UMATILLA, OREGON

Monthly Total Growing Degree Days

(358734)

Base Temperature = 40 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 196510
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
1892 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
1893 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
1894 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
1895 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
1896 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
1897 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
1898 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
1899 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
1900 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
1901 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
1902 0.00 z 0.00 z 0.00 z 0.00 z 688.00 843.10 a 1033.50 1103.50 751.00 506.33 a 134.50 15.50 a 5075.44
1903 49.17 b 28.00 218.00 365.69 a 688.50 987.00 1065.00 1071.05 a 720.00 431.50 124.00 15.00 5762.91
1904 41.00 37.50 144.00 527.50 679.00 880.50 1120.00 1150.21 b 818.50 481.50 170.50 56.00 6106.21
1905 16.50 68.38 b 334.00 525.00 647.50 903.00 1255.00 1138.50 844.50 315.50 49.50 10.91 d 6108.29
1906 46.50 85.00 224.50 559.00 0.00 z 0.00 z 1446.09 d 1180.50 859.00 554.90 a 52.00 j 0.00 z 4955.49
1907 6.50 64.50 210.50 435.00 751.48 b 867.50 1150.74 b 0.00 z 767.78 c 660.00 160.00 50.00 5124.00
1908 47.02 a 109.50 228.33 e 140.50 s 588.50 876.50 1217.27 a 1100.50 a 788.50 425.00 166.00 17.00 5564.11
1909 7.00 107.00 282.00 404.00 668.05 a 864.83 a 968.46 d 958.00 827.00 105.50 z 134.00 n 1.00 x 5086.34
1910 18.94 d 18.00 375.50 573.50 789.50 832.50 1157.50 961.00 691.00 497.50 128.00 14.00 6056.94
1911 40.00 10.50 305.50 407.50 588.50 911.00 1188.50 1051.00 668.50 368.00 139.00 21.00 5699.00
1912 11.00 i 87.00 166.00 457.00 713.00 905.00 1056.00 954.50 650.00 354.50 151.50 47.00 5541.50
1913 18.50 21.00 170.00 475.50 678.00 926.50 1134.00 1111.00 750.00 354.00 193.00 0.00 5831.50
1914 58.50 58.00 313.50 469.50 798.50 891.50 1251.50 1146.00 700.50 452.00 144.50 0.00 6284.00
1915 0.00 104.50 367.50 612.00 734.50 938.50 1148.50 1293.00 772.50 526.00 123.62 a 15.50 6636.12
1916 3.62 a 0.00 216.00 386.50 476.50 752.50 923.00 1041.00 731.00 314.50 76.50 5.00 4926.12
1917 26.00 30.50 106.50 378.00 656.00 871.00 1248.00 1168.50 811.00 489.00 150.00 182.00 6116.50
1918 80.00 33.50 260.00 448.50 634.00 1089.50 1186.50 1043.50 901.00 518.50 109.50 77.00 6381.50
1919 53.50 31.00 236.50 468.50 728.00 859.00 1216.50 1154.00 718.50 341.00 107.00 0.00 5913.50
1920 36.00 10.00 213.50 352.50 619.00 861.00 1245.00 1128.50 768.50 410.00 77.00 45.00 5766.00
1921 50.50 84.50 247.50 377.50 698.50 953.50 1074.50 1079.50 640.00 463.00 113.00 54.00 5836.00
1922 0.00 12.00 137.50 334.50 624.50 1036.00 1180.00 1086.00 816.00 481.50 42.50 33.58 a 5784.08
1923 75.00 14.00 214.00 489.00 705.50 864.50 1164.50 1132.00 809.00 393.50 128.00 41.00 6030.00
1924 22.50 110.50 177.22 a 450.50 864.50 948.00 1152.50 1061.00 776.38 a 468.00 138.00 83.50 6252.60
1925 49.50 167.00 278.50 553.50 778.50 957.50 1198.50 1052.00 750.00 429.35 a 80.50 63.50 6358.35
1926 28.50 168.00 314.50 606.00 691.00 999.00 1221.00 1059.50 618.50 443.50 109.00 26.50 6285.00
1927 12.00 106.00 148.50 368.50 592.00 888.00 1118.00 1065.00 678.50 389.50 201.72 a 67.54 c 5635.26
1928 5.00 7.00 267.50 364.50 778.50 886.00 1203.50 1047.50 722.00 392.50 91.50 0.00 z 5765.50
1929 0.00 z 0.00 z 222.88 b 338.28 a 702.15 a 789.31 a 1065.37 a 1125.30 a 684.11 b 130.50 x 0.00 z 0.00 z 4927.39
1930 0.00 z 0.00 z 252.50 464.00 670.00 852.69 d 1214.50 1175.00 798.50 342.00 83.57 b 4.50 5857.26
1931 32.00 55.50 205.50 451.50 839.00 897.50 1195.50 1131.00 768.50 396.00 111.50 1.07 b 6084.57
