HAWAII VOL NP HQ 54, HAWAII

Monthly Total Growing Degree Days

(511303)

Base Temperature = 40 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201303
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
1949 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 671.50 552.00 581.50 1805.00
1950 567.96 c 523.00 553.50 556.00 594.50 621.50 691.50 726.00 695.69 a 684.50 640.00 572.00 7426.15
1951 562.50 487.76 c 593.00 554.00 389.50 k 645.00 708.00 709.50 702.50 682.00 574.00 548.50 6766.76
1952 501.00 513.50 520.00 514.66 a 576.50 615.00 710.00 709.00 640.50 705.50 607.00 565.50 7178.16
1953 571.00 503.00 540.50 585.50 646.00 631.50 693.50 741.00 671.00 669.50 591.00 585.50 7429.00
1954 551.00 518.00 560.00 637.00 652.50 674.00 702.50 736.00 686.00 698.00 655.50 547.50 7618.00
1955 508.40 a 453.00 519.50 530.50 567.50 591.50 617.00 633.00 629.00 647.50 589.50 600.00 6886.40
1956 602.50 494.50 0.00 z 569.50 614.00 610.50 692.50 729.00 685.50 705.00 623.00 614.50 6940.50
1957 538.00 437.00 508.50 562.50 616.00 664.00 725.50 731.00 750.50 755.50 658.50 569.00 7516.00
1958 531.00 508.00 520.50 557.00 618.00 654.00 722.00 761.00 698.50 690.00 642.50 579.50 7482.00
1959 618.50 479.50 594.50 622.00 650.50 684.31 a 747.62 a 759.00 730.00 734.50 628.39 b 535.02 b 7783.84
1960 510.50 514.00 594.50 576.00 659.00 663.50 714.50 735.00 700.50 724.00 583.00 585.90 a 7560.40
1961 570.00 515.00 556.00 568.00 621.00 641.00 673.50 697.50 653.00 701.50 576.50 514.50 7287.50
1962 551.00 495.00 530.00 605.50 611.00 640.00 676.50 682.00 651.00 652.50 567.50 561.50 7223.50
1963 588.00 617.00 621.50 602.50 613.50 630.00 687.50 686.81 b 719.00 695.50 621.00 629.00 7711.31
1964 562.50 491.50 548.00 540.00 582.00 682.50 704.50 694.50 661.00 661.00 598.50 637.50 7363.50
1965 576.00 415.50 522.00 578.00 676.00 620.00 699.00 701.50 716.50 697.50 640.00 516.50 7358.50
1966 529.00 478.00 584.50 554.00 668.00 646.50 683.00 733.50 712.50 707.00 628.50 606.00 7530.50
1967 519.50 506.50 587.50 585.50 674.00 680.00 750.50 747.50 718.00 727.50 592.76 a 583.50 7672.76
1968 549.22 a 567.05 a 605.53 a 597.00 679.50 665.50 729.50 739.00 724.50 741.00 673.50 608.50 7879.80
1969 520.00 477.50 528.50 524.00 632.83 b 674.50 714.00 717.13 a 670.00 712.50 614.00 608.50 7393.46
1970 615.50 485.50 545.50 561.43 b 666.50 c 658.50 685.00 714.60 b 679.14 a 696.50 636.00 525.00 7469.17
1971 565.50 510.00 552.50 575.00 586.50 619.00 679.50 687.00 678.75 b 664.00 643.00 509.50 7270.25
1972 505.30 a 372.50 f 616.26 b 538.97 a 605.03 b 641.25 b 668.00 732.50 695.17 a 721.00 600.50 574.00 6897.98
1973 562.00 431.00 529.50 514.50 561.00 613.50 704.00 703.70 a 667.50 b 668.05 a 613.93 b 608.12 a 7176.80
1974 645.00 521.63 a 607.08 a 599.48 a 637.00 651.96 b 678.90 a 731.50 692.07 a 697.00 585.00 558.00 7604.63
1975 519.52 b 482.00 500.00 513.00 547.50 576.50 642.14 c 673.73 a 638.57 b 651.50 602.59 a 569.00 6916.05
1976 548.00 462.00 547.50 495.50 566.00 575.50 647.38 a 690.27 a 705.00 682.00 b 593.79 a 570.18 c 7083.12
1977 557.00 522.50 515.50 575.50 605.02 a 651.21 a 474.00 j 657.64 c 0.00 z 707.83 a 621.00 553.35 a 5966.55
1978 563.34 b 374.50 f 571.00 602.40 e 680.00 658.00 716.00 763.00 698.79 a 723.33 a 661.11 c 523.38 a 7160.37
1979 393.00 g 466.85 b 550.85 e 583.20 e 627.20 c 625.34 a 732.78 b 763.00 758.50 767.00 652.50 651.00 a 7178.21
1980 589.00 613.30 b 554.50 634.62 d 685.00 657.00 742.00 738.50 734.00 725.00 661.50 658.50 7992.91
1981 606.00 530.00 565.50 600.50 661.85 a 703.00 737.00 780.00 737.00 698.02 a 628.50 567.00 7814.37
1982 552.00 554.30 a 555.86 b 580.00 620.52 a 714.00 756.00 775.00 705.00 713.50 656.50 624.00 7806.67
1983 574.61 c 520.59 a 568.85 a 544.14 a 589.50 633.33 c 678.50 708.87 a 699.50 664.50 660.52 a 627.00 7469.90
