LIVERMORE, CALIFORNIA

Monthly Total Cooling Degree Days

(044997)

Base Temperature = 65 F

File last updated on Jul 24, 2006
*** Note *** Provisional Data *** After Year/Month 200603
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
1930 0.00 z 0.00 z 0.00 z 0.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.50
1931 0.00 0.00 0.00 15.50 139.00 79.00 349.50 279.00 117.93 a 33.50 15.00 0.00 1028.43
1932 0.00 0.00 0.00 0.00 27.50 139.00 170.50 186.00 203.50 27.50 5.50 0.00 759.50
1933 0.00 0.00 0.00 0.00 27.50 46.50 279.00 218.50 53.50 102.00 0.00 0.00 727.00
1934 0.00 0.00 0.00 4.50 42.00 90.50 166.00 172.50 174.50 22.50 0.00 0.00 672.50
1935 0.00 0.00 0.00 0.00 9.50 116.00 172.00 174.50 70.00 13.00 0.00 0.00 555.00
1936 0.00 0.00 0.00 0.00 z 59.50 129.50 278.00 258.00 195.50 62.50 0.00 0.00 983.00
1937 0.00 0.00 0.00 0.00 29.50 124.50 274.00 244.50 140.00 31.50 0.00 0.00 844.00
1938 0.00 0.00 0.00 3.50 43.50 88.50 223.50 143.50 142.00 9.00 0.00 0.00 653.50
1939 0.00 0.00 0.00 12.00 49.50 115.50 183.93 a 174.50 206.00 28.50 0.00 0.00 769.93
1940 0.00 0.00 a 0.00 4.50 20.00 156.50 176.00 166.50 66.50 35.00 0.00 0.00 625.00
1941 0.00 0.00 0.00 0.00 37.00 55.50 237.50 114.00 88.50 35.50 0.50 0.00 568.50
1942 0.00 0.00 0.00 0.00 22.50 70.50 203.00 217.00 113.50 53.50 0.00 0.00 680.00
1943 0.00 0.00 0.00 0.50 48.50 46.50 171.00 141.00 155.00 33.00 0.00 0.00 595.50
1944 0.00 0.00 0.00 0.00 a 32.50 57.00 133.00 170.00 207.00 26.00 0.00 0.00 625.50
1945 0.00 0.00 0.00 8.00 8.00 153.00 260.00 256.00 212.50 56.50 1.00 0.00 955.00
1946 0.00 0.00 0.00 1.50 2.00 19.00 172.00 165.00 105.50 19.00 0.00 0.00 484.00
1947 0.00 0.00 0.00 14.00 64.00 124.00 146.50 132.00 199.50 26.00 0.00 0.00 706.00
1948 0.00 0.00 0.00 3.00 19.50 130.34 a 240.50 224.23 a 223.39 b 25.83 a 0.00 0.00 a 866.80
1949 0.00 a 0.00 0.00 4.00 29.97 a 146.38 a 191.00 105.00 154.50 49.00 6.00 0.00 685.85
1950 0.00 0.00 0.00 30.00 c 57.00 h 76.50 284.68 a 246.00 187.50 47.02 a 2.07 a 0.00 873.77
1951 0.00 0.00 c 0.00 a 6.50 66.65 a 77.07 a 147.52 b 212.35 a 147.00 25.00 0.00 a 0.00 682.09
1952 0.00 0.00 0.00 a 1.00 54.25 a 38.00 250.14 b 187.50 219.31 a 90.50 0.00 0.00 840.70
1953 0.00 0.00 0.00 a 0.00 b 8.50 63.50 225.61 d 88.19 b 180.00 33.77 c 0.00 b 0.00 a 599.57
1954 0.00 0.00 0.00 c 16.00 21.00 93.21 b 215.50 84.50 75.52 a 17.05 a 0.00 a 0.00 a 522.78
