93.00 13.00 0.00 945.50
1943 0.00 z 0.00 z 0.00 z 18.00 68.50 105.50 257.50 270.50 240.50 111.60 a 3.50 0.00 1075.60
1944 0.00 0.00 0.00 0.00 22.50 65.69 a 186.00 a 317.75 a 221.50 60.50 2.00 0.00 875.94
1945 0.00 0.00 2.50 6.50 24.50 83.50 255.00 313.50 264.50 81.50 14.00 1.50 1047.00
1946 0.00 0.00 1.50 16.50 11.50 147.00 285.50 289.00 273.50 26.00 1.00 0.00 1051.50
1947 0.00 3.50 6.50 38.50 66.00 115.50 297.00 288.54 e 262.50 68.00 0.00 0.00 1146.04
1948 0.50 3.50 0.00 20.50 32.00 80.17 a 194.02 b 210.50 208.00 81.00 0.50 0.00 a 830.69
1949 0.00 0.00 0.00 27.50 49.50 159.50 228.00 280.00 253.50 65.50 79.00 0.00 1142.50
1950 0.00 0.00 9.30 a 23.00 13.50 95.50 287.50 212.00 153.50 139.50 49.50 7.50 990.80
1951 6.50 0.00 2.50 5.00 34.50 79.00 281.00 232.50 203.00 90.00 3.50 0.00 937.50
1952 0.00 0.00 1.00 5.50 55.50 36.50 253.00 298.50 263.50 82.50 15.00 0.00 1011.00
1953 3.10 a 3.50 4.00 0.00 20.00 83.50 325.50 212.00 184.00 111.60 a 36.50 0.50 984.20
1954 2.00 22.00 0.00 a 14.50 26.50 87.00 376.65 a 231.50 207.00 43.50 18.50 0.00 1029.15
1955 0.00 0.00 7.00 4.00 32.00 72.93 a 196.50 346.50 296.00 37.50 17.00 0.00 1009.43
1956 0.00 0.00 3.00 10.00 47.50 149.00 233.50 215.50 305.50 51.50 47.07 a 0.00 1062.57
1957 0.00 b 20.50 11.00 10.50 20.50 243.00 345.50 343.50 197.50 45.98 a 0.52 a 1.50 1240.00
1958 0.50 0.50 0.00 68.00 97.00 165.50 274.00 367.00 338.50 236.00 12.50 21.00 1580.50
1959 3.00 0.00 a 18.00 71.00 24.50 206.38 a 415.00 351.50 265.00 134.50 28.00 2.00 1518.88
1960 0.00 0.00 18.00 58.50 102.50 179.50 348.50 287.00 341.50 99.00 0.00 0.00 1434.50
1961 10.50 0.50 0.00 42.00 10.00 159.50 311.00 332.50 170.50 120.00 7.00 0.00 1163.50
1962 6.31 d 0.00 c 0.00 38.00 37.50 99.50 202.00 312.50 207.00 82.00 16.00 0.00 1000.81
1963 0.00 22.00 0.00 3.00 21.00 75.00 239.00 307.50 353.50 115.00 9.00 2.00 1147.00
1964 0.00 0.00 7.50 30.00 24.50 77.50 318.00 312.50 181.00 192.00 15.50 0.00 1158.50
1965 6.31 d 0.00 0.50 69.50 43.00 24.00 204.00 351.50 108.00 173.00 3.00 1.00 983.81
1966 0.00 0.50 14.00 49.00 40.00 170.00 271.00 351.50 235.00 122.00 22.00 0.00 1275.00
1967 0.00 2.50 4.00 0.00 102.00 75.50 338.33 b 446.00 305.00 176.00 37.50 0.00 1486.83
1968 0.00 16.50 13.50 27.50 70.00 150.50 321.00 264.00 249.00 67.50 14.50 0.00 1194.00
1969 3.00 0.00 9.00 14.50 85.00 58.45 a 299.00 400.00 238.00 55.00 22.50 0.00 1184.45
1970 0.00 0.00 2.50 3.00 83.18 a 145.00 323.00 350.30 a 221.50 68.50 1.00 0.00 1197.98
1971 18.50 9.00 9.50 14.50 19.00 143.00 335.83 a 425.73 a 303.50 130.50 3.50 0.00 1412.57
1972 0.00 0.00 11.50 11.50 93.00 178.50 352.88 a 359.50 208.00 62.00 0.00 0.50 1277.38
1973 0.00 z 0.50 0.00 0.00 79.50 219.50 259.00 295.02 a 149.50 102.00 7.50 0.00 1112.52
1974 0.00 b 0.00 4.50 16.00 63.00 196.00 332.00 275.50 290.17 a 101.50 17.50 0.00 1296.17
1975 3.10 a 0.00 b 0.00 0.00 a 38.00 82.76 a 275.50 234.50 265.50 76.00 8.00 1.50 984.86
1976 9.50 0.00 8.50 10.50 76.00 225.00 319.41 c 253.68 a 246.00 160.50 62.68 b 0.00 1371.77
1977 0.00 11.50 0.00 15.50 14.00 164.50 310.00 342.00 213.00 136.00 32.00 0.00 1238.50
1978 0.00 0.00 36.00 1.50 140.50 251.50 313.50 311.50 300.50 203.00 18.00 0.00 1576.00
1979 0.00 0.00 6.50 13.50 91.50 253.50 314.00 315.17 a 404.50 32.50 i 1.00 13.00 1412.67
1980 0.00 12.95 a 0.00 a 45.00 27.50 158.00 363.00 345.28 b 198.62 a 146.50 14.50 13.00 1324.34
