MITCHELL 2 NW, OREGON

Monthly Total Heating Degree Days

(355641)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 199402
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
1906 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 855.00 855.00
1907 1207.50 670.50 737.00 0.00 z 308.50 241.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3165.00
1908 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
1909 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
1910 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
1911 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
1912 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
1913 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
1914 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
1915 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
1916 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
1917 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
1918 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
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 0.00 z 0.00 z 0.00 z 0.00
1920 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
1921 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
1922 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
1923 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
1924 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
1925 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
1926 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
1927 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
1928 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
1929 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
1930 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
1931 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 10.00 j 23.50 244.66 a 485.84 b 870.00 958.50 2582.50
1932 1000.78 a 916.00 708.50 509.50 383.50 147.00 86.50 102.50 178.00 409.50 572.50 1145.00 6159.28
1933 980.50 929.25 d 745.50 539.48 a 515.00 131.00 11.50 68.00 240.00 300.00 686.00 725.00 5871.23
1934 716.50 660.50 476.50 263.50 210.00 149.46 b 34.50 19.00 201.50 385.00 592.76 a 911.00 4620.22
1935 930.00 a 735.50 808.50 598.00 365.00 131.50 82.00 0.00 z 83.00 483.00 845.17 a 1028.50 6090.17
1936 912.50 1076.00 746.00 404.00 233.00 113.00 17.00 19.50 198.00 304.50 824.50 845.00 5693.00
1937 1544.50 853.50 738.00 557.50 296.57 a 145.00 12.50 56.00 145.50 207.50 468.00 852.50 5877.07
1938 949.00 840.50 729.50 482.00 354.00 98.50 37.50 60.00 65.50 424.50 812.00 928.97 a 5781.97
1939 837.50 868.50 659.50 402.50 261.00 214.00 33.00 15.50 104.50 352.00 571.50 728.00 5047.50
1940 1072.50 742.50 710.93 a 619.50 324.00 88.00 10.50 3.50 164.50 338.50 767.50 811.68 a 5653.62
1941 871.50 580.50 585.50 443.00 297.50 161.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2939.50
1942 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 742.50 820.00 1562.50
1943 1123.50 696.50 712.00 425.50 422.50 224.48 a 37.72 a 63.50 49.00 401.50 702.50 1042.00 5900.70
1944 936.50 813.00 720.00 474.50 303.00 199.50 48.00 19.50 159.50 294.50 768.50 1120.50 5857.00
1945 927.00 749.50 822.00 547.50 300.00 173.00 11.00 16.50 210.00 364.50 752.00 974.00 5847.00
1946 918.50 756.50 696.50 433.50 272.00 0.00 z 0.00 z 11.00 195.50 573.50 814.00 849.00 5520.00
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 276.50 r 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 44.00 z 193.50 142.50 53.45 b 56.50 138.00 450.50 525.00 e 774.00 2333.45
1950 1007.50 732.00 694.50 580.50 331.50 0.00 z 53.00 135.50 256.00 540.50 441.00 n 536.50 f 4331.00
1951 646.00 h 860.00 908.00 574.14 a 444.00 143.08 d 13.12 e 119.23 e 149.50 459.50 871.00 1099.00 5640.56
1952 895.00 772.73 e 314.50 o 132.00 q 0.00 z 28.00 z 14.00 43.00 64.50 s 0.00 z 248.00 x 945.50 2670.23
1953 650.48 a 668.50 698.50 585.00 436.00 276.00 26.00 67.00 106.00 433.50 529.14 a 795.67 a 5271.79
1954 940.50 688.50 832.00 518.00 304.00 272.50 28.50 98.00 224.00 515.00 596.25 b 925.50 5942.75
1955 982.50 844.00 863.50 665.50 454.50 170.36 b 122.00 o 10.50 x 248.33 c 428.00 885.50 952.50 6494.69
1956 917.50 1020.18 a 742.50 460.00 292.95 a 208.00 36.50 r 0.00 z 85.50 l 518.50 888.00 876.00 5923.63
