LIVERMORE, CALIFORNIA

Monthly Total Growing Degree Days

(044997)

Base Temperature = 50 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 37.50 37.00 109.50 161.90 a 397.50 544.50 560.50 593.28 b 567.00 490.32 a 179.50 24.80 a 3703.29
1904 16.50 52.82 a 123.50 200.00 423.67 a 571.03 a 603.00 591.58 a 629.50 397.66 b 116.40 e 22.98 b 3748.64
1905 43.50 96.96 a 200.50 215.00 c 244.38 a 454.14 a 629.82 a 602.50 560.00 c 371.48 a 152.07 a 15.50 b 3585.85
1906 44.43 a 124.00 129.00 206.11 c 306.12 c 473.04 b 779.81 b 670.93 c 551.79 b 456.22 a 144.64 b 31.00 c 3917.09
1907 39.04 d 147.00 72.33 a 289.00 322.92 a 447.86 b 581.50 609.50 0.00 z 395.77 a 182.59 a 55.91 c 3143.41
1908 49.48 e 15.00 k 187.19 e 267.00 265.50 436.00 749.17 d 656.50 575.00 306.00 177.41 a 12.00 3681.25
1909 99.00 50.00 55.50 0.00 z 295.50 480.00 581.00 627.00 579.00 391.50 155.00 13.50 3327.00
1910 4.00 40.50 208.45 b 220.00 g 424.04 c 412.24 a 655.00 648.00 498.50 442.27 a 150.52 a 52.70 a 3536.21
1911 35.65 a 23.85 a 153.45 a 167.59 a 257.50 441.21 a 694.29 b 543.53 a 464.50 349.30 c 153.89 c 50.38 c 3335.14
1912 70.30 c 113.50 69.20 c 124.80 e 359.82 c 544.00 598.09 b 608.12 a 564.50 346.68 a 109.82 b 35.59 d 3544.42
1913 13.78 d 86.80 c 120.90 a 218.50 407.50 465.00 a 494.00 i 758.98 a 661.00 467.30 d 121.00 f 26.00 f 3199.76
1914 47.50 h 80.50 248.50 275.50 396.50 485.00 0.00 z 660.00 557.00 443.00 217.00 8.50 3371.50
1915 14.50 71.00 232.50 250.50 296.50 535.00 658.23 a 725.00 595.00 498.00 140.50 68.50 4085.23
1916 10.50 139.50 199.00 306.50 317.50 510.00 679.00 538.00 493.50 236.50 134.50 11.50 3576.00
1917 12.00 87.50 30.50 223.50 221.00 497.00 631.00 493.00 576.50 433.50 203.00 101.50 3510.00
1918 43.50 93.00 201.50 236.50 291.40 a 682.00 427.50 i 0.00 z 558.00 506.85 a 95.00 1.50 2709.25
1919 42.50 58.00 134.00 249.00 387.50 438.50 552.00 589.50 485.50 262.00 53.50 5.00 3257.00
1920 27.00 18.00 21.50 146.50 159.50 m 77.50 y 527.00 697.50 b 472.00 339.00 89.40 e 0.50 2338.40
1921 7.75 c 112.00 88.19 b 233.33 c 293.98 a 587.88 d 667.00 571.50 507.00 363.50 158.50 33.50 3624.14
1922 3.00 6.00 34.50 88.00 347.50 488.50 656.50 570.50 656.50 302.00 39.00 13.50 3205.50
1923 7.00 52.00 142.00 137.50 282.00 318.00 544.50 588.50 592.00 330.00 176.50 4.50 3174.50
1924 9.50 m 92.50 67.50 255.00 432.00 521.50 536.00 585.00 523.50 258.50 98.00 8.50 3378.00
1925 28.00 69.00 96.50 165.00 328.50 294.50 h 645.00 522.50 400.00 296.00 61.00 24.50 2636.00
1926 9.50 63.50 213.00 324.00 381.00 545.50 667.50 590.00 407.50 391.50 250.00 43.50 3886.50
1927 29.50 62.00 52.50 150.50 284.50 472.50 615.00 547.00 424.50 378.00 156.00 29.97 a 3201.97
1928 24.00 36.00 241.00 156.50 h 475.00 543.00 613.00 593.50 595.50 372.50 92.00 6.00 3591.50
1929 5.00 39.00 133.00 152.00 355.00 547.50 616.00 665.50 534.00 422.50 141.50 124.00 3735.00
1930 14.00 119.50 175.50 219.50 261.00 548.50 628.50 620.00 491.00 421.00 174.00 50.50 3723.00
