GRAYS RIVER HATCHERY, WASHINGTON

Monthly Total Growing Degree Days

(453333)

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
1962 0.00 z 0.00 z 84.50 p 295.50 316.50 521.50 647.50 697.00 635.00 436.00 240.00 145.50 3934.50
1963 29.50 260.50 157.50 256.00 479.50 523.50 633.00 718.00 693.50 444.00 178.00 121.50 4494.50
1964 64.50 68.00 125.00 198.00 337.00 498.00 695.00 605.50 517.00 394.00 105.50 61.00 3668.50
1965 47.00 74.15 a 182.00 279.50 336.00 497.50 716.10 a 705.50 512.00 460.00 234.50 80.50 4124.75
1966 52.00 49.00 129.50 277.00 397.00 495.00 641.00 653.00 599.00 327.57 a 181.07 b 131.50 3932.64
1967 93.00 65.50 71.50 130.50 401.00 584.50 673.00 772.50 648.10 a 363.00 187.00 50.00 4039.60
1968 70.50 193.00 188.50 174.50 394.00 480.00 707.00 605.00 540.50 288.00 162.50 39.50 3843.00
1969 8.50 13.50 110.00 169.50 438.00 589.50 573.00 562.00 543.50 282.50 173.50 110.00 3573.50
1970 92.00 153.50 151.50 160.50 415.00 607.00 688.00 648.50 451.00 298.50 176.50 33.00 3875.00
1971 72.00 75.50 63.00 186.50 405.50 417.00 651.00 704.00 471.00 288.00 131.50 16.00 3481.00
1972 31.00 65.00 156.00 111.72 a 457.25 a 495.00 651.00 705.00 458.00 293.00 158.00 100.50 3681.47
1973 55.00 78.00 102.00 226.50 402.50 487.50 634.00 546.50 543.00 321.00 82.00 122.50 3600.50
1974 62.00 43.00 121.00 200.50 271.00 487.00 595.72 a 679.00 654.00 359.00 186.00 117.00 3775.22
1975 65.00 40.00 43.29 b 104.50 370.00 452.59 a 632.50 566.00 557.50 272.50 115.50 73.00 3292.38
1976 63.50 31.00 65.00 175.50 369.00 413.00 586.00 568.50 558.50 365.50 199.50 65.50 3460.50
1977 48.50 116.00 56.00 251.00 279.50 526.00 582.50 747.50 472.76 a 320.00 125.50 96.00 3621.26
1978 104.50 161.00 215.50 241.50 344.00 602.50 691.50 654.50 501.00 407.00 75.50 31.00 4029.50
1979 4.13 a 51.33 a 225.00 269.50 436.00 518.00 681.00 666.50 626.50 432.93 b 155.50 168.50 4234.90
1980 42.50 124.00 142.00 292.50 392.50 461.00 670.63 a 587.00 547.50 399.50 209.50 165.00 4033.63
1981 164.50 127.00 219.50 257.50 407.13 a 499.50 641.00 760.00 572.07 a 321.50 202.00 92.50 4264.20
1982 39.50 84.50 112.00 155.00 373.00 553.50 629.50 661.00 583.50 380.00 107.00 71.00 3749.50
1983 141.50 171.00 239.00 267.00 498.50 507.00 649.50 692.00 481.00 282.00 176.00 29.00 4133.50
1984 120.00 105.50 229.00 164.00 306.50 449.50 619.50 604.00 499.50 231.50 115.00 8.00 3452.00
1985 30.50 37.00 73.00 275.00 379.50 528.00 742.50 631.50 474.00 291.00 68.00 17.50 3547.50
1986 137.00 118.50 246.00 183.00 373.50 557.50 573.50 751.00 464.50 425.50 163.50 82.00 4075.50
1987 76.50 134.00 211.00 303.50 454.50 540.52 a 618.50 702.50 585.50 430.50 222.50 60.50 4340.02
1988 45.00 141.00 144.50 248.50 387.50 481.50 664.00 646.00 520.50 450.00 153.50 72.00 3954.00
1989 43.50 18.00 124.50 318.50 399.00 582.00 574.50 618.00 584.50 343.00 185.00 115.00 3905.50
