SKAMANIA FISH HATCHERY, WASHINGTON

Monthly Total Growing Degree Days

(457696)

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
1965 0.00 z 64.96 c 183.50 286.00 334.00 509.00 757.00 736.00 468.50 445.00 208.00 53.00 4044.96
1966 38.50 44.00 110.00 269.50 394.50 501.00 644.50 655.50 561.50 276.00 134.50 57.50 3687.00
1967 68.00 49.00 55.00 124.00 381.00 616.00 712.50 830.00 622.00 319.00 149.00 27.50 3953.00
1968 32.50 206.00 214.00 161.00 397.50 539.50 729.00 637.00 544.50 282.50 118.00 11.50 3873.00
1969 0.00 l 13.00 145.50 233.00 482.50 679.50 659.00 612.00 563.50 297.00 173.00 46.50 3904.50
1970 42.50 157.50 107.00 131.00 383.50 650.00 726.50 712.50 472.00 310.50 170.50 9.50 3873.00
1971 51.50 92.00 50.00 170.50 416.50 449.50 738.50 791.50 481.00 267.50 69.00 15.50 3593.00
1972 31.00 78.00 197.50 139.50 467.00 540.50 783.50 775.00 468.00 310.50 161.50 63.00 4015.00
1973 26.00 90.50 114.50 238.00 465.00 543.50 736.00 605.50 560.00 292.50 50.50 60.50 3782.50
1974 49.00 29.50 112.50 201.00 331.00 560.00 658.50 723.50 670.00 365.00 142.00 90.00 3932.00
1975 52.00 33.50 57.00 98.50 387.50 511.50 740.50 586.00 646.00 311.00 88.50 70.50 3582.50
1976 58.00 35.00 68.00 195.50 400.50 458.50 643.50 636.50 571.00 330.00 218.00 39.00 3653.50
1977 19.50 93.50 47.50 260.50 283.50 590.00 660.50 832.00 463.50 310.50 97.50 61.00 3719.50
1978 21.00 73.50 185.50 198.00 315.00 585.00 693.50 657.50 470.00 385.50 60.00 22.50 3667.00
1979 1.00 23.00 207.50 239.50 422.50 419.00 i 709.50 662.00 607.00 385.50 68.50 48.50 3374.50
1980 2.58 a 42.00 68.50 256.55 a 342.00 419.50 668.00 618.50 542.50 360.00 143.50 99.00 3562.64
1981 104.00 86.50 182.50 222.00 390.60 a 443.00 587.50 699.00 514.50 239.00 159.50 29.50 3657.60
1982 27.50 69.50 114.00 152.50 421.00 643.50 682.00 712.00 555.50 353.50 88.50 38.50 3858.00
1983 102.50 119.00 235.00 252.50 488.50 503.50 626.50 696.00 485.00 331.00 168.00 21.50 4029.00
1984 74.00 93.00 230.50 193.50 368.50 471.00 687.50 714.00 537.50 270.00 114.00 6.00 3759.50
1985 2.50 17.50 70.50 284.00 392.50 559.50 830.50 656.00 456.00 295.00 58.50 0.50 3623.00
1986 54.00 95.50 277.00 196.00 414.00 636.00 605.00 833.00 486.50 408.50 147.50 10.50 4163.50
1987 22.50 106.00 163.00 308.50 479.50 596.00 656.50 706.50 589.00 468.50 221.00 37.50 4354.50
1988 18.00 109.50 140.00 279.50 389.00 518.50 663.00 643.50 505.00 436.50 148.00 64.00 3914.50
1989 55.50 5.00 121.50 363.50 422.50 570.50 584.50 615.00 564.50 248.00 92.50 40.00 3683.00
1990 36.00 40.00 175.00 278.00 329.00 526.00 725.00 692.50 516.50 135.50 93.50 27.50 3574.50
