LIVERMORE, CALIFORNIA

Monthly Total Growing Degree Days

(044997)

Base Temperature = 40 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 527.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 527.00
1931 320.50 389.50 515.50 613.00 887.00 819.00 1124.50 1054.00 858.62 a 733.00 457.00 213.50 7985.12
1932 212.50 259.50 511.00 503.50 721.50 874.00 927.00 953.50 950.50 705.50 535.00 134.00 7287.50
1933 99.50 214.50 420.00 463.50 519.50 727.00 1052.50 988.00 783.00 842.00 449.00 233.00 6791.50
1934 249.00 343.50 592.00 633.50 758.00 798.50 926.50 946.50 885.00 692.50 451.00 238.50 7514.50
1935 166.50 211.00 227.50 451.50 602.00 830.50 923.00 943.50 781.50 575.50 304.50 238.00 6255.00
1936 302.00 284.50 455.00 0.00 z 756.00 856.00 1049.00 1031.50 937.50 761.00 411.00 185.00 7028.50
1937 58.50 214.50 419.00 444.00 709.00 849.50 1049.00 1017.50 871.00 746.00 479.00 287.50 7144.50
1938 201.00 268.50 321.00 445.50 704.00 808.00 998.50 907.00 875.00 617.50 349.00 262.00 6757.00
1939 232.50 203.50 308.50 577.50 718.50 819.50 948.08 a 949.50 932.50 695.00 443.50 310.00 7138.58
1940 284.50 352.66 a 473.00 528.00 708.00 904.00 950.00 940.00 806.00 687.00 383.00 361.50 7377.66
1941 307.50 338.00 464.00 453.50 722.00 763.00 1012.50 884.00 806.00 633.00 423.00 295.00 7101.50
1942 206.00 241.50 340.00 425.50 570.50 776.00 977.50 991.50 838.00 758.50 406.50 273.00 6804.50
1943 253.00 281.00 416.50 512.00 702.00 704.50 942.00 912.00 900.00 671.50 421.50 287.50 7003.50
1944 246.50 230.00 404.50 419.48 a 686.50 727.50 904.00 943.50 941.50 732.00 332.00 260.00 6827.48
1945 134.50 267.50 255.00 494.00 620.00 860.00 1033.00 1031.00 955.50 791.00 348.00 205.00 6994.50
1946 174.50 145.50 317.00 464.50 597.00 672.50 942.00 929.50 825.00 581.50 318.50 227.00 6194.50
1947 69.00 253.00 418.00 575.00 769.00 839.50 908.50 901.50 936.00 653.00 274.50 185.50 6782.50
1948 359.00 255.00 400.50 506.00 687.50 864.83 a 1007.50 999.23 a 932.14 b 688.20 a 387.00 105.92 a 7192.82
1949 30.48 a 150.00 346.00 530.50 673.73 a 874.66 a 959.50 873.00 888.50 666.00 529.00 154.00 6675.37
1950 129.00 251.50 353.00 618.33 c 562.00 h 775.50 1059.68 a 1015.00 918.00 702.67 a 511.55 a 301.00 6635.23
1951 195.00 225.12 c 324.98 a 501.50 720.75 a 792.93 a 906.48 b 986.83 a 889.00 682.00 392.59 a 212.00 6829.19
1952 139.50 257.50 290.37 a 525.00 704.22 a 717.50 1024.07 b 961.50 961.03 a 808.00 329.00 229.00 6946.69
1953 316.00 245.50 322.40 a 452.14 b 520.00 717.50 995.44 d 847.16 b 914.00 647.12 c 439.82 b 242.83 a 6659.92
1954 180.50 230.00 299.48 c 560.00 690.50 763.93 b 990.00 830.50 802.24 a 666.50 a 378.62 a 165.33 a 6557.61
1955 87.32 a 184.00 349.78 a 365.17 a 652.00 747.00 861.59 b 979.08 a 863.79 a 674.77 a 373.97 a 289.00 6427.47
