LIVERMORE, CALIFORNIA

Monthly Total Growing Degree Days

(044997)

Base Temperature = 50 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 232.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 232.50
1931 54.00 115.00 208.50 313.00 577.00 519.00 814.50 744.00 558.62 a 423.00 185.00 19.50 4531.12
1932 14.50 43.00 201.00 204.00 411.50 574.00 617.00 643.50 650.50 395.50 235.00 7.50 3997.00
1933 1.50 12.50 121.50 179.50 211.50 427.00 742.50 678.00 483.00 532.00 157.00 33.50 3579.50
1934 30.00 81.00 282.00 333.50 448.00 498.50 616.50 636.50 585.00 382.50 156.50 26.50 4076.50
1935 0.00 5.50 22.00 157.50 292.00 530.50 613.00 633.50 481.50 276.00 49.50 19.50 3080.50
1936 55.50 57.50 169.00 0.00 z 446.00 556.00 739.00 721.50 637.50 451.00 117.50 9.50 3960.00
1937 0.00 14.50 128.00 144.50 399.00 549.50 739.00 707.50 571.00 436.00 179.00 62.50 3930.50
1938 3.00 40.00 50.50 149.00 394.00 508.00 688.50 597.00 575.00 307.50 79.00 37.50 3429.00
1939 8.00 26.00 40.00 277.50 408.50 519.50 638.08 a 639.50 632.50 386.50 145.00 47.50 3768.58
1940 79.00 93.73 a 175.00 229.00 398.00 604.00 640.00 630.00 506.00 377.00 106.00 94.50 3932.23
1941 50.50 75.00 155.00 157.00 412.00 463.00 702.50 574.00 506.00 323.00 173.00 56.00 3647.00
1942 43.00 33.50 61.50 131.00 261.50 476.00 667.50 681.50 538.00 448.50 124.50 33.50 3500.00
1943 35.00 57.00 118.50 213.50 392.00 404.50 632.00 602.00 600.00 361.50 130.50 32.00 3578.50
1944 16.00 14.50 113.00 120.52 a 376.50 427.50 594.00 633.50 641.50 422.00 62.00 26.00 3447.02
1945 2.00 40.50 24.00 206.00 310.00 560.00 723.00 721.00 655.50 481.00 80.00 23.50 3826.50
1946 3.50 0.50 41.00 168.50 287.00 372.50 632.00 619.50 525.00 286.50 51.50 40.50 3028.00
1947 0.00 21.00 122.00 276.50 459.00 539.50 598.50 591.50 636.00 343.00 28.50 10.00 3625.50
1948 81.50 41.50 104.00 207.00 377.50 564.83 a 697.50 689.23 a 632.14 b 381.30 a 106.50 2.58 a 3885.59
1949 0.00 a 17.00 61.00 230.50 363.73 a 574.66 a 649.50 563.00 588.50 362.50 229.00 9.00 3648.39
1950 36.50 48.50 69.00 321.67 c 332.00 h 475.50 749.68 a 705.00 618.00 393.70 a 217.24 a 66.50 3701.29
1951 14.50 33.04 c 96.10 a 204.00 410.75 a 492.93 a 596.48 b 676.83 a 589.00 372.00 114.31 a 31.00 3630.95
1952 4.00 38.50 82.67 a 226.50 394.22 a 417.50 714.07 b 651.50 661.03 a 498.00 106.50 15.50 3809.99
1953 70.50 22.50 65.10 a 173.04 b 215.50 417.50 685.44 d 537.16 b 614.00 337.12 c 152.14 b 7.23 a 3297.24
1954 2.50 33.00 52.59 c 260.50 380.50 463.93 b 680.00 520.50 502.24 a 356.50 a 102.41 a 22.22 a 3376.89
1955 2.58 a 9.00 79.57 a 85.34 a 342.00 447.00 551.59 b 669.08 a 563.79 a 364.77 a 127.76 a 59.50 3301.98