1991 33.50 190.50 79.50 212.50 318.00 442.50 738.50 727.00 589.50 327.00 105.00 21.50 3785.00
1992 51.50 148.50 303.50 360.50 557.00 703.50 802.00 780.00 510.50 383.00 121.50 4.00 4725.50
1993 10.50 28.00 156.50 250.50 529.50 536.50 588.50 739.50 633.00 461.00 33.50 45.50 4012.50
1994 79.00 6.00 224.00 148.50 m 489.50 520.50 788.50 747.50 626.50 282.50 8.50 45.00 3817.50
1995 52.50 144.00 152.50 221.00 475.00 544.50 784.00 0.00 z 652.00 346.00 268.00 58.50 3698.00
1996 61.50 103.00 178.50 298.50 380.00 540.00 833.00 760.00 480.00 302.50 81.50 6.00 4024.50
1997 15.00 42.50 95.50 151.50 503.50 504.50 650.50 712.50 563.00 224.00 211.50 33.00 3707.00
1998 80.50 116.15 a 208.50 281.00 408.00 600.50 827.00 788.50 663.00 355.50 162.50 66.50 4557.65
1999 61.00 50.50 124.50 236.00 371.00 524.00 676.00 746.00 600.00 390.50 204.00 89.00 4072.50
2000 9.00 57.00 77.00 309.50 426.50 621.00 699.50 698.50 591.00 382.00 62.50 27.50 3961.00
2001 16.50 43.00 193.00 226.50 499.50 546.50 745.50 781.72 a 619.00 333.50 185.00 29.50 4219.22
2002 33.00 73.00 89.50 259.00 392.00 644.50 837.00 764.50 600.00 369.50 191.50 60.50 4314.00
2003 121.00 103.00 188.00 260.50 463.00 699.50 851.00 816.50 667.00 462.00 90.00 44.00 4765.50
2004 25.00 82.00 251.50 355.50 477.00 647.00 870.00 856.00 556.50 409.50 132.00 59.00 4721.00
2005 92.00 85.50 253.00 283.00 563.00 556.50 833.50 817.50 516.50 401.00 96.50 50.00 4548.00
2006 86.00 66.00 134.00 301.00 0.00 z 672.00 835.50 745.00 614.50 294.50 127.50 25.50 3901.50
2007 24.50 70.50 195.00 251.00 457.00 581.50 832.00 725.00 515.50 253.50 92.00 22.50 4020.00
2008 5.00 53.00 50.00 132.50 420.50 514.00 737.00 750.50 553.50 266.00 150.50 22.50 3655.00
2009 22.00 18.50 45.00 188.50 429.00 593.50 822.50 0.00 z 544.50 0.00 z 54.00 0.00 z 2717.50
2010 93.50 121.00 195.62 b 234.50 341.50 501.50 742.00 758.00 593.50 398.50 148.00 53.00 4180.62
2011 79.00 34.50 74.00 150.50 332.00 513.75 b 651.50 751.50 672.00 376.65 a 89.48 a 30.00 3754.88
2012 35.13 a 72.50 76.50 264.00 414.50 499.00 739.87 a 832.50 662.59 a 414.50 206.00 61.48 a 4278.57
2013 18.50 81.50 184.50 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 284.50
Period of Record Statistics
MEAN 44.57 74.62 146.17 233.18 415.86 555.90 724.86 724.71 561.35 337.59 128.42 40.53 3971.05
S.D. 30.29 45.30 68.02 63.73 64.92 70.19 77.89 69.64 64.17 69.78 56.57 23.56 338.75
SKEW 0.62 0.80 0.23 -0.07 0.24 0.28 0.08 -0.10 0.08 -0.22 0.19 0.37 0.90
MAX 121.00 206.00 303.50 363.50 563.00 703.50 870.00 856.00 672.00 468.50 268.00 99.00 4765.50
MIN 1.00 5.00 45.00 98.50 283.50 419.50 584.50 586.00 456.00 135.50 8.50 0.50 3562.64
NO YRS 47 49 49 47 47 47 48 46 48 47 48 47 41