PETERSONS RANCH, WASHINGTON

Monthly Total Growing Degree Days

(451760)

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
1953 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 z 0.00 z 0.00
1954 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 z 0.00 z 0.00
1955 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 z 0.00 z 0.00
1956 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 z 0.00 z 0.00
1957 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 z 0.00 z 0.00
1958 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 z 0.00 z 0.00
1959 29.00 u 22.00 111.00 289.50 398.50 576.72 a 862.00 739.50 526.50 397.66 b 148.50 34.00 4105.88
1960 14.00 56.00 156.50 208.00 374.00 636.50 920.00 710.42 a 624.50 427.50 104.50 36.50 4268.42
1961 75.00 71.00 127.50 215.50 428.50 771.50 854.50 900.00 533.50 309.00 59.50 29.50 4375.00
1962 42.50 96.50 75.50 306.00 305.00 588.00 744.50 724.50 652.00 412.00 181.00 70.50 4198.00
1963 16.00 186.50 112.50 154.50 481.50 549.00 630.50 739.50 713.00 406.00 114.50 29.00 4132.50
1964 10.50 51.50 80.50 179.00 364.50 534.00 744.50 671.00 516.00 429.00 71.00 35.50 3687.00
1965 25.00 36.50 194.00 299.00 381.00 578.00 835.50 765.00 557.00 517.50 236.00 62.00 4486.50
1966 10.00 26.00 126.00 307.76 a 510.50 560.50 718.50 753.50 666.50 367.00 147.00 66.50 4259.76
1967 29.00 50.00 38.00 126.50 432.50 708.00 858.00 1015.00 777.00 423.67 a 193.00 23.00 4673.67
1968 36.00 158.50 217.00 268.50 482.00 633.50 859.50 761.00 628.00 352.50 177.00 11.50 4585.00
1969 0.00 6.50 139.50 244.66 a 574.00 745.50 737.00 722.00 638.50 346.50 204.00 46.50 4404.66
1970 38.00 146.00 165.50 133.00 443.00 748.50 840.50 796.00 528.50 358.50 189.00 11.50 4398.00
1971 18.50 59.50 48.00 193.00 463.00 472.50 788.50 859.00 557.00 318.50 79.00 5.00 3861.50
1972 18.00 38.00 151.50 128.79 a 525.00 623.50 840.00 858.50 506.00 379.00 143.50 45.50 4257.29
1973 10.00 65.00 103.00 279.00 519.00 597.50 829.00 658.50 612.50 340.50 49.50 51.50 4115.00
1974 26.50 6.50 89.50 192.00 323.00 610.00 754.52 c 814.00 738.50 455.00 158.00 51.00 4218.52
1975 18.00 18.50 34.50 84.50 390.50 518.00 741.50 606.00 697.00 334.00 112.00 58.00 3612.50
1976 48.50 27.50 55.50 212.50 466.50 509.00 687.50 659.50 632.00 396.00 220.50 26.00 3941.00
1977 16.00 77.50 28.00 295.50 288.00 606.50 682.00 859.50 481.50 361.50 61.50 37.00 3794.50
1978 16.50 57.00 200.50 178.50 329.50 636.50 759.00 717.50 486.00 445.00 52.50 1.50 3880.00
1979 0.00 6.00 139.50 190.00 445.50 581.50 767.50 699.00 664.50 440.00 93.50 37.00 4064.00
1980 1.50 28.50 45.00 279.00 232.50 n 0.00 z 0.00 z 626.89 d 579.44 c 446.06 d 134.50 92.00 2232.89
1981 86.50 63.78 a 119.00 g 202.76 a 415.00 500.50 691.82 a 891.50 625.18 b 344.50 215.50 41.00 4078.03
1982 9.00 52.77 b 106.43 a 161.00 469.00 691.03 a 778.00 789.00 649.00 396.50 65.00 18.00 4184.74
1983 100.50 106.50 244.00 315.50 591.00 562.00 713.00 816.50 582.00 403.50 169.00 15.50 4619.00
1984 79.00 95.50 204.00 184.00 367.00 513.50 800.00 773.00 591.50 279.00 89.00 0.00 3975.50
1985 11.00 19.50 94.50 269.50 455.00 600.00 943.00 748.00 515.50 312.00 44.00 9.50 4021.50
