HARPER, OREGON

Monthly Total Growing Degree Days

(353666)

Base Temperature = 40 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 197507
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
1919 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 77.00 n 24.50 0.00 24.50
1920 8.50 0.00 67.50 167.40 e 486.04 c 686.50 1046.00 936.00 583.50 218.50 32.00 3.50 4235.44
1921 5.00 0.00 129.00 220.50 545.50 821.50 993.00 932.50 411.00 224.50 81.50 8.00 4372.00
1922 0.00 0.00 50.00 180.50 443.00 817.00 747.50 h 946.00 632.50 307.00 11.50 0.00 3387.50
1923 14.50 1.50 58.00 227.00 480.50 637.50 966.00 867.50 611.50 217.50 24.00 0.00 o 4105.50
1924 0.00 z 0.00 z 0.00 z 284.00 656.50 0.00 z 22.50 z 0.00 z 0.00 z 0.00 z 15.50 t 0.52 a 941.02
1925 3.50 0.00 v 106.78 d 186.00 j 565.00 184.50 t 1057.00 839.21 c 210.50 t 40.00 z 23.50 g 1.60 b 2573.10
1926 0.00 19.00 109.00 g 419.00 519.00 816.00 1026.00 706.00 h 427.00 315.50 82.00 23.50 3647.00
1927 0.00 33.00 55.00 210.00 b 439.50 759.50 939.19 d 863.00 513.00 259.00 18.00 z 17.00 n 4071.19
1928 0.00 k 0.00 o 151.50 207.78 c 673.50 729.23 d 1021.50 841.00 586.67 c 278.00 42.50 0.00 c 4531.68
1929 0.00 0.00 89.79 b 202.50 488.00 687.00 1010.50 1049.00 509.50 248.00 9.50 89.50 4383.29
1930 0.00 33.00 139.00 394.00 491.00 679.00 1048.00 990.00 299.50 m 210.00 16.50 0.00 4000.50
1931 0.00 0.00 103.50 267.50 632.00 781.00 1068.00 976.50 582.50 272.00 53.50 0.00 4736.50
1932 1.00 0.00 101.50 274.00 527.00 806.00 963.00 838.50 557.00 261.00 27.50 3.00 4359.50
1933 0.00 0.00 49.00 242.00 390.00 849.00 1054.50 841.00 535.50 357.50 20.50 44.00 4383.00
1934 20.00 34.50 231.50 468.50 702.50 732.00 1034.37 a 1032.50 557.50 358.50 93.00 1.00 5265.87
1935 2.50 3.00 58.00 257.50 529.50 763.50 957.50 873.50 589.50 274.50 1.50 0.00 4310.50
1936 0.50 2.00 25.00 379.00 638.00 756.00 1021.00 917.50 511.50 319.50 0.00 5.00 4575.00
1937 0.00 0.50 80.50 214.50 591.00 683.50 1053.50 870.00 599.00 344.00 51.00 15.50 4503.00
1938 0.00 20.50 73.50 307.00 508.00 734.50 985.50 832.50 677.50 288.00 18.00 8.00 4453.00
1939 0.00 0.00 146.00 332.00 596.00 601.00 1000.50 920.50 580.00 290.50 4.00 30.50 4501.00
1940 0.50 36.00 153.00 283.00 572.50 860.00 989.00 935.00 617.50 332.00 26.50 0.00 4805.00
1941 0.00 15.00 144.50 269.00 557.50 676.50 1028.00 875.00 457.50 269.50 70.50 23.50 4386.50
1942 0.00 1.50 24.50 293.00 416.50 619.00 1015.00 921.00 609.50 342.00 51.00 12.00 4305.00
1943 7.50 2.50 101.50 384.00 400.50 598.00 929.50 866.00 671.00 328.00 27.00 5.50 4321.00
1944 0.00 5.00 63.50 277.50 530.00 606.00 923.00 858.00 0.00 z 0.00 z 0.00 z 0.00 z 3263.00
1945 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
1946 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
1947 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
1948 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
1949 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