1932 21.50 85.50 248.50 493.00 683.00 963.00 987.50 990.00 697.00 370.21 e 187.00 73.76 b 5799.97
1933 69.00 34.50 216.00 462.50 582.50 865.00 1109.00 1073.24 b 666.50 527.00 149.50 198.00 5952.74
1934 102.50 153.50 465.00 0.00 z 813.00 910.50 1113.50 1105.50 716.00 466.00 161.00 52.50 6059.00
1935 18.50 22.00 115.00 341.00 678.00 868.00 1105.00 1016.00 820.50 360.00 19.50 8.50 5372.00
1936 59.00 15.50 181.50 551.50 798.50 919.50 1127.50 1066.50 678.00 430.00 9.50 52.50 5889.50
1937 0.00 32.50 232.00 381.50 674.50 858.00 1178.00 968.00 785.00 489.50 180.00 54.00 5833.00
1938 35.50 24.00 183.00 420.50 661.50 922.00 1209.00 997.50 912.00 432.50 105.00 80.50 5983.00
1939 45.00 36.50 254.00 478.00 729.00 813.00 1131.00 1104.50 782.00 431.00 61.00 101.00 5966.00
1940 0.00 91.50 307.50 440.00 744.50 970.00 1112.50 598.50 m 835.50 512.00 57.00 33.00 5103.50
1941 8.00 27.50 273.50 446.00 647.50 826.50 1225.50 1045.50 655.00 402.50 153.00 60.50 5771.00
1942 0.00 31.00 140.00 442.50 613.50 756.50 1091.00 1076.00 720.00 444.00 74.00 25.00 5413.50
1943 7.50 17.00 119.50 412.00 507.00 678.50 991.00 916.50 752.00 391.50 63.00 37.00 4892.50
1944 4.50 21.50 132.50 382.00 648.50 799.00 1058.50 955.00 788.50 500.00 110.50 24.00 5424.50
1945 63.50 79.00 165.50 322.50 663.50 792.50 1085.50 1031.50 650.00 440.00 120.50 29.50 5443.50
1946 14.50 50.30 a 173.00 387.50 680.50 763.50 1011.00 1006.50 671.00 281.50 36.50 77.00 5152.80
1947 25.00 56.00 261.00 458.00 786.50 783.50 1015.50 940.00 741.50 72.00 z 114.50 13.50 5195.00
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 944.43 b 911.00 646.03 a 294.00 86.90 a 11.00 2893.36
1949 0.00 40.00 186.50 478.00 742.45 a 751.00 990.00 1003.00 742.50 251.00 147.50 50.50 5382.45
1950 0.00 36.00 130.00 340.00 599.33 a 784.00 1067.50 1027.50 731.50 362.50 116.00 44.00 5238.33
1951 28.50 28.52 a 100.00 402.50 628.50 810.00 1108.50 1024.50 727.50 418.00 87.00 35.00 5398.52
1952 1.50 44.50 152.50 447.00 703.00 798.00 1089.50 1026.00 777.50 522.00 19.00 19.50 5600.00
1953 162.00 83.50 202.00 g 377.00 591.00 704.00 1055.00 1032.00 808.00 441.50 158.00 90.50 5502.50
1954 27.00 93.00 100.00 338.00 659.00 736.00 942.00 914.50 713.50 311.50 186.00 10.50 5031.00
1955 4.50 24.00 76.50 254.00 563.50 863.00 969.00 995.50 736.00 414.00 106.03 a 27.00 5033.03
1956 21.50 21.50 202.50 459.00 722.82 a 797.00 1120.00 1019.50 784.00 393.00 67.00 80.00 5687.82
1957 0.00 46.00 174.50 402.50 737.00 877.00 976.50 906.00 760.00 364.00 61.55 a 67.00 5372.05
1958 51.50 164.50 141.00 346.50 797.00 938.00 1180.00 1158.50 743.00 411.50 190.00 24.00 6145.50
1959 56.00 41.50 220.00 423.00 572.00 867.50 1114.50 959.97 a 693.50 397.00 101.50 25.00 5471.47
1960 1.00 50.00 227.50 398.00 595.50 875.50 1221.00 1012.67 a 750.50 419.50 138.50 3.00 5692.67
1961 35.00 154.50 237.50 408.00 637.50 986.00 1180.00 1206.50 660.50 342.00 27.00 39.00 5913.50
1962 60.93 b 50.50 135.00 481.50 540.00 828.50 1073.50 960.50 755.00 387.50 167.50 41.00 5481.43
1963 10.00 44.50 190.00 346.50 658.50 872.50 969.00 1032.50 824.00 492.00 186.50 2.00 5628.00
1964 29.00 38.00 136.00 359.50 582.50 810.50 1044.00 891.00 632.50 334.50 63.50 31.50 4952.50
1965 43.50 92.50 129.00 477.50 632.00 853.50 1099.50 1042.50 466.00 f 383.50 f 0.00 z 0.00 z 4370.00
Period of Record Statistics
MEAN 31.01 57.65 210.56 430.00 676.51 867.31 1117.09 1051.35 745.34 420.53 113.57 41.81 5730.14
S.D. 29.91 43.36 75.63 73.82 80.66 78.75 97.26 82.53 65.83 75.10 49.05 38.34 413.24
SKEW 1.68 1.07 0.77 0.39 0.05 0.14 0.26 0.24 0.21 0.31 -0.21 1.99 -0.21
MAX 162.00 168.00 465.00 612.00 864.50 1089.50 1446.09 1293.00 912.00 660.00 201.72 198.00 6636.12
MIN 0.00 0.00 76.50 254.00 476.50 678.50 923.00 891.00 618.50 251.00 9.50 0.00 4892.50
NO YRS 59 60 61 60 62 62 64 62 63 60 60 59 49