1981 1.07 b 22.00 0.00 d 51.50 100.00 361.00 366.50 421.50 293.00 79.50 24.31 a 1.55 a 1721.93
1982 0.00 3.50 3.50 19.50 52.50 56.00 320.00 409.50 299.50 146.00 1.50 0.00 1311.50
1983 2.50 1.50 12.00 5.00 99.50 152.00 314.00 466.50 404.50 209.50 27.50 0.00 1694.50
1984 2.00 0.00 9.50 47.50 224.50 208.00 449.50 439.00 510.50 89.00 4.00 0.00 1983.50
1985 0.00 9.00 0.00 70.00 56.00 248.00 436.00 342.00 200.00 148.00 13.50 0.00 1522.50
1986 20.00 26.50 49.00 37.50 109.00 219.00 293.50 385.00 130.00 104.00 9.00 0.00 1382.50
1987 4.00 2.00 10.50 107.00 133.00 189.50 206.50 280.00 320.50 221.00 15.50 0.00 1489.50
1988 0.50 11.00 60.00 68.00 123.00 140.50 365.50 305.50 256.00 175.50 17.50 0.50 1523.50
1989 0.00 18.50 21.00 127.50 67.50 176.00 344.50 287.50 281.00 123.50 36.00 0.50 1483.50
1990 2.00 2.00 22.00 57.69 d 71.50 297.50 420.50 330.00 326.00 201.00 30.50 0.50 1761.19
1991 0.00 11.50 0.00 35.50 55.00 123.00 254.50 319.00 192.00 n 265.50 44.00 0.00 1108.00
1992 0.00 b 17.50 0.50 108.00 152.00 194.50 369.00 480.50 339.00 169.00 14.00 0.00 1844.00
1993 0.00 2.00 38.50 56.00 137.50 260.00 286.00 340.00 298.50 156.00 13.00 0.50 1588.00
1994 1.50 0.00 19.00 48.50 43.50 275.50 292.00 459.00 324.00 98.00 0.00 a 0.00 1561.00
1995 1.03 a 39.00 7.00 25.00 39.50 144.00 334.50 396.50 350.00 165.00 23.00 0.00 1524.53
1996 0.50 11.50 12.50 99.50 118.50 246.00 369.50 402.50 278.79 a 120.38 a 33.50 0.50 1693.68
1997 0.00 0.50 53.00 73.00 257.00 226.50 289.00 415.00 436.00 155.00 48.00 8.00 1961.00
1998 0.00 0.00 6.00 49.50 15.00 104.00 375.00 310.00 k 247.50 83.50 0.00 4.98 c 885.48
1999 0.00 0.00 b 0.00 51.92 d 32.50 154.04 d 306.90 a 294.50 e 235.00 253.74 d 13.00 g 0.00 b 1328.60
2000 3.00 0.00 b 6.50 61.67 c 137.95 a 262.24 a 312.67 b 373.15 d 295.86 a 74.73 c 0.00 c 3.32 c 1531.09
2001 0.00 c 12.00 0.00 z 32.88 d 144.67 a 245.00 275.12 c 334.50 281.00 134.50 17.31 d 0.00 f 1476.98
2002 0.00 d 17.50 0.00 z 18.50 33.00 k 190.50 323.00 282.00 324.00 0.00 z 19.50 0.00 1175.00
2003 15.00 0.50 34.50 23.00 105.50 156.50 339.50 g 450.00 401.50 315.00 37.50 9.00 h 1539.00
2004 11.50 0.00 d 65.00 n 71.50 143.50 k 0.00 z 245.50 g 203.50 k 310.20 e 70.50 0.00 0.00 z 463.70
2005 8.55 b 0.00 5.50 16.50 103.50 44.00 t 262.00 f 324.50 172.50 71.50 f 46.00 10.50 687.55
2006 9.00 12.00 0.00 z 0.00 z 78.50 146.00 r 483.50 282.50 252.50 57.50 69.50 0.00 1245.00
2007 3.50 i 10.00 32.03 a 0.00 z 0.00 z 162.00 339.00 0.00 z 224.00 113.50 33.50 1.00 915.03
2008 0.00 1.50 19.50 85.50 91.00 246.50 325.00 368.00 292.50 214.50 71.00 1.50 1716.50
2009 26.50 1.50 10.00 47.50 104.50 92.50 351.00 330.00 0.00 z 105.00 27.00 0.00 1095.50
2010 1.00 3.50 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 4.50
2011 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
2012 0.00 z 0.00 z 9.50 22.00 g 83.00 138.50 244.00 449.50 399.50 169.90 e 33.00 0.50 h 1526.90
2013 1.50 0.00 b 12.73 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 14.23
Period of Record Statistics
MEAN 2.71 5.23 9.97 34.82 71.42 155.54 306.74 329.69 265.52 123.01 19.87 1.49 1316.49
S.D. 5.28 8.28 13.33 30.23 49.10 70.53 61.65 66.72 77.77 59.17 18.91 3.71 290.99
SKEW 2.62 1.80 2.02 0.96 1.27 0.43 0.29 0.35 0.42 0.90 1.15 3.41 0.37
MAX 26.50 39.00 60.00 127.50 257.00 361.00 483.50 480.50 510.50 315.00 79.00 21.00 1983.50
MIN 0.00 0.00 0.00 0.00 10.00 24.00 186.00 210.50 108.00 26.00 0.00 0.00 830.69
NO YRS 68 70 67 67 69 69 69 69 70 69 71 68 55