1957 1413.00 801.00 713.52 a 506.00 290.00 98.79 a 40.50 76.47 a 133.89 c 606.10 b 868.97 a 844.00 6392.23
1958 934.50 594.00 857.50 608.00 201.00 129.00 14.00 8.50 214.00 375.00 763.00 815.50 5514.00
1959 934.65 a 883.00 765.50 526.00 509.43 a 170.00 69.00 65.50 228.50 436.50 811.00 981.00 6380.08
1960 1155.00 880.50 718.00 534.00 432.00 97.50 9.50 114.00 149.00 429.50 822.50 1026.00 6367.50
1961 927.00 656.00 710.00 578.50 397.00 82.50 16.00 2.00 319.00 549.00 903.00 1002.50 6142.50
1962 1138.50 832.00 839.50 466.50 518.50 200.50 h 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3795.00
1963 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
1964 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
1965 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 44.00 v 59.00 62.52 a 252.50 271.25 a 644.00 775.50 h 1289.27
1966 468.00 n 794.37 a 522.50 g 212.00 o 136.00 s 26.00 v 88.50 0.00 z 122.59 a 403.50 249.00 n 815.30 a 2224.26
1967 799.05 b 568.50 f 764.48 c 700.71 b 357.07 d 161.25 b 1.50 h 4.28 b 69.31 a 452.82 c 533.00 i 783.00 h 3308.98
1968 1034.33 e 706.60 c 495.00 g 569.40 e 384.00 141.43 b 32.03 a 121.00 177.69 d 371.00 f 726.67 c 527.50 n 3893.14
1969 536.00 q 0.00 z 480.50 j 544.14 a 270.45 b 103.00 63.00 80.50 203.50 652.00 788.50 968.00 3673.09
1970 974.00 743.50 802.50 696.50 358.50 148.50 31.50 7.50 299.00 565.00 740.50 1022.50 6389.50
1971 914.00 788.50 813.00 579.00 316.00 214.00 85.50 21.00 350.00 675.00 785.00 981.50 6522.50
1972 1022.00 786.50 616.00 613.50 288.00 100.50 33.07 a 37.00 290.50 555.50 768.50 1158.00 6269.07
1973 1042.50 739.50 715.50 574.00 282.50 143.50 51.50 82.50 253.50 453.00 g 772.50 807.00 5464.50
1974 1130.50 455.00 j 779.00 574.50 411.00 73.00 81.00 67.50 129.00 530.00 766.50 932.00 5474.00
1975 904.50 887.00 852.00 727.50 407.00 291.50 54.00 97.00 140.00 485.50 784.00 897.50 6527.50
1976 964.00 899.00 806.50 636.50 325.00 262.50 38.50 134.50 141.00 464.50 742.00 981.50 6395.50
1977 1195.50 767.50 796.00 421.00 541.00 77.50 55.50 60.50 259.00 525.00 871.50 880.50 6450.50
1978 970.50 756.50 608.50 609.50 480.00 141.50 44.50 87.00 251.00 434.50 997.50 1129.00 6510.00
1979 1509.00 809.00 651.00 585.50 326.00 157.50 50.00 38.00 98.65 d 405.50 954.00 826.00 6410.15
1980 1129.50 788.50 800.50 507.00 332.22 a 268.50 32.00 108.00 144.50 452.50 669.00 799.50 6031.72
1981 940.00 778.00 709.00 548.00 358.50 145.50 57.50 17.00 158.00 509.50 680.50 875.00 5776.50
1982 1005.50 815.50 758.00 632.50 403.00 124.00 59.50 26.00 250.50 514.50 836.00 1011.00 6436.00
1983 787.00 661.50 613.50 590.50 317.00 161.00 99.00 22.00 207.00 435.50 678.50 1245.00 5817.50
1984 978.50 764.00 623.00 629.50 416.50 259.50 12.00 9.50 222.00 577.00 798.00 1093.50 6383.00
1985 1185.50 882.50 751.00 423.00 304.00 66.00 5.00 56.00 327.22 c 508.50 1145.00 1274.00 6927.72
1986 816.00 686.00 a 566.50 578.00 364.77 a 51.00 66.00 4.50 324.00 452.00 705.00 964.00 5577.77
1987 1021.00 749.50 706.50 358.50 238.00 94.66 a 68.50 0.00 z 97.00 300.00 699.00 995.50 5328.16
1988 1026.00 755.50 676.50 441.50 348.50 184.00 20.50 15.00 156.50 157.00 703.50 959.50 5444.00
1989 910.50 1098.50 723.00 400.50 375.50 70.00 16.50 65.50 135.50 427.50 660.50 959.50 5843.00
1990 907.50 806.50 669.00 391.50 360.50 172.50 22.50 51.00 38.50 407.50 667.50 1269.50 5764.00
1991 1008.50 554.50 775.00 607.50 452.00 271.50 13.00 4.00 44.50 387.00 632.50 885.00 5635.00
1992 850.50 676.50 578.00 423.50 203.00 65.50 44.00 40.50 172.50 373.50 807.00 1042.12 a 5276.62
1993 1285.00 1025.50 691.00 577.00 214.50 214.00 100.00 51.00 155.50 324.50 936.00 920.50 6494.50
1994 808.50 823.50 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 1632.00
Period of Record Statistics
MEAN 998.96 790.09 726.61 532.87 346.99 157.13 42.01 51.66 182.89 439.86 758.72 950.45 5979.53
S.D. 171.37 113.45 84.83 94.98 85.28 63.62 26.06 38.27 76.32 104.21 125.53 129.54 478.60
SKEW 1.18 0.56 -0.42 -0.39 0.29 0.45 0.52 0.52 0.15 -0.24 0.20 0.63 -0.56
MAX 1544.50 1098.50 908.00 727.50 541.00 291.50 100.00 135.50 350.00 675.00 1145.00 1274.00 6927.72
MIN 650.48 554.50 476.50 263.50 193.50 51.00 5.00 2.00 38.50 157.00 468.00 725.00 4620.22
NO YRS 54 54 52 53 55 52 51 51 54 53 53 54 39