MALHEUR BRANCH EXP STN, OREGON

Monthly Total Growing Degree Days

(355160)

Base Temperature = 40 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201304
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
1942 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 470.50 s 1017.50 716.00 407.00 45.50 9.00 2195.00
1943 6.00 1.00 97.00 459.31 a 490.83 a 694.00 1057.50 979.00 810.50 418.50 29.50 6.00 5049.14
1944 0.00 3.00 72.00 328.50 617.50 681.50 1041.00 992.00 682.00 442.00 49.50 0.00 4909.00
1945 0.00 a 17.00 95.50 278.50 603.50 717.00 1135.12 a 1007.50 597.00 409.00 55.50 10.50 4926.12
1946 0.50 8.00 160.50 394.50 599.00 780.50 1090.00 1021.00 621.21 a 227.50 36.50 53.00 4992.21
1947 1.50 31.00 205.00 348.00 766.00 678.50 1115.00 992.52 a 656.50 412.50 40.50 3.00 5250.02
1948 10.00 33.50 75.95 a 247.50 550.50 895.00 1007.00 954.00 663.00 339.00 32.00 0.50 4807.95
1949 0.00 25.00 148.50 423.50 701.00 815.50 1046.00 1032.00 727.00 172.05 a 64.50 0.00 5155.05
1950 0.00 6.50 60.00 275.00 507.50 753.00 1061.50 1018.00 710.50 442.00 88.00 8.00 4930.00
1951 6.50 9.50 67.00 389.00 594.68 a 719.50 1122.50 961.00 a 694.66 a 284.00 25.34 a 5.00 4878.68
1952 0.00 1.00 64.00 414.50 610.50 770.50 1036.50 1037.00 751.00 466.50 18.00 3.50 5173.00
1953 79.50 19.00 126.50 275.50 447.00 653.50 1105.00 1016.50 765.50 383.50 99.50 2.00 4973.00
1954 28.00 52.50 85.00 326.50 664.00 674.50 1065.00 902.50 639.50 288.00 79.00 8.00 4812.50
1955 0.00 0.00 38.50 188.50 508.00 849.50 964.10 a 1037.50 668.00 341.50 31.00 30.00 4656.60
1956 5.50 21.50 157.00 394.50 674.00 757.50 1091.50 956.00 676.50 295.50 24.50 8.00 5062.00
1957 0.00 21.50 147.00 330.00 633.50 824.00 1019.50 980.00 736.50 302.50 31.50 21.50 5047.50
1958 1.00 56.50 78.00 265.00 766.00 834.00 1069.00 1087.50 654.50 404.50 100.00 8.50 5324.50
1959 26.50 29.50 102.50 384.50 486.50 887.00 1149.50 988.00 607.50 344.50 14.00 0.00 5020.00
1960 0.00 0.50 158.00 345.00 508.00 928.50 1239.00 906.00 772.50 323.50 67.00 0.50 5248.50
1961 0.00 50.50 162.00 311.00 627.50 1033.50 1175.00 1162.00 547.50 277.50 14.00 4.50 5365.00
1962 6.00 3.00 71.50 420.00 541.50 849.00 1032.50 948.50 716.00 317.50 96.00 6.00 5007.50
1963 1.50 74.50 168.00 239.50 677.50 766.00 1016.00 1058.50 809.00 467.00 82.50 0.00 5360.00
1964 0.00 0.00 43.00 254.50 523.00 734.50 1071.50 904.50 601.50 348.00 47.00 46.00 4573.50
1965 1.00 21.50 71.00 396.00 534.50 798.00 1054.50 931.50 532.00 399.00 117.00 8.50 4864.50
1966 28.50 9.00 176.50 338.50 709.50 783.00 1079.50 1009.50 797.00 273.00 129.00 13.00 5346.00
1967 16.50 17.00 109.00 179.50 586.50 820.50 1188.00 1177.50 847.50 304.00 84.50 4.00 5334.50
1968 0.00 73.50 204.00 245.00 585.00 859.50 1152.00 894.00 663.00 281.50 31.50 14.00 5003.00
1969 0.00 0.00 95.50 370.00 726.00 836.00 1076.50 1045.00 738.00 227.00 62.50 5.50 5182.00
1970 25.00 30.50 98.00 158.00 603.00 912.00 1092.50 1085.00 548.50 256.50 52.00 2.50 4863.50
1971 2.50 23.50 87.00 334.50 666.00 757.00 1127.50 1173.00 564.00 318.00 18.50 0.00 5071.50
1972 8.50 36.00 185.00 266.50 676.00 879.50 1055.50 1091.00 561.00 390.00 50.00 1.50 5200.50
1973 0.00 24.50 136.00 329.00 672.00 867.50 1148.50 1029.50 685.50 316.50 90.50 5.50 5305.00
1974 18.00 20.00 151.00 329.00 554.00 983.50 1081.50 1033.50 743.00 352.00 77.00 1.00 5343.50
1975 0.00 7.50 84.00 179.50 543.00 765.00 1200.50 927.50 748.50 358.50 45.50 10.50 4870.00
1976 0.00 21.50 47.50 268.50 669.50 746.00 1089.50 868.00 729.50 299.00 65.00 0.00 4804.00
1977 0.00 10.00 78.50 470.50 486.50 1019.50 1051.50 1053.50 661.50 346.00 38.00 37.00 5252.50
1978 6.00 19.00 231.00 274.00 503.00 777.00 1029.50 942.50 604.00 344.50 29.00 0.00 4759.50
1979 0.00 4.50 134.50 257.50 638.50 834.00 1079.00 1003.50 774.50 420.50 18.50 0.00 5165.00