1955 0.00 a 0.00 0.00 a 0.00 a 41.00 70.00 112.78 b 211.32 a 157.76 a 9.82 a 0.00 a 0.00 602.67
1956 0.00 0.00 b 0.00 5.00 33.07 a 102.50 176.50 123.00 126.72 a 30.50 0.00 0.00 597.29
1957 0.00 0.00 b 0.00 13.50 16.53 a 189.83 a 213.50 121.00 170.69 a 10.00 0.00 0.00 f 735.05
1958 0.00 0.00 0.00 2.00 40.50 98.00 211.00 348.00 263.00 136.50 1.00 0.00 1100.00
1959 0.00 0.00 2.50 15.00 19.00 h 135.00 b 245.00 198.50 81.50 71.00 0.00 0.00 748.50
1960 0.00 0.00 0.00 4.00 7.50 219.00 259.00 167.50 122.50 8.00 0.00 0.00 787.50
1961 0.00 0.00 0.00 4.00 0.00 178.50 272.50 209.50 111.50 89.00 0.00 0.00 865.00
1962 0.00 0.00 0.00 4.50 9.50 99.00 155.00 161.50 84.50 14.50 0.00 0.00 528.50
1963 0.00 0.00 0.00 0.00 6.20 a 51.50 106.00 144.00 130.00 12.50 0.00 0.00 450.20
1964 0.00 0.00 0.00 2.00 2.50 67.50 172.00 169.50 96.00 72.50 0.00 0.00 582.00
1965 0.00 0.00 0.00 8.00 19.00 30.00 133.50 200.50 42.50 40.50 0.00 0.00 474.00
1966 0.00 0.00 0.00 8.00 31.00 125.50 103.50 254.50 122.50 30.00 1.50 0.00 676.50
1967 0.00 0.00 0.00 0.00 40.00 62.00 237.50 304.50 192.00 40.50 8.50 0.00 885.00
1968 0.00 0.00 0.00 3.50 12.50 146.00 223.00 154.50 141.50 1.50 0.00 0.00 682.50
1969 0.00 0.00 0.00 0.00 39.00 47.00 258.50 280.50 210.50 7.00 0.00 0.00 842.50
1970 0.00 0.00 0.00 0.00 105.00 116.50 258.00 154.00 157.00 21.50 0.00 0.00 812.00
1971 0.00 0.00 0.00 0.00 0.00 78.00 213.00 269.00 215.50 42.00 0.00 0.00 817.50
1972 0.00 0.00 0.50 3.62 a 70.78 a 157.50 0.00 z 181.00 64.50 12.00 0.00 z 0.00 489.90
1973 0.00 0.00 z 0.00 z 2.50 90.00 200.50 195.00 156.00 85.50 10.50 0.00 0.00 a 740.00
1974 0.00 0.00 0.00 0.00 27.00 99.00 200.50 208.50 158.50 45.00 0.00 0.00 z 738.50
1975 0.00 0.00 0.00 0.00 72.50 96.00 162.00 161.50 122.50 28.00 0.00 0.00 642.50
1976 0.00 0.00 0.00 0.00 57.00 169.00 167.00 123.50 111.50 44.95 a 0.00 0.00 672.95
1977 0.00 0.00 0.00 1.55 a 11.50 169.50 193.50 198.00 113.00 58.50 0.00 z 0.00 745.55
1978 0.00 0.00 0.00 z 0.00 83.50 150.00 a 248.00 271.50 133.00 82.00 0.00 0.00 968.00
1979 0.00 0.00 a 0.00 0.00 63.00 140.00 267.00 160.50 210.50 46.50 0.00 0.00 887.50
1980 0.00 0.00 0.00 0.00 16.50 56.50 248.00 189.00 128.50 117.50 0.00 0.00 756.00
1981 0.00 0.00 0.00 34.00 41.50 292.50 240.00 210.50 127.50 8.00 0.00 0.00 954.00
1982 0.00 0.00 0.00 0.00 42.00 40.50 149.50 170.00 142.00 20.50 0.00 0.00 564.50
1983 0.00 0.00 0.00 0.00 36.00 91.00 162.50 223.50 223.50 24.00 0.00 0.00 760.50
