LIVERMORE, CALIFORNIA

Monthly Total Growing Degree Days

(044997)

Base Temperature = 40 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201302
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
1903 228.00 192.00 399.50 457.24 a 707.50 844.50 870.50 903.28 b 867.00 800.32 a 468.00 267.63 a 7005.47
1904 224.00 296.73 a 404.00 491.00 733.67 a 871.03 a 913.00 901.58 a 929.50 707.66 b 411.60 e 220.21 b 7103.98
1905 281.50 326.15 a 504.50 515.00 c 554.38 a 754.14 a 939.82 a 912.50 860.00 c 681.48 a 435.00 a 206.84 b 6971.31
1906 278.48 a 401.00 395.50 501.67 c 616.12 c 773.04 b 1089.81 b 980.93 c 851.79 b 766.22 a 407.14 b 251.32 c 7313.02
1907 223.89 d 420.00 341.52 a 588.00 632.92 a 747.86 b 891.50 919.50 0.00 z 705.77 a 481.55 a 301.14 c 6253.64
1908 326.10 e 176.00 k 489.44 e 567.00 575.50 736.00 1059.17 d 966.50 875.00 616.00 444.31 a 168.00 6823.02
1909 345.50 300.50 337.00 0.00 z 605.50 780.00 891.00 937.00 879.00 701.50 431.50 179.50 6388.00
1910 155.00 261.00 506.16 b 450.00 g 727.95 c 712.24 a 965.00 958.00 798.50 752.27 a 438.62 a 312.07 a 6586.80
1911 281.07 a 226.59 a 450.02 a 455.69 a 567.50 741.21 a 1004.29 b 853.53 a 764.50 659.30 c 442.22 c 285.09 c 6731.01
1912 358.71 c 403.50 353.73 c 409.80 e 669.82 c 844.00 908.09 b 918.12 a 864.50 656.68 a 405.54 b 289.33 d 7081.82
1913 199.20 d 342.72 c 396.80 a 517.00 717.50 765.00 a 714.00 i 1068.98 a 961.00 777.30 d 345.50 f 203.00 f 5745.50
1914 241.50 h 331.50 553.50 575.50 706.50 785.00 0.00 z 970.00 857.00 753.00 509.50 212.50 6254.00
1915 248.50 335.00 542.00 550.50 605.50 835.00 968.23 a 1035.00 895.00 808.00 435.00 339.00 7596.73
1916 193.50 404.00 494.00 606.50 627.50 810.00 989.00 848.00 793.50 546.50 411.00 187.00 6910.50
1917 191.00 352.50 305.50 517.00 531.00 797.00 941.00 803.00 876.50 743.50 500.50 397.00 6955.50
1918 305.50 348.50 498.00 536.50 601.40 a 982.00 647.50 i 0.00 z 858.00 816.85 a 386.50 188.50 5521.75
1919 259.00 297.50 437.50 549.00 697.50 738.50 862.00 899.50 785.50 565.50 320.50 158.50 6570.50
1920 253.50 247.50 278.50 440.50 339.50 m 127.50 y 837.00 1007.50 b 772.00 649.00 355.80 e 201.50 5042.80
1921 191.54 c 345.50 393.91 b 521.67 c 602.95 a 887.88 d 977.00 881.50 807.00 673.50 424.50 283.00 6989.95
1922 62.00 175.00 286.50 363.00 655.00 788.50 966.50 880.50 956.50 611.00 298.00 219.50 6262.00
1923 123.00 201.50 433.50 433.50 592.00 618.00 854.50 898.50 892.00 640.00 476.00 184.00 6346.50
1924 91.50 m 375.50 348.50 554.50 742.00 821.50 846.00 895.00 823.50 568.50 372.00 148.00 6495.00
1925 202.50 329.50 365.00 459.00 638.50 514.50 h 955.00 832.50 700.00 606.00 348.00 204.00 5640.00
1926 108.00 320.50 520.00 624.00 691.00 845.50 977.50 900.00 707.50 701.50 548.50 197.00 7141.00
1927 236.50 301.50 327.00 426.50 594.50 772.50 925.00 857.00 724.50 688.00 434.50 190.13 a 6477.63
1928 186.00 280.50 551.00 371.00 h 785.00 843.00 923.00 903.50 895.50 682.50 377.50 143.00 6570.50
1929 125.50 240.50 420.50 427.00 665.00 847.50 926.00 975.50 834.00 732.50 438.00 368.00 7000.00
1930 205.00 377.00 474.00 519.50 568.50 848.50 938.50 930.00 791.00 731.00 466.50 277.00 7126.50
1931 310.57 d 389.50 515.12 a 616.00 887.00 818.50 1124.50 1051.23 c 858.00 733.00 457.00 213.50 7973.92