1956 21.00 16.11 b 75.50 185.00 362.18 a 510.00 638.00 584.50 561.21 a 330.00 111.50 16.50 3411.50
1957 5.00 85.62 b 116.00 250.50 328.08 a 626.38 a 678.50 574.50 618.62 a 362.50 69.00 8.00 f 3714.70
1958 16.00 135.50 36.00 230.50 422.00 536.00 672.00 813.00 707.50 560.50 173.50 98.50 4401.00
1959 52.00 27.00 193.50 329.00 256.00 h 550.71 b 706.50 652.50 500.00 449.00 123.50 22.00 3605.71
1960 18.50 22.00 141.00 181.50 283.50 665.50 721.00 624.00 554.00 312.50 79.00 13.50 3616.00
1961 3.00 47.00 36.50 195.50 234.00 588.50 728.50 672.50 520.00 397.00 90.00 23.00 3535.50
1962 24.00 28.00 23.50 242.00 255.50 504.00 616.00 620.00 511.50 298.00 124.50 35.00 3282.00
1963 6.00 135.50 32.00 65.00 291.92 a 437.50 551.50 594.50 571.50 333.50 67.00 0.00 3085.92
1964 3.00 9.00 65.00 136.00 211.50 397.00 609.00 630.00 493.50 473.00 76.50 90.00 3193.50
1965 9.50 19.50 57.00 182.50 302.00 381.00 582.50 662.50 444.00 454.00 151.00 2.00 3247.50
1966 11.50 8.00 95.00 289.00 371.00 510.00 549.50 716.00 548.50 388.00 152.50 21.50 3660.50
1967 28.50 7.00 53.00 8.50 312.00 414.00 702.00 769.50 642.00 425.00 212.00 52.50 3626.00
1968 14.50 133.00 125.00 194.00 301.00 556.00 687.50 613.50 574.00 331.50 126.50 16.50 3673.00
1969 30.00 21.50 114.50 162.50 439.50 460.00 723.50 745.50 649.50 329.50 141.00 70.50 3887.50
1970 88.00 65.50 143.50 122.00 486.00 548.50 723.00 617.50 586.50 313.00 150.00 29.50 3873.00
1971 37.50 29.50 87.00 104.00 268.00 463.00 675.50 734.00 633.50 306.50 74.50 4.00 3417.00
1972 5.50 60.50 217.00 213.62 a 420.57 a 590.00 0.00 z 630.50 484.50 325.00 0.00 z 25.50 2972.69
1973 19.50 0.00 z 0.00 z 246.00 468.50 615.00 647.50 607.50 518.50 357.50 100.50 21.70 a 3602.20
1974 39.50 19.50 139.50 148.00 332.50 526.50 644.50 672.00 606.50 423.50 99.00 0.00 z 3651.00
1975 18.50 51.50 92.50 80.00 415.00 507.00 608.50 622.00 570.00 313.00 90.00 17.00 3385.00
1976 23.50 50.50 102.00 158.50 418.50 550.50 626.50 563.00 550.50 450.02 a 199.50 12.50 3705.52
1977 10.50 108.00 78.50 293.28 a 222.50 569.50 642.00 651.50 519.00 458.50 0.00 z 88.50 3641.78
1978 57.50 67.00 0.00 z 171.00 502.50 589.66 a 712.00 729.00 570.50 468.00 78.00 4.50 3949.66
1979 9.00 19.19 a 92.00 169.00 450.00 569.00 729.50 624.00 660.00 418.00 77.50 42.00 3859.19
1980 53.50 106.00 85.50 221.00 307.00 444.50 700.50 651.00 571.00 463.50 127.00 33.00 3763.50
1981 50.50 101.00 120.00 286.00 430.50 741.00 705.00 674.00 570.50 298.50 189.50 60.00 4226.50
1982 0.00 101.00 55.50 183.50 385.50 405.50 599.50 631.50 567.50 378.00 56.00 18.50 3382.00
1983 15.00 81.50 121.00 126.00 357.50 524.50 615.00 688.50 668.50 449.00 111.50 66.00 3824.00
