PENDLETON WSO AIRPORT, OREGON

Monthly Total Growing Degree Days

(356546)

Base Temperature = 50 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
1928 0.00 0.00 37.50 65.50 399.00 451.00 783.50 601.50 346.50 140.00 7.00 0.00 2831.50
1929 0.00 0.00 24.50 59.00 275.00 460.50 661.50 721.00 315.50 63.00 0.50 0.50 2581.00
1930 0.00 c 21.50 38.50 169.50 234.50 445.50 773.50 738.83 a 389.00 75.50 6.50 0.00 2892.83
1931 3.00 6.00 14.50 129.00 436.00 499.00 772.50 676.50 358.50 51.00 9.50 0.00 2955.50
1932 0.00 18.00 16.00 53.00 131.00 387.00 616.00 647.00 397.00 154.50 41.50 6.50 2467.50
1933 16.00 0.00 23.00 112.50 190.00 498.00 723.00 702.50 324.50 190.00 21.50 63.50 2864.50
1934 6.50 2.50 104.50 291.00 402.00 465.50 624.50 637.50 325.50 132.50 29.50 2.50 3024.00
1935 7.50 0.00 19.00 42.50 250.50 472.00 686.50 629.50 516.00 155.50 0.00 0.00 2779.00
1936 0.00 0.00 7.50 222.00 396.00 513.00 727.50 705.50 390.50 208.50 0.00 6.50 3177.00
1937 0.00 0.00 6.50 48.00 277.50 459.50 766.73 a 603.00 451.50 213.00 8.00 6.00 2839.73
1938 5.00 0.00 13.00 91.50 278.00 533.50 817.00 642.00 570.00 149.50 2.00 6.50 3108.00
1939 6.00 0.00 71.00 143.50 346.00 410.50 762.50 748.00 457.50 152.50 8.50 9.00 3115.00
1940 0.00 1.00 65.00 103.50 391.50 592.00 707.50 710.50 479.00 214.50 0.00 0.00 3264.50
1941 0.00 6.50 52.00 133.00 255.50 430.00 836.50 664.00 288.00 69.50 17.50 12.00 2764.50
1942 0.00 0.00 29.00 125.50 216.50 390.50 758.00 767.00 481.50 194.00 4.00 0.00 2966.00
1943 0.00 0.00 26.00 137.00 189.50 350.50 723.50 587.00 519.50 183.50 3.00 1.50 2721.00
1944 0.00 0.00 28.00 88.00 248.50 375.50 633.00 531.00 397.00 162.50 6.00 3.00 2472.50
1945 3.50 6.00 2.00 62.00 296.00 427.00 778.00 726.50 354.50 226.00 19.00 6.50 2907.00
1946 22.00 0.00 11.00 111.00 304.00 399.50 707.00 688.00 349.50 50.00 2.50 15.50 2660.00
1947 0.00 4.00 56.00 137.00 434.50 401.50 661.50 602.00 441.50 153.50 4.00 0.00 2895.50
1948 0.00 7.00 7.00 47.50 185.50 553.50 579.04 c 580.06 e 355.50 81.50 4.00 0.00 2400.59
1949 0.00 0.00 6.50 155.00 391.00 456.00 656.00 631.50 438.00 50.50 23.50 0.50 2808.50
1950 0.00 4.00 7.50 39.50 217.00 419.50 720.00 718.50 458.50 113.00 3.00 e 4.50 2705.00
1951 0.00 10.00 2.50 102.00 262.00 473.50 735.50 640.00 442.50 108.50 3.50 0.00 2780.00
1952 0.00 0.50 16.00 146.50 294.00 408.00 740.90 a 666.50 502.50 241.00 0.00 2.00 3017.90
1953 12.00 f 0.00 22.00 79.50 156.66 c 295.00 696.50 636.50 485.50 130.56 e 25.50 0.00 2527.72
1954 4.50 2.00 4.50 55.00 293.50 353.00 656.00 536.00 365.00 76.50 15.50 0.00 2361.50
1955 0.00 1.50 3.50 18.50 158.50 500.50 609.50 682.00 389.50 115.50 19.00 0.00 2498.00
1956 0.00 0.00 10.00 151.00 351.00 394.50 801.50 665.00 456.50 101.00 1.55 a 5.17 a 2937.22