1990 82.00 27.50 200.50 292.00 348.00 502.50 731.50 713.00 636.50 290.50 165.00 26.50 4015.50
1991 59.50 216.50 96.00 208.50 352.00 443.00 637.00 665.00 636.50 363.50 176.00 105.50 3959.00
1992 111.50 206.00 286.50 310.00 503.00 614.00 710.00 703.50 490.00 385.50 124.50 18.00 4462.50
1993 43.50 78.00 174.00 238.50 156.50 s 93.50 x 593.50 679.50 569.50 429.00 67.50 71.50 2944.50
1994 136.00 37.50 219.50 293.00 442.50 498.00 666.00 650.50 619.00 294.00 40.00 84.50 3980.50
1995 134.50 178.50 171.00 230.50 481.50 540.00 705.00 613.50 672.00 351.50 251.50 111.00 4440.50
1996 89.00 123.00 187.50 293.00 317.00 497.00 750.00 698.00 480.00 317.50 141.00 62.00 3955.00
1997 96.00 90.50 129.50 241.00 502.00 500.50 652.50 748.00 606.50 339.50 239.50 65.50 4211.00
1998 96.00 151.00 194.50 233.00 393.50 521.50 748.50 700.50 597.50 344.50 185.00 84.00 4249.50
1999 54.25 a 67.93 a 84.50 187.50 315.00 457.00 609.67 a 687.50 516.72 a 325.50 215.56 c 95.07 a 3616.19
2000 25.00 85.00 121.00 314.50 374.50 545.17 a 661.50 608.12 a 523.97 a 337.79 b 90.00 71.30 a 3757.85
2001 66.00 40.00 156.07 b 179.50 433.48 a 434.50 581.50 692.91 d 0.00 z 0.00 z 185.00 43.92 a 2812.88
2002 83.00 66.00 85.00 237.00 339.00 530.00 679.50 650.50 548.00 311.50 214.00 94.00 3837.50
2003 190.00 80.50 186.00 223.50 370.00 591.50 696.00 699.00 622.00 431.00 96.00 78.50 4264.00
2004 75.00 126.00 235.00 338.50 457.50 591.50 775.50 765.50 553.50 399.00 142.00 86.00 4545.00
2005 138.00 104.00 238.50 257.00 496.00 506.50 677.50 739.00 466.50 347.00 94.00 101.00 4165.00
2006 111.50 53.00 125.50 276.00 462.00 569.00 704.50 656.50 622.50 363.00 146.50 68.72 a 4158.72
2007 37.00 106.50 200.98 a 226.00 374.00 509.00 746.00 690.00 554.00 326.00 119.50 57.50 3946.48
2008 24.50 105.50 94.00 154.50 444.00 472.50 689.50 710.00 590.50 330.00 214.50 29.00 i 3829.50
2009 15.00 n 84.00 40.50 223.50 0.00 z 616.00 809.00 550.00 h 496.50 g 87.00 m 83.50 3.50 r 1856.50
2010 12.50 h 0.00 z 0.00 z 181.00 i 279.50 f 147.50 s 0.00 z 0.00 z 0.00 z 0.00 z 28.00 m 0.00 z 0.00
2011 67.00 36.00 125.50 83.00 h 167.50 o 85.00 y 280.00 q 456.50 l 644.50 362.46 e 9.00 9.00 1253.46
2012 0.00 19.50 92.50 173.00 228.50 190.50 f 0.00 z 0.00 z 54.50 z 293.50 43.50 0.00 a 850.50
2013 0.00 0.00 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 0.00
Period of Record Statistics
MEAN 71.89 93.62 149.94 230.67 392.64 516.90 664.29 670.81 558.39 351.03 150.25 75.18 3947.62
S.D. 43.25 57.67 61.45 57.30 63.97 52.38 56.05 56.98 64.77 55.93 57.40 40.25 309.18
SKEW 0.58 0.75 0.10 -0.25 -0.21 0.16 0.30 -0.32 0.10 0.24 -0.37 0.16 -0.04
MAX 190.00 260.50 286.50 338.50 503.00 616.00 809.00 772.50 693.50 460.00 251.50 168.50 4545.00
MIN 0.00 0.00 40.50 104.50 228.50 413.00 573.00 546.50 451.00 231.50 9.00 0.00 3292.38
NO YRS 49 50 49 49 47 47 48 47 47 48 50 48 43