1956 249.50 170.78 b 347.50 469.00 672.18 a 810.00 948.00 894.50 861.21 a 632.50 390.00 197.00 6642.17
1957 116.00 295.08 b 413.00 550.50 638.08 a 926.38 a 988.50 884.50 918.62 a 672.50 350.00 182.50 f 6753.16
1958 249.50 403.50 302.00 523.50 732.00 836.00 982.00 1123.00 1007.50 870.50 441.50 403.50 7874.50
1959 293.00 233.50 501.00 629.00 486.00 h 850.71 b 1016.50 962.50 800.00 759.00 419.00 227.00 6691.21
1960 170.50 244.50 424.50 474.00 593.50 965.50 1031.00 934.00 854.00 622.50 338.50 151.00 6803.50
1961 101.50 281.50 311.00 488.00 542.00 888.50 1038.50 982.50 820.00 707.00 348.50 147.00 6656.00
1962 147.00 229.00 259.50 540.50 562.00 804.00 926.00 930.00 811.50 608.00 398.50 215.00 6431.00
1963 85.00 411.00 285.50 319.00 597.27 a 737.50 861.50 904.50 871.50 643.50 300.00 46.50 6062.77
1964 116.00 194.50 280.00 413.00 511.50 697.00 919.00 940.00 793.50 783.00 293.50 304.00 6245.00
1965 192.50 214.00 341.00 454.50 609.00 681.00 892.50 972.50 744.00 764.00 415.00 99.00 6379.00
1966 168.00 170.00 347.50 589.00 681.00 810.00 859.50 1026.00 848.50 698.00 426.50 202.50 6826.50
1967 222.00 201.50 318.00 237.50 618.00 714.00 1012.00 1079.50 942.00 735.00 488.00 181.00 6748.50
1968 171.00 413.00 428.50 493.00 611.00 856.00 997.50 923.50 874.00 641.50 404.00 165.00 6978.00
1969 183.00 216.00 372.50 454.50 749.50 760.00 1033.50 1055.50 949.50 639.50 422.00 334.50 7170.00
1970 314.00 337.50 440.00 411.50 796.00 848.50 1033.00 927.50 886.50 623.00 442.50 197.00 7257.00
1971 204.00 224.00 346.00 395.00 577.50 763.00 985.50 1044.00 933.50 612.00 359.50 119.00 6563.00
1972 111.50 311.50 514.00 509.48 a 730.57 a 890.00 0.00 z 940.50 784.50 634.00 0.00 z 146.50 5572.55
1973 178.50 0.00 z 0.00 z 543.50 778.50 915.00 957.50 917.50 818.50 667.50 349.50 256.78 a 6382.78
1974 223.00 234.00 425.00 440.00 642.00 826.50 954.50 982.00 906.50 733.50 378.50 0.00 z 6745.50
1975 205.50 289.00 374.50 328.00 723.50 807.00 918.50 932.00 870.00 623.00 338.00 227.00 6636.00
1976 224.00 289.00 366.50 450.50 728.50 850.50 936.50 873.00 850.50 760.02 a 484.50 228.50 7042.02
1977 166.50 368.50 354.00 593.28 a 532.50 869.50 952.00 961.50 819.00 768.50 0.00 z 363.00 6748.28
1978 332.50 329.00 0.00 z 468.50 812.50 889.66 a 1022.00 1039.00 870.50 777.50 317.50 99.50 6958.16
1979 153.00 239.56 a 382.00 467.50 760.00 869.00 1039.50 934.00 960.00 728.00 356.50 267.50 7156.56
1980 273.00 382.00 385.50 517.50 616.50 744.50 1010.50 961.00 871.00 773.50 420.50 245.50 7201.00
1981 258.00 366.50 425.00 586.00 740.50 1041.00 1015.00 984.00 870.50 608.50 479.00 328.50 7702.50
1982 96.50 323.50 320.50 462.50 695.50 705.50 909.50 941.50 867.50 688.00 280.00 212.50 6503.00
1983 179.50 346.00 422.50 421.00 667.50 824.50 925.00 998.50 968.50 759.00 375.50 321.50 7209.00