1980 8.50 53.50 74.00 406.00 574.50 694.50 1023.00 903.50 641.50 296.50 87.50 13.00 4776.00
1981 1.00 16.00 119.50 332.00 550.00 717.00 1005.00 1120.00 704.50 229.00 104.00 18.50 4916.50
1982 1.50 8.00 85.50 205.00 527.50 809.00 966.00 1044.50 624.50 298.00 10.00 3.00 4582.50
1983 3.00 54.50 161.50 229.00 576.50 759.00 926.50 1050.50 624.50 343.00 105.00 0.00 4833.00
1984 0.00 0.00 84.00 252.00 476.00 698.50 1067.50 1069.50 587.50 227.50 39.00 0.00 4501.50
1985 0.00 0.00 40.50 414.00 623.50 819.50 1181.00 877.00 438.00 198.50 24.00 0.00 4616.00
1986 0.00 61.50 243.50 303.00 590.00 955.00 956.50 1138.50 547.50 347.50 50.50 0.00 5193.50
1987 0.00 8.50 146.00 491.00 739.00 877.50 968.00 956.50 760.50 405.50 98.00 23.50 5474.00
1988 0.00 14.00 123.50 364.50 574.50 918.50 1117.00 1005.00 624.00 559.00 77.00 0.00 5377.00
1989 0.00 0.00 95.00 380.50 547.50 890.00 1115.50 931.50 679.00 311.50 35.50 0.00 4986.00
1990 5.50 6.00 171.00 484.00 529.50 815.00 1125.50 1019.50 909.00 278.00 48.50 0.00 5391.50
1991 0.00 34.00 106.50 281.00 499.00 705.50 1100.50 1073.50 740.00 394.50 21.00 0.50 4956.00
1992 0.00 62.00 286.50 429.50 801.50 913.50 964.50 1041.50 626.50 384.00 32.50 0.00 5542.00
1993 0.00 0.00 96.00 267.50 712.00 667.00 781.50 851.50 683.00 387.00 19.00 11.00 4475.50
1994 0.00 10.50 211.50 397.00 677.00 813.00 1156.00 1117.50 805.00 317.00 13.00 0.00 z 5517.50
1995 8.50 91.00 123.50 282.00 590.00 0.00 z 1025.00 896.00 756.00 225.50 67.50 31.00 4096.00
1996 0.00 30.00 148.00 289.00 498.00 774.00 1100.50 962.00 597.00 329.00 35.00 19.00 4781.50
1997 16.00 6.00 162.50 258.50 670.50 798.50 986.50 1006.00 741.00 288.50 46.50 0.00 4980.50
1998 4.50 26.50 154.00 300.50 530.50 0.00 z 1185.50 1087.00 846.00 341.50 108.00 21.50 4605.50
1999 4.00 20.50 124.00 262.00 512.50 760.00 1015.50 1041.00 665.50 364.00 114.50 9.00 4892.50
2000 1.50 42.00 108.00 424.00 633.50 825.50 1103.00 1069.00 635.50 351.00 13.00 0.00 5206.00
2001 0.00 0.50 188.50 264.50 669.50 793.00 1064.00 1099.00 0.00 z 0.00 z 110.00 0.00 4189.00
2002 1.00 0.00 z 120.00 337.00 573.00 871.50 1176.00 936.50 721.50 321.50 0.00 z 38.00 5096.00
2003 12.50 36.50 196.50 287.50 609.50 896.00 1240.50 1105.00 756.00 508.00 41.50 32.50 5722.00
2004 0.00 4.50 273.00 419.50 571.50 849.50 1126.50 1030.00 673.00 401.50 23.50 23.00 5395.50
2005 0.00 9.00 168.50 317.00 593.00 732.00 1099.00 1076.00 646.00 370.00 27.50 0.00 5038.00
2006 3.00 16.00 93.00 333.50 667.00 924.50 1259.50 1013.00 692.00 338.00 120.50 17.50 5477.50
2007 0.00 32.50 239.00 331.00 686.50 869.50 1276.50 1016.00 698.50 289.50 55.50 21.50 5516.00
2008 1.50 5.50 66.00 193.50 638.50 815.00 1120.50 1042.50 674.00 357.00 87.00 11.00 5012.00
2009 3.50 14.00 103.00 317.50 642.50 821.50 1113.50 1020.50 827.50 234.00 47.50 0.00 5145.00
2010 6.00 17.00 130.00 254.00 439.00 750.50 1051.00 963.50 672.00 441.50 87.00 0.00 4811.50
2011 0.00 12.50 71.50 168.00 449.00 688.00 998.50 1062.50 626.00 g 351.00 36.96 b 8.27 a 3846.23
2012 9.76 d 10.00 164.82 a 392.68 b 551.28 a 737.00 1185.00 1104.00 525.50 g 289.00 91.50 30.00 o 4535.04
2013 0.00 a 0.54 b 95.14 b 29.00 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 95.68
Period of Record Statistics
MEAN 5.21 21.22 127.39 319.38 596.77 807.25 1082.80 1013.42 685.56 339.67 56.53 9.25 5055.33
S.D. 11.39 20.81 56.04 79.70 82.86 86.18 83.24 74.28 86.12 73.17 32.44 12.15 273.77
SKEW 4.41 1.29 0.71 0.10 0.23 0.40 -0.35 -0.04 -0.05 0.29 0.48 1.67 0.05
MAX 79.50 91.00 286.50 491.00 801.50 1033.50 1276.50 1177.50 909.00 559.00 129.00 53.00 5722.00
MIN 0.00 0.00 38.50 158.00 439.00 653.50 781.50 851.50 438.00 172.05 10.00 0.00 4475.50
NO YRS 71 70 71 70 70 68 70 71 68 70 70 69 63