1986 85.00 69.00 269.50 183.50 456.00 693.50 645.50 944.50 560.50 533.50 173.50 29.50 4643.50
1987 22.00 130.50 186.50 400.00 559.50 703.00 758.00 860.00 768.50 584.50 248.50 42.00 5263.00
1988 30.00 133.00 148.00 317.00 435.50 597.00 821.50 804.50 673.00 575.50 131.00 77.00 4743.00
1989 22.00 9.50 95.50 378.50 456.50 675.52 a 698.50 748.00 761.50 399.50 198.00 89.00 4532.02
1990 53.00 41.50 216.50 384.50 443.50 609.50 911.50 855.50 732.50 305.50 137.50 30.50 4721.50
1991 33.00 212.50 108.50 231.50 371.00 502.00 838.50 844.50 757.50 471.00 26.00 u 80.00 4450.00
1992 95.00 243.00 391.50 404.00 695.00 772.00 880.50 899.00 640.00 485.00 135.00 1.00 5641.00
1993 12.50 62.00 219.50 250.00 612.00 580.00 655.50 820.00 753.00 530.00 78.00 35.00 4607.50
1994 102.00 24.00 242.50 368.50 557.00 592.50 881.50 821.50 769.00 363.50 18.50 46.00 4786.50
1995 92.50 0.00 z 184.00 256.00 0.00 z 622.50 0.00 z 745.50 0.00 z 396.00 257.00 0.00 z 2553.50
1996 0.00 z 0.00 z 172.50 304.50 374.00 615.50 969.78 a 871.50 583.50 389.50 147.93 a 20.50 4449.21
1997 40.50 80.00 137.00 249.00 619.50 614.00 809.00 906.00 731.50 358.50 259.50 40.50 4845.00
1998 68.00 116.50 207.00 326.50 439.50 669.00 925.50 895.00 778.00 440.50 171.50 51.00 5088.00
1999 36.17 a 26.00 126.50 298.33 c 413.52 c 561.21 a 810.00 877.50 727.00 451.64 b 243.50 76.50 4647.86
2000 6.72 a 86.00 147.25 c 407.00 481.57 b 693.50 817.37 a 791.50 656.79 b 428.50 80.50 48.00 4644.69
2001 63.00 52.50 196.33 a 230.50 545.00 577.24 a 779.00 824.08 a 700.00 387.50 223.50 21.50 4600.16
2002 56.50 74.50 102.50 283.00 434.50 701.50 866.50 830.00 726.00 425.00 273.50 75.00 4848.50
2003 146.00 0.00 z 166.50 258.00 499.00 741.50 921.00 866.00 733.50 0.00 z 106.00 51.00 4488.50
2004 46.00 96.00 257.50 373.50 481.00 679.50 913.50 904.50 623.00 460.50 185.50 76.50 5097.00
2005 98.00 163.00 289.50 305.00 583.50 567.50 846.50 910.00 615.00 441.50 125.50 51.50 4996.50
2006 65.00 69.00 117.50 324.50 0.00 z 712.50 909.00 850.50 717.50 373.50 137.00 47.00 4323.00
2007 25.50 78.00 238.50 294.00 534.00 638.00 887.00 812.00 613.00 348.00 145.00 0.00 z 4613.00
2008 6.00 71.50 86.00 132.50 499.00 558.62 a 819.50 858.00 696.50 416.50 250.00 59.00 4453.12
2009 9.54 e 50.50 59.50 259.50 539.50 679.00 993.00 848.00 741.00 337.00 121.50 33.50 4671.54
2010 112.50 142.00 206.00 237.50 393.00 570.50 826.50 833.00 667.00 468.50 170.00 71.00 4697.50
2011 72.00 42.00 97.00 142.00 391.00 581.00 742.00 857.31 b 805.86 a 440.20 a 119.00 41.50 4330.87
2012 39.55 b 93.50 89.50 224.50 g 288.00 l 447.00 f 564.00 j 687.50 h 557.00 g 433.47 b 225.00 c 36.50 917.52
2013 17.88 e 43.50 200.39 c 20.50 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 261.78
Period of Record Statistics
MEAN 41.72 73.82 149.01 254.65 460.71 618.45 809.93 806.64 650.18 408.34 148.56 41.83 4451.64
S.D. 34.64 53.19 73.80 79.71 86.33 74.33 86.50 84.21 87.45 66.46 64.75 23.30 428.66
SKEW 0.95 1.19 0.66 0.02 0.33 0.28 -0.09 -0.28 -0.18 0.55 0.07 0.19 0.28
MAX 146.00 243.00 391.50 407.00 695.00 772.00 993.00 1015.00 805.86 584.50 273.50 92.00 5641.00
MIN 0.00 6.00 28.00 84.50 288.00 472.50 630.50 606.00 481.50 279.00 18.50 0.00 3612.50
NO YRS 53 52 54 53 50 52 51 53 52 53 53 52 44