1984 0.00 0.00 0.00 0.00 89.50 102.50 311.00 217.50 265.50 17.00 0.00 0.00 1003.00
1985 0.00 0.00 0.00 18.50 14.00 231.00 305.00 166.00 83.50 43.50 0.00 0.00 861.50
1986 0.00 0.00 0.50 10.00 33.50 107.50 184.00 196.00 52.50 29.00 0.00 0.00 613.00
1987 0.00 0.00 0.00 26.00 124.00 0.00 z 102.50 219.00 163.00 78.00 0.00 0.00 712.50
1988 0.00 0.00 2.50 12.50 47.50 147.00 344.50 235.00 161.00 58.00 4.00 0.00 1012.00
1989 0.00 0.00 0.00 31.50 41.00 107.50 212.00 202.50 111.50 30.00 5.00 0.00 741.00
1990 0.00 0.00 0.00 15.00 37.50 126.00 263.50 272.50 152.50 48.00 0.00 0.00 915.00
1991 0.00 0.00 0.00 0.00 15.00 65.50 242.50 165.00 231.00 175.00 0.00 0.00 894.00
1992 0.00 0.00 0.00 18.50 103.50 125.50 240.00 289.50 172.00 73.00 1.00 0.00 1023.00
1993 0.00 0.00 0.00 3.00 24.50 190.00 206.50 231.50 156.00 30.50 0.50 0.00 842.50
1994 0.00 0.00 0.00 2.00 19.00 106.00 184.50 222.50 152.00 20.00 0.00 z 0.00 706.00
1995 0.00 0.00 0.00 0.00 22.00 114.00 235.00 241.00 137.50 46.50 0.50 0.00 796.50
1996 0.00 0.00 0.00 29.00 57.00 158.50 339.50 314.50 110.00 68.50 0.00 0.00 1077.00
1997 0.00 0.00 2.00 10.50 132.50 111.50 248.00 237.50 210.00 21.00 8.00 0.00 981.00
1998 0.00 0.00 0.00 14.00 0.00 57.50 243.00 341.00 199.50 1.00 0.00 0.00 856.00
1999 0.00 0.00 0.00 16.00 13.00 120.50 190.00 192.50 194.50 79.50 1.50 0.00 807.50
2000 0.00 0.00 4.00 19.00 84.50 213.50 163.00 240.50 174.00 0.00 z 0.00 0.00 898.50
2001 0.00 0.00 4.50 8.50 204.50 217.50 224.50 238.50 152.50 73.00 0.00 0.00 1123.50
2002 0.00 0.00 0.00 10.00 44.50 132.00 270.50 232.50 218.50 46.00 0.00 0.00 954.00
2003 0.00 0.00 0.00 0.00 74.00 145.00 358.50 239.00 225.00 86.50 0.00 0.00 1128.00
2004 0.00 0.00 15.50 39.00 45.00 117.50 243.50 255.00 205.50 48.50 0.00 0.00 969.50
2005 0.00 0.00 1.00 0.00 40.50 82.00 360.50 314.50 99.50 29.00 0.00 0.00 927.00
2006 0.00 0.00 0.00 5.50 67.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 73.00
Period of Record Statistics
MEAN 0.00 0.00 0.45 6.90 43.38 114.75 219.00 204.65 150.82 42.42 0.86 0.00 776.40
S.D. 0.00 0.00 1.96 9.27 36.68 52.83 60.13 57.08 52.73 31.90 2.46 0.00 173.57
SKEW 0.00 0.00 6.50 1.63 1.75 0.71 0.29 0.26 -0.01 1.59 3.78 0.00 0.15
MAX 0.00 0.00 15.50 39.00 204.50 292.50 360.50 348.00 265.50 175.00 15.00 0.00 1128.00
MIN 0.00 0.00 0.00 0.00 0.00 19.00 102.50 84.50 42.50 1.00 0.00 0.00 450.20
NO YRS 76 75 74 76 74 74 74 75 75 74 72 73 63