1932 212.50 0.00 z 0.00 z 0.00 z 0.00 z 114.00 z 927.00 953.50 950.50 705.50 535.00 134.00 4418.00
1933 99.50 214.50 420.00 463.50 519.50 727.00 1052.50 988.00 783.00 842.00 449.00 232.00 6790.50
1934 249.00 343.50 592.00 633.50 758.00 798.50 926.50 946.50 885.00 692.50 451.00 238.00 7514.00
1935 166.50 211.00 227.00 451.50 602.00 830.50 923.00 943.50 781.50 575.50 304.50 238.00 6254.50
1936 302.00 284.50 455.00 527.00 756.50 856.00 1049.00 1031.50 937.50 761.50 411.00 185.50 7557.00
1937 59.00 214.50 419.00 444.00 709.00 849.50 1049.00 1017.50 871.00 746.00 479.00 287.50 7145.00
1938 201.00 264.44 a 321.00 445.50 704.00 808.00 998.50 907.00 875.00 617.50 349.00 262.00 6752.94
1939 232.50 203.50 308.50 577.50 718.50 820.50 956.00 952.50 932.50 695.00 444.00 309.50 7150.50
1940 284.50 365.00 473.00 528.00 708.00 904.00 950.00 950.31 b 449.50 m 687.00 363.00 343.50 6556.31
1941 296.50 339.50 462.50 450.50 721.00 753.00 1012.50 877.00 807.00 634.00 425.00 290.00 7068.50
1942 206.00 236.50 340.00 420.50 568.00 775.50 976.00 991.50 833.00 753.50 404.00 272.00 6776.50
1943 253.50 286.00 415.50 510.50 702.00 704.50 942.00 912.00 900.00 672.00 421.50 288.50 7008.00
1944 246.50 230.00 404.50 415.00 686.50 727.50 904.00 943.50 941.50 723.00 332.00 257.50 6811.50
1945 137.00 268.50 262.50 494.00 608.50 860.00 1033.00 1031.00 955.50 791.00 349.66 a 191.17 d 6981.82
1946 174.50 145.19 a 317.00 463.97 a 597.00 675.00 0.00 z 0.00 z 0.00 z 579.18 a 316.00 224.00 3491.83
1947 73.50 251.00 419.50 592.00 756.40 a 847.00 936.41 b 1083.40 b 0.00 z 651.50 269.00 180.00 6059.71
1948 363.50 251.50 407.50 498.10 a 683.03 a 864.83 a 1007.50 1003.50 924.00 687.50 387.00 109.00 7186.96
1949 33.00 150.00 346.00 530.50 676.50 879.50 959.50 873.00 888.50 666.00 529.00 154.00 6685.50
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 310.50 328.00 321.00 504.50 794.50 957.50 1187.50 979.50 899.50 664.00 439.00 261.50 7647.00
2007 198.00 317.50 550.00 595.50 750.00 868.00 1013.50 1039.50 832.00 653.00 481.50 223.00 7521.50
2008 202.00 305.50 444.50 537.00 752.00 908.00 1032.00 1055.00 950.50 756.50 503.00 178.50 7624.50
2009 287.00 291.00 440.50 545.50 823.50 848.00 1006.50 1023.00 1005.50 687.50 382.00 210.00 7550.00
2010 250.50 340.50 418.50 454.50 603.00 867.50 971.50 927.50 924.50 726.00 389.00 322.00 7195.00
2011 252.50 248.00 417.50 504.50 594.50 802.00 987.00 972.50 987.00 728.50 355.00 231.00 7080.00
2012 277.00 342.50 407.50 575.50 745.00 856.50 990.50 1049.50 916.50 755.50 470.50 255.00 7641.50
2013 143.00 249.50 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 392.50
Period of Record Statistics
MEAN 215.33 292.63 410.68 510.10 680.55 821.69 979.23 965.80 875.93 704.48 410.85 232.72 7100.95
S.D. 75.40 68.99 83.94 79.26 87.08 73.14 69.00 66.12 67.64 69.30 63.40 69.98 466.10
SKEW -0.04 0.00 0.18 -0.33 0.34 0.08 0.30 0.01 -0.37 0.08 -0.02 0.16 0.00
MAX 372.00 420.00 635.00 671.50 963.50 1041.00 1187.50 1123.00 1013.00 870.50 569.50 403.50 7991.50
MIN 33.00 145.19 227.00 237.50 511.50 618.00 837.00 803.00 700.00 546.50 269.00 46.50 6062.77
NO YRS 109 108 107 106 106 106 105 108 106 109 106 107 84