1984 198.50 262.50 491.50 457.00 783.00 822.00 1084.50 991.50 1013.00 613.50 365.00 173.50 7255.50
1985 130.50 327.00 338.50 647.00 666.50 969.00 1080.00 940.50 797.50 697.00 303.50 159.50 7056.50
1986 360.50 404.00 547.50 534.00 695.00 848.00 956.00 971.00 714.50 732.00 447.50 162.00 7372.00
1987 173.50 290.00 435.00 671.50 816.00 0.00 z 869.50 994.00 912.50 815.00 410.50 246.00 6633.50
1988 266.00 381.50 513.50 574.00 693.00 857.00 1119.00 1007.50 902.00 753.50 420.50 233.50 7721.00
1989 183.00 222.00 471.00 654.50 706.50 830.00 986.00 977.50 841.00 679.00 436.50 199.00 7186.00
1990 247.00 205.00 464.00 643.50 698.00 864.50 1038.50 1047.50 902.50 773.50 401.00 115.00 7400.00
1991 245.00 408.50 328.50 495.50 631.50 758.50 1017.50 935.00 978.00 856.50 458.50 209.00 7322.00
1992 158.00 396.50 492.00 652.50 869.50 858.50 1015.00 1064.50 921.50 813.00 434.00 204.00 7879.00
1993 202.00 269.00 531.50 555.00 728.50 915.00 981.50 1006.50 897.00 755.50 381.00 214.00 7436.50
1994 246.00 230.00 497.00 553.00 672.50 833.00 959.50 997.50 897.00 684.50 0.00 z 157.50 6727.50
1995 372.00 362.00 400.00 507.50 645.00 801.50 1009.50 1013.50 885.50 776.50 569.50 367.50 7710.00
1996 289.50 405.50 476.00 617.00 761.50 892.00 1114.50 1089.50 857.50 684.50 442.50 361.50 7991.50
1997 276.00 345.50 522.00 594.00 885.50 854.50 1023.00 1012.50 960.00 696.00 480.50 222.50 7872.00
1998 295.50 292.00 437.00 500.00 548.50 760.00 1012.00 1116.00 920.00 645.50 416.00 190.50 7133.00
1999 255.00 269.50 362.00 518.00 630.00 820.00 962.00 966.50 944.00 814.50 494.00 272.00 7307.50
2000 343.00 362.50 479.00 630.00 763.00 948.00 928.00 1015.50 914.00 0.00 z 300.00 291.50 6974.50
2001 194.00 273.00 547.50 469.00 963.50 963.00 996.50 1013.50 901.00 812.50 501.00 284.00 7918.50
2002 203.00 331.00 418.50 563.00 708.50 869.50 1045.50 1005.00 961.00 721.50 471.50 312.00 7610.00
2003 369.00 284.00 510.50 439.50 739.50 881.50 1131.50 1014.00 975.00 831.50 354.50 302.50 7833.00
2004 231.00 303.00 635.00 643.00 750.50 859.50 1018.50 1029.50 936.50 668.50 374.00 282.50 7731.50
2005 188.00 364.00 506.00 516.00 741.00 802.50 1135.50 1089.50 838.00 725.50 483.50 347.00 7736.50
2006 310.50 328.00 321.00 504.50 794.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2258.50
Period of Record Statistics
MEAN 211.51 284.41 404.80 509.97 692.01 825.29 988.11 975.50 883.91 709.36 404.01 231.33 7092.19
S.D. 78.90 70.24 86.73 84.11 90.04 73.68 64.94 60.67 61.94 69.64 65.39 73.64 493.78
SKEW 0.04 0.19 0.27 -0.34 0.23 0.13 0.16 0.12 -0.31 0.24 0.11 0.03 0.05
MAX 372.00 413.00 635.00 671.50 963.50 1041.00 1135.50 1123.00 1013.00 870.50 569.50 403.50 7991.50
MIN 30.48 145.50 227.50 237.50 511.50 672.50 859.50 830.50 714.50 575.50 274.50 46.50 6062.77
NO YRS 76 75 74 76 74 74 74 75 75 74 72 73 63