1957 0.00 8.50 4.50 97.50 355.00 535.00 652.50 589.50 489.00 48.50 1.50 0.00 2781.50
1958 2.50 29.50 5.00 43.00 460.50 594.50 853.50 834.00 405.00 194.00 27.50 6.50 3455.50
1959 4.50 4.00 5.00 89.00 177.00 484.50 760.50 609.00 330.00 136.00 26.00 7.50 2633.00
1960 0.50 0.00 68.50 99.50 193.00 520.00 876.00 591.00 427.50 159.00 8.50 0.00 2943.50
1961 7.00 6.00 19.50 76.00 239.00 649.00 799.00 833.50 285.00 99.00 0.00 0.00 3013.00
1962 3.50 4.00 3.00 135.00 137.50 451.50 709.50 613.50 451.00 97.50 14.50 0.00 2620.50
1963 0.00 6.50 16.50 29.50 286.50 475.00 578.00 673.50 526.00 220.00 17.00 0.00 2828.50
1964 3.50 0.00 26.00 34.50 221.00 446.50 687.50 570.00 379.00 101.50 5.00 5.50 2480.00
1965 1.50 2.00 5.50 133.00 261.00 480.00 738.00 667.00 311.50 237.50 25.50 1.00 2863.50
1966 5.00 0.00 37.50 109.00 311.50 439.50 648.50 695.50 498.50 152.50 1.50 0.50 2899.50
1967 6.00 1.00 10.50 1.00 267.00 590.50 816.00 918.50 597.50 167.00 6.50 2.50 3384.00
1968 10.00 24.50 30.50 75.50 305.00 523.00 843.50 646.00 476.00 61.00 1.50 0.00 2996.50
1969 0.00 0.00 26.50 41.50 371.50 594.00 696.50 623.50 441.00 56.00 12.00 0.00 2862.50
1970 0.00 0.00 1.00 11.00 252.00 560.50 768.50 697.50 207.00 70.50 0.00 6.00 2574.00
1971 12.00 6.00 0.00 53.50 329.00 398.00 806.50 830.50 276.50 166.00 5.50 0.00 2883.50
1972 4.50 15.50 49.00 35.50 336.00 548.00 766.00 811.00 337.50 107.50 5.50 8.50 3024.50
1973 8.00 8.00 2.00 72.50 350.00 508.00 783.50 672.00 418.50 106.50 11.00 6.50 2946.50
1974 22.00 1.00 20.00 78.00 234.00 632.50 723.00 789.50 524.00 154.50 20.00 3.00 3201.50
1975 1.00 6.00 10.50 22.50 291.50 472.00 879.00 621.00 508.00 166.00 41.00 25.50 3044.00
1976 7.00 0.00 9.00 75.50 271.00 410.00 724.00 548.50 517.00 140.50 15.50 0.00 2718.00
1977 0.00 11.00 6.00 193.00 167.00 572.50 628.00 770.50 257.50 56.50 5.00 8.00 2675.00
1978 0.00 0.00 46.50 28.50 149.50 489.50 686.50 600.50 312.50 118.00 10.00 0.00 2441.50
1979 0.00 1.00 19.50 68.00 296.50 497.50 706.00 639.50 464.00 175.50 0.00 0.00 2867.50
1980 0.00 3.00 0.00 112.00 203.50 311.50 684.00 523.00 398.50 130.00 19.50 27.50 2412.50
1981 0.00 8.50 5.50 93.50 194.50 345.50 593.50 751.50 415.00 76.00 15.00 3.00 2501.50
1982 0.00 25.00 9.00 52.50 217.50 526.00 654.50 665.00 321.00 84.50 3.50 8.50 2567.00
1983 1.00 20.00 17.50 56.50 288.50 379.50 571.00 703.00 275.00 95.50 30.50 0.00 2438.00
1984 2.50 0.00 7.00 25.50 152.50 362.00 709.00 687.50 320.50 113.00 6.50 0.00 2386.00
1985 0.00 0.00 4.50 141.00 275.50 468.00 848.00 562.00 217.50 84.50 11.50 0.00 2612.50
1986 2.50 20.00 42.50 62.00 283.00 599.50 543.50 798.00 265.00 129.50 6.50 0.00 2752.00
1987 0.00 0.00 35.50 148.00 306.00 516.50 584.00 637.00 484.50 141.00 9.50 4.50 2866.50