1984 20.00 22.00 182.50 158.00 473.00 522.00 774.50 681.50 713.00 303.50 91.50 16.00 3957.50
1985 3.50 104.00 66.00 347.00 356.50 669.00 770.00 630.50 497.50 387.00 91.00 28.00 3950.00
1986 77.50 156.00 239.00 234.00 386.00 548.00 646.00 661.00 414.50 422.00 156.50 1.50 3942.00
1987 5.50 51.00 137.00 371.50 506.00 0.00 z 559.50 684.00 612.50 505.00 120.50 57.00 3609.50
1988 32.00 127.00 206.50 274.00 383.00 557.00 809.00 697.50 602.00 443.50 135.00 31.00 4297.50
1989 9.00 48.50 178.50 354.50 396.50 530.00 676.00 667.50 541.00 369.00 156.50 17.00 3944.00
1990 33.00 36.00 165.50 343.50 388.00 564.50 728.50 737.50 602.50 463.50 125.50 0.00 4188.00
1991 30.00 130.00 50.00 195.50 321.50 458.50 707.50 625.00 678.00 546.50 169.00 13.00 3924.50
1992 5.50 115.50 182.00 352.50 559.50 558.50 705.00 754.50 621.50 503.00 150.00 17.00 4524.50
1993 20.00 39.00 221.50 255.00 418.50 615.00 671.50 696.50 597.00 445.50 118.50 35.50 4133.50
1994 23.50 27.00 192.50 253.00 362.50 533.00 649.50 687.50 597.00 374.50 0.00 z 5.50 3705.50
1995 101.50 97.00 112.50 209.00 335.00 501.50 699.50 703.50 585.50 466.50 269.50 106.50 4187.50
1996 37.00 154.50 169.50 317.00 451.50 592.00 804.50 779.50 557.50 374.50 144.50 102.00 4484.00
1997 60.50 74.50 220.00 294.00 575.50 554.50 713.00 702.50 660.00 386.00 182.50 14.50 4437.50
1998 51.50 38.00 152.50 205.50 238.50 460.00 702.00 806.00 620.00 335.50 118.50 28.50 3756.50
1999 47.00 35.00 74.00 227.50 320.00 520.00 652.00 656.50 644.00 504.50 199.00 28.00 3907.50
2000 64.00 84.50 175.00 330.00 453.00 648.00 618.00 705.50 614.00 0.00 z 65.00 31.50 3788.50
2001 0.00 43.00 242.50 175.00 653.50 663.00 686.50 703.50 601.00 502.50 213.50 31.00 4515.00
2002 33.50 85.50 134.00 263.50 398.50 569.50 735.50 695.00 661.00 411.50 175.50 46.50 4209.50
2003 90.50 39.00 200.50 143.00 429.50 581.50 821.50 704.00 675.00 521.50 83.00 59.50 4348.50
2004 19.00 43.50 325.50 343.00 440.50 559.50 708.50 719.50 636.50 358.50 99.50 39.50 4293.00
2005 5.50 87.50 196.00 216.00 431.00 502.50 825.50 779.50 538.00 415.50 194.50 95.00 4286.50
2006 44.00 96.00 47.50 204.50 484.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 876.50
Period of Record Statistics
MEAN 27.52 56.84 121.76 216.34 382.55 525.28 678.11 665.50 583.91 400.05 129.51 33.99 3797.95
S.D. 25.58 40.27 67.04 76.05 89.29 73.68 64.94 60.67 61.94 68.75 50.25 26.99 391.72
SKEW 0.98 0.74 0.61 0.01 0.26 0.13 0.16 0.12 -0.30 0.28 0.43 1.10 0.10
MAX 101.50 156.00 325.50 371.50 653.50 741.00 825.50 813.00 713.00 560.50 269.50 106.50 4531.12
MIN 0.00 0.50 22.00 8.50 211.50 372.50 549.50 520.50 414.50 276.00 28.50 0.00 3028.00
NO YRS 76 75 74 76 74 74 74 75 75 74 72 73 63