1984 604.00 571.00 661.33 a 609.00 676.50 664.00 732.50 716.00 717.41 a 773.00 647.00 588.50 7960.25
1985 564.41 b 534.33 d 507.76 b 532.24 a 329.00 m 671.38 a 742.50 775.50 724.50 715.00 651.50 618.50 7037.63
1986 600.37 a 566.46 b 698.02 a 601.07 b 686.43 c 673.85 d 766.98 b 820.43 b 775.56 c 758.97 b 676.00 625.68 a 8249.81
1987 567.96 c 495.70 a 435.50 f 579.11 b 586.13 d 686.79 b 732.00 782.48 b 778.89 c 738.00 650.00 c 643.00 7240.06
1988 628.50 574.82 a 602.90 b 587.31 d 696.95 c 696.00 724.00 758.47 a 736.03 a 767.50 702.69 d 652.03 a 8127.20
1989 568.85 a 526.00 628.27 a 601.55 a 664.00 696.92 d 727.97 b 752.50 694.00 761.71 c 655.18 b 607.82 c 7884.77
1990 586.50 429.33 d 564.95 b 621.96 b 641.38 b 645.52 a 728.00 769.83 a 731.50 692.50 664.29 b 590.55 a 7666.31
1991 573.00 578.00 542.50 591.00 666.50 662.07 a 730.64 b 793.60 a 755.00 747.10 a 709.04 d 610.50 7958.95
1992 562.50 527.00 584.35 a 406.50 i 520.00 i 706.03 a 762.60 a 771.00 790.00 803.62 e 494.50 i 633.50 6140.60
1993 580.70 c 484.30 a 597.00 617.00 636.00 696.50 726.50 779.43 c 754.62 d 748.65 a 626.38 a 558.00 a 7805.07
1994 551.00 557.00 575.00 601.00 654.00 686.00 797.50 786.50 752.00 737.50 615.52 a 576.50 7889.52
1995 574.02 a 541.33 a 630.50 612.50 654.50 672.00 728.00 746.07 a 722.00 715.50 686.50 661.00 7943.92
1996 612.77 a 522.00 a 586.50 665.00 735.50 731.50 752.50 775.00 729.50 765.50 679.00 606.50 8161.27
1997 611.73 a 531.50 617.00 604.00 684.00 704.50 760.50 768.00 755.00 749.00 647.00 572.50 8004.73
1998 573.00 524.00 621.00 553.00 596.50 658.50 711.00 751.00 698.50 712.50 625.50 567.50 7592.00
1999 576.08 a 486.50 544.00 555.00 646.87 a 637.50 698.00 709.68 c 661.55 a 709.50 604.00 592.62 a 7421.30
2000 519.00 565.00 587.97 a 548.50 674.50 672.93 a 729.61 c 762.08 a 711.50 735.00 648.10 a 639.63 a 7793.83
2001 601.40 a 508.48 c 574.53 a 571.03 a 646.00 674.50 745.07 b 780.50 738.10 a 713.52 a 696.72 a 594.68 a 7844.54
2002 609.50 481.70 a 594.34 b 668.50 703.04 c 687.86 b 760.07 d 769.66 b 698.79 a 746.77 c 379.50 m 129.00 x 6720.23
2003 272.50 q 247.00 o 639.38 c 580.18 b 685.50 695.69 a 770.00 770.00 719.00 749.50 638.00 645.83 a 6893.08
2004 437.50 i 608.44 c 647.68 c 622.00 728.50 c 696.00 752.27 a 792.00 752.50 755.00 677.59 a 619.48 a 7651.46
2005 631.62 c 521.92 c 636.00 605.50 735.45 b 683.79 a 763.00 747.74 b 748.97 a 691.00 660.00 655.13 a 8080.13
2006 596.23 a 505.62 b 604.00 561.21 a 616.00 686.00 746.00 771.50 710.00 753.30 a 717.50 638.08 a 7905.44
2007 586.00 490.00 b 604.00 559.82 b 648.50 679.50 760.00 729.50 723.21 b 696.98 a 661.00 597.55 b 7736.07
2008 528.60 b 532.00 611.22 a 624.11 b 737.80 a 670.00 748.28 b 737.00 684.64 b 702.00 660.00 b 604.50 b 7840.15
2009 558.00 a 358.50 g 510.98 a 558.21 b 703.38 b 696.21 a 742.97 a 784.50 709.00 772.13 d 661.67 c 665.98 a 7363.03
2010 612.85 e 518.00 a 563.34 b 579.23 d 668.57 a 676.11 c 710.33 b 731.00 694.20 e 708.72 b 640.00 636.03 b 7738.39
2011 460.00 h 582.81 a 617.33 b 606.72 a 660.30 a 658.97 a 675.44 e 717.81 b 662.07 a 669.50 594.23 d 576.71 b 7021.89
2012 590.79 e 522.56 c 519.77 a 200.00 r 591.77 c 487.00 f 639.12 a 663.83 b 610.18 b 664.84 c 428.50 f 553.23 e 5356.07
2013 531.81 b 434.54 b 522.50 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 1488.85
Period of Record Statistics
MEAN 568.86 513.57 573.59 579.56 643.59 660.96 717.31 738.11 707.14 714.01 635.53 593.64 7635.59
S.D. 34.20 44.32 43.31 36.00 45.64 32.65 36.04 37.72 37.57 35.37 36.38 39.45 321.41
SKEW -0.03 0.15 0.38 0.04 0.02 -0.53 -0.48 -0.44 -0.20 0.16 -0.05 -0.14 -0.34
MAX 645.00 617.00 698.02 668.50 737.80 731.50 797.50 820.43 790.00 803.62 717.50 665.98 8249.81
MIN 501.00 415.50 500.00 495.50 547.50 575.50 617.00 633.00 610.18 647.50 552.00 509.50 6886.40
NO YRS 60 60 62 61 60 62 62 63 62 64 61 63 48