BEAVERTON 2 SSW, OREGON

Monthly Total Growing Degree Days

(350595)

Base Temperature = 40 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 200703
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
1972 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 269.00 f 215.00 98.00 313.00
1973 48.50 136.50 167.18 c 301.50 528.50 613.00 853.00 694.00 672.00 377.50 0.00 z 141.00 4532.68
1974 97.00 67.50 185.00 286.55 a 380.78 a 658.45 a 767.50 827.00 786.50 431.00 190.00 134.00 4811.28
1975 95.50 60.50 125.00 167.00 486.50 598.45 a 823.00 707.66 b 715.50 389.00 142.50 108.00 4418.60
1976 82.00 62.50 118.50 248.00 487.00 540.50 775.00 740.00 687.00 405.50 228.50 27.00 4401.50
1977 34.50 109.00 112.50 360.00 388.00 651.21 a 749.00 936.50 569.50 388.50 151.00 117.50 4567.21
1978 94.50 169.00 269.50 312.00 431.50 727.50 833.50 814.00 580.34 a 435.00 69.50 30.00 4766.34
1979 10.50 99.00 286.00 316.00 548.00 671.50 843.00 795.50 739.00 496.00 a 140.00 137.95 a 5082.45
1980 28.00 108.75 a 163.02 b 377.00 476.88 a 541.50 784.50 718.00 630.00 422.50 215.50 136.40 a 4602.05
1981 109.00 114.07 a 241.00 308.00 490.50 575.00 766.50 903.00 660.50 345.00 194.48 a 80.60 a 4787.66
1982 39.50 107.50 162.50 205.50 471.00 710.00 755.00 800.00 598.50 369.50 87.00 54.50 4360.50
1983 90.42 a 183.00 291.00 336.00 578.50 601.00 740.00 819.50 563.00 360.00 225.50 39.50 4827.42
1984 153.50 129.50 275.50 264.00 430.50 570.50 801.50 807.00 622.00 327.50 152.00 14.00 4547.50
1985 3.00 53.00 131.00 364.50 0.00 z 0.00 z 945.50 804.00 547.50 352.00 85.50 15.50 a 3301.50
1986 126.50 135.69 b 358.50 282.00 502.50 743.50 722.50 930.00 574.00 480.50 197.00 55.50 5108.19
1987 68.00 142.50 237.00 407.00 579.00 747.00 780.00 864.38 a 722.50 541.50 227.00 78.50 5394.38
1988 40.50 169.50 196.50 332.50 461.00 623.50 834.50 812.50 646.00 546.50 182.00 52.50 4897.50
1989 73.50 34.50 180.50 455.00 521.00 711.00 744.50 738.00 703.50 404.50 189.83 a 77.00 4832.83
1990 102.50 91.00 280.50 409.50 467.00 679.50 939.00 883.50 746.90 a 337.50 177.50 37.00 5151.40
1991 77.00 228.50 158.00 0.00 z 390.50 540.00 856.50 861.50 755.00 449.00 196.00 84.22 a 4596.22
1992 0.00 z 248.50 368.50 420.50 645.00 758.50 882.50 884.00 603.50 473.50 164.00 22.50 5471.00
1993 59.00 81.00 263.00 327.50 620.00 624.00 676.00 828.50 711.00 511.50 48.00 83.50 4833.00
1994 134.33 a 53.50 308.50 367.50 584.00 595.50 861.00 815.00 748.00 350.50 42.00 111.50 4971.33
1995 146.00 204.30 a 223.50 275.50 584.00 652.50 866.00 751.00 742.50 394.00 314.50 103.00 5256.80
1996 87.50 129.50 224.00 355.00 410.50 631.50 932.00 855.50 582.00 366.83 a 152.00 72.85 a 4799.18
1997 98.50 95.00 161.00 269.50 655.00 627.00 829.50 99.50 z 0.00 z 43.00 z 308.50 64.00 3108.00
1998 147.50 189.00 277.50 399.83 a 500.50 720.00 938.50 892.00 774.00 410.00 223.50 102.30 a 5574.63
1999 80.17 b 94.50 177.50 315.52 a 427.36 c 622.24 a 830.11 d 869.50 673.85 d 453.63 a 284.50 125.55 a 4954.43
2000 36.37 e 113.77 c 154.00 398.57 b 527.52 a 720.52 a 794.78 b 798.50 692.68 b 426.00 107.00 72.85 a 4842.54
2001 67.00 83.48 a 252.28 b 287.59 a 652.79 e 602.22 c 799.28 a 846.62 b 698.28 a 403.00 a 240.50 56.83 a 4989.87
2002 72.00 122.00 180.50 375.00 459.50 697.22 c 889.50 849.00 518.00 h 446.50 230.00 96.00 4417.22
2003 207.00 144.00 241.00 216.00 h 366.50 i 768.46 d 0.00 z 499.50 m 335.50 p 268.00 p 85.50 j 22.00 r 1360.46
2004 7.50 r 93.00 k 320.91 d 371.50 g 320.00 m 409.50 n 357.50 t 245.00 v 0.00 z 203.00 s 0.00 z 51.50 n 320.91
2005 52.00 m 73.00 m 220.50 j 326.40 e 357.00 k 575.50 865.50 879.00 628.50 316.00 j 161.50 39.00 i 3436.40
2006 109.50 99.17 d 142.27 c 367.22 c 534.00 723.50 902.50 827.50 726.00 406.50 188.57 b 53.50 5080.23
2007 45.50 128.00 198.00 j 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 173.50
Period of Record Statistics
MEAN 83.26 120.83 219.19 329.60 507.29 650.68 824.41 824.26 669.98 416.68 179.07 77.60 4874.35
S.D. 44.86 50.91 70.22 64.09 78.96 68.21 68.24 62.37 70.32 58.44 67.51 37.73 300.00
SKEW 0.53 0.65 0.34 -0.38 0.29 0.06 0.03 -0.34 -0.18 0.59 -0.17 0.03 0.27
MAX 207.00 248.50 368.50 455.00 655.00 768.46 945.50 936.50 786.50 546.50 314.50 141.00 5574.63
MIN 3.00 34.50 112.50 167.00 380.78 540.00 676.00 694.00 547.50 327.50 42.00 14.00 4360.50
NO YRS 32 33 33 31 30 32 32 31 30 30 32 32 25