1950 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
1951 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
1952 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
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 857.31 b 594.50 239.45 b 72.32 b 3.21 b 1766.79
1955 0.00 b 0.00 a 36.17 a 165.00 d 452.60 a 806.79 b 930.00 c 966.34 b 612.41 a 297.48 e 32.14 b 30.00 4328.93
1956 0.00 c 11.91 a 119.98 d 295.86 a 621.60 b 712.76 a 1016.59 b 889.70 a 614.42 d 265.16 c 22.76 a 19.24 b 4589.99
1957 0.00 c 17.11 a 122.50 289.66 a 566.55 b 776.79 b 955.83 a 886.17 b 633.10 a 235.60 a 27.00 27.00 4537.31
1958 0.50 47.00 33.50 210.00 671.00 746.00 949.00 993.00 535.50 180.50 j 73.00 7.50 4266.00
1959 12.00 5.50 34.21 b 247.24 a 288.00 577.50 h 726.00 i 830.00 477.22 c 249.60 b 10.86 a 0.00 a 2154.64
1960 0.00 b 0.00 a 171.05 c 0.00 z 349.86 c 605.00 f 1086.11 c 0.00 z 182.50 t 225.30 c 19.04 d 3.62 a 1854.98
1961 0.00 13.46 b 132.00 250.71 b 422.93 c 557.50 n 632.50 k 1026.62 a 500.17 a 262.43 b 47.50 3.50 2659.32
1962 15.00 12.00 75.50 382.00 516.00 783.00 942.92 a 909.00 659.00 299.50 80.00 11.50 4685.42
1963 0.00 62.50 109.00 180.50 600.37 a 715.86 a 911.92 a 931.00 741.50 485.48 c 47.00 f 0.00 4738.13
1964 0.00 0.00 39.00 222.00 464.00 680.00 989.00 841.50 534.00 301.73 a 41.00 i 58.50 4129.73
1965 25.50 14.50 57.00 342.00 469.00 735.00 942.50 863.50 504.50 290.00 g 87.86 b 1.00 4042.36
1966 28.00 3.00 137.00 306.72 a 617.00 700.50 988.50 932.50 754.00 229.50 105.50 19.50 4821.72
1967 26.00 20.50 86.00 121.03 a 533.50 755.50 1092.00 1056.50 765.50 255.00 76.00 2.00 g 4787.53
1968 0.00 67.50 159.50 204.00 510.50 799.50 1040.50 825.50 612.50 227.33 a 36.00 10.50 4493.33
1969 0.00 0.00 84.50 315.50 653.50 769.50 995.00 947.50 663.50 202.00 53.50 2.50 4687.00
1970 30.50 23.50 63.00 0.00 z 0.00 z 0.00 z 0.00 z 947.00 444.00 175.50 46.00 0.00 a 1729.50
1971 5.50 14.00 55.00 219.50 573.50 666.96 b 1016.00 1081.00 454.14 a 251.00 9.50 0.00 l 4346.10
1972 0.00 z 0.00 z 0.00 z 197.00 607.50 805.50 952.00 632.50 j 494.00 329.00 43.00 7.50 3435.50
1973 0.00 9.50 92.50 248.50 577.63 a 606.00 f 1005.29 c 735.00 g 377.00 i 248.52 a 58.00 2.00 2241.94
1974 18.50 5.50 87.00 212.22 c 474.96 c 894.00 e 949.67 e 873.88 b 611.38 a 177.00 h 36.43 b 0.00 g 4163.55
1975 0.00 f 11.08 d 44.29 c 70.50 g 330.50 j 510.50 g 722.50 k 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 55.37
Period of Record Statistics
MEAN 5.36 12.99 91.65 265.97 530.65 738.08 997.31 914.14 575.64 277.36 41.57 11.75 4523.45
S.D. 9.05 16.91 46.28 75.30 91.69 74.13 47.50 68.89 85.85 56.59 27.91 18.11 233.03
SKEW 1.59 1.66 0.69 0.66 -0.33 -0.13 0.06 0.74 0.17 1.19 0.50 2.56 1.48
MAX 30.50 67.50 231.50 468.50 702.50 894.00 1092.00 1081.00 765.50 485.48 105.50 89.50 5265.87
MIN 0.00 0.00 24.50 121.03 288.00 598.00 911.92 825.50 411.00 175.50 0.00 0.00 4235.44
NO YRS 42 42 43 42 44 38 40 41 40 40 41 41 23