1931 49.37 d 115.00 208.22 a 316.00 577.00 518.50 814.50 741.23 c 558.00 423.00 184.50 19.50 4524.82
1932 14.50 0.00 z 0.00 z 0.00 z 0.00 z 84.00 z 617.00 643.50 650.50 395.50 235.00 7.50 2563.50
1933 1.50 12.50 121.50 179.50 211.50 427.00 742.50 678.00 483.00 532.00 157.00 32.50 3578.50
1934 30.00 81.00 282.00 333.50 448.00 498.50 616.50 636.50 585.00 382.50 156.50 26.00 4076.00
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 57.50 169.00 232.50 446.50 556.00 739.00 721.50 637.50 451.50 117.50 9.50 4193.50
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 37.85 a 50.50 149.00 394.00 508.00 688.50 597.00 575.00 307.50 79.00 37.50 3426.85
1939 8.00 26.00 40.00 277.50 408.50 520.50 646.00 642.50 632.50 386.50 145.50 47.50 3781.00
1940 79.00 95.50 175.00 229.00 398.00 604.00 640.00 640.31 b 279.50 m 377.00 93.00 86.50 3417.31
1941 48.50 76.50 154.00 154.00 411.00 453.00 702.50 567.00 507.00 324.00 175.00 56.00 3628.50
1942 43.00 34.50 61.50 127.00 259.00 475.50 666.00 681.50 533.00 443.50 126.00 33.50 3484.00
1943 35.50 61.00 117.50 212.00 392.00 404.50 632.00 602.00 600.00 362.00 130.50 33.00 3582.00
1944 16.00 14.50 113.00 116.50 376.50 427.50 594.00 633.50 641.50 413.00 62.00 26.00 3434.00
1945 3.00 39.50 25.50 206.00 298.50 560.00 723.00 721.00 655.50 481.00 82.76 a 18.37 d 3814.13
1946 3.50 0.52 a 41.00 168.10 a 287.00 375.00 0.00 z 0.00 z 0.00 z 284.68 a 51.50 37.50 1248.81
1947 0.00 21.00 122.50 293.50 446.40 a 547.00 626.41 b 773.40 b 0.00 z 341.50 25.00 9.50 3206.21
1948 80.00 42.00 105.00 198.10 a 373.03 a 564.83 a 697.50 693.50 624.00 380.50 106.50 2.50 3867.46
1949 0.00 17.00 61.00 230.50 366.50 579.50 649.50 563.00 588.50 362.50 229.00 9.00 3656.00
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 47.50 204.50 484.50 657.50 877.50 669.50 599.50 354.00 171.00 50.00 4255.50
2007 9.00 70.50 247.50 295.50 440.00 568.00 703.50 729.50 532.00 343.00 189.00 23.50 4151.00
2008 15.00 49.50 136.00 240.00 442.00 608.00 722.00 745.00 650.50 446.50 203.00 6.00 4263.50
2009 47.50 51.00 151.50 246.00 513.50 548.00 696.50 713.00 705.50 377.50 100.50 19.00 4169.50
2010 18.50 72.50 130.50 160.50 293.00 567.50 661.50 617.50 624.50 416.00 157.50 72.00 3791.50
2011 36.50 52.00 121.00 210.50 284.50 502.00 677.00 662.50 687.00 418.50 69.00 34.50 3755.00
2012 37.50 81.00 113.00 277.50 435.00 556.50 680.50 739.50 616.50 445.50 180.50 48.50 4211.50
2013 11.00 25.50 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 36.50
Period of Record Statistics
MEAN 27.44 61.10 125.71 216.31 371.05 521.69 669.23 655.80 575.93 395.02 133.83 33.34 3788.43
S.D. 24.11 39.10 66.43 71.82 86.57 73.14 69.00 66.12 67.64 68.58 50.26 27.20 377.89
SKEW 1.07 0.57 0.46 -0.02 0.36 0.08 0.30 0.01 -0.37 0.11 0.20 1.19 0.13
MAX 101.50 156.00 325.50 371.50 653.50 741.00 877.50 813.00 713.00 560.50 269.50 124.00 4524.82
MIN 0.00 0.52 21.50 8.50 211.50 318.00 527.00 493.00 400.00 236.50 25.00 0.00 3080.50
NO YRS 109 108 107 106 106 106 105 108 106 109 106 107 84