1988 0.50 2.50 8.50 100.50 230.00 418.00 682.50 619.50 400.00 286.50 25.00 0.00 2773.50
1989 2.00 0.00 12.00 122.50 188.00 477.00 628.50 582.00 407.50 121.00 32.50 6.50 2579.50
1990 7.50 3.00 26.00 166.00 202.00 442.00 781.00 688.00 546.50 76.00 34.00 0.00 2972.00
1991 0.50 11.00 14.50 52.50 127.00 289.00 665.50 721.00 445.50 174.00 4.50 0.00 2505.00
1992 10.50 0.00 25.00 123.50 383.00 610.50 677.50 700.00 355.00 160.00 1.00 0.00 3046.00
1993 1.50 0.00 10.00 47.00 369.50 386.50 476.50 557.00 429.00 158.00 5.50 0.50 2441.00
1994 3.00 6.00 45.50 142.50 312.50 431.00 784.50 671.50 516.00 87.00 4.50 7.00 3011.00
1995 13.50 24.50 23.00 39.50 243.50 363.00 682.50 538.00 479.50 83.50 44.00 4.00 2538.50
1996 0.50 24.00 3.50 95.00 153.50 419.00 764.00 683.50 330.50 128.00 0.00 3.00 2604.50
1997 2.00 6.00 27.50 52.00 308.50 392.00 633.50 716.00 446.00 96.00 5.00 0.00 2684.50
1998 0.00 1.00 24.00 86.00 203.50 460.50 846.50 762.00 532.50 86.50 14.50 2.00 3019.00
1999 1.00 6.50 10.00 41.90 a 162.50 411.00 619.50 697.50 377.00 76.00 30.52 a 0.00 2433.41
2000 0.00 1.50 0.00 b 134.00 264.00 475.00 668.50 641.00 356.50 54.00 0.00 0.00 2594.50
2001 0.00 0.00 9.50 59.00 282.00 363.50 636.00 718.00 486.00 82.00 21.50 0.00 a 2657.50
2002 8.00 7.50 4.00 52.00 209.00 507.00 775.50 624.50 405.00 85.00 14.50 14.50 2706.50
2003 16.00 0.00 56.00 58.00 246.00 529.50 811.50 712.50 474.00 239.00 5.00 0.00 3147.50
2004 2.00 0.00 63.00 99.50 266.50 510.00 792.00 756.50 374.50 191.50 9.00 16.00 3080.50
2005 10.00 0.00 32.50 76.00 278.00 389.00 727.00 699.50 331.00 114.50 7.00 0.00 2664.50
2006 2.50 0.00 10.00 69.50 286.50 464.00 791.50 650.00 417.50 73.50 48.00 1.00 2814.00
2007 0.00 4.50 40.00 57.00 264.50 444.50 801.50 600.00 331.00 69.00 14.00 9.50 2635.50
2008 1.50 1.50 0.00 35.50 281.50 408.00 673.50 646.00 369.50 0.00 z 15.50 0.00 2432.50
2009 5.50 0.00 2.50 62.50 270.50 470.50 767.50 687.00 445.50 48.50 0.50 0.00 2760.50
2010 3.00 0.00 16.00 57.50 151.00 363.00 662.50 626.00 397.00 102.00 16.00 3.50 2397.50
2011 4.50 4.00 10.00 9.50 117.00 310.50 552.00 673.00 492.00 95.50 7.50 5.50 2281.00
2012 1.50 2.00 6.50 106.00 219.50 354.00 695.00 702.50 445.00 144.00 43.50 8.00 2727.50
2013 0.00 0.00 31.50 15.50 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 31.50
Period of Record Statistics
MEAN 3.24 4.73 20.68 86.55 264.27 457.45 713.27 669.76 409.08 126.58 12.38 4.20 2777.63
S.D. 4.82 7.16 19.84 50.44 78.47 79.40 83.26 76.20 82.95 54.38 12.00 8.40 249.83
SKEW 2.07 1.87 1.59 1.08 0.30 0.20 -0.24 0.52 -0.17 0.60 1.17 4.71 0.25
MAX 22.00 29.50 104.50 291.00 460.50 649.00 879.00 918.50 597.50 286.50 48.00 63.50 3455.50
MIN 0.00 0.00 0.00 1.00 117.00 289.00 476.50 523.00 207.00 48.50 0.00 0.00 2281.00
NO YRS 85 86 86 85 85 85 85 85 85 84 85 85 83