MADRAS, OREGON

Monthly Total Heating Degree Days

(355139)

Base Temperature = 65 F

File last updated on Jul 25, 2006
*** Note *** Provisional Data *** After Year/Month 200603
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 1075.50 900.50 677.50 612.50 279.00 215.00 69.00 106.50 281.00 567.50 837.00 1099.50 6720.50
1929 1293.00 1248.00 721.00 672.00 396.50 209.50 42.50 46.50 333.00 533.50 922.50 626.50 g 6418.00
1930 1635.50 643.50 742.97 a 474.00 488.77 a 272.00 68.50 86.00 257.50 652.00 880.00 1085.00 7285.73
1931 915.00 847.50 748.81 b 527.00 260.18 c 174.50 36.50 73.00 298.00 581.50 902.50 1102.00 6466.49
1932 1003.50 926.00 706.50 577.00 424.50 176.50 118.00 120.00 246.50 492.50 672.00 1230.00 6693.00
1933 988.38 a 957.50 779.00 616.00 488.50 163.50 34.50 93.50 311.50 416.50 871.50 772.50 6492.88
1934 846.50 733.00 555.50 357.00 265.50 147.00 44.50 20.00 225.00 424.50 649.50 955.00 5223.00
1935 1047.50 812.00 833.00 624.50 452.50 168.00 96.00 111.00 177.50 612.00 945.50 1097.00 6976.50
1936 939.00 1154.00 745.00 438.10 a 276.50 123.10 a 43.00 81.00 293.00 524.50 1024.50 936.00 6577.71
1937 1588.50 860.00 719.00 603.00 347.00 173.50 42.00 121.50 231.50 453.00 667.50 895.00 6701.50
1938 999.50 911.00 778.00 561.00 429.00 166.00 51.00 106.50 156.50 568.50 915.00 c 987.00 6629.00
1939 923.80 a 908.50 697.50 498.50 337.50 258.50 65.00 62.00 215.50 518.00 819.11 b 844.00 6147.91
1940 1174.50 746.50 650.50 541.00 316.64 c 173.50 35.00 f 53.22 a 216.43 b 280.00 k 911.50 1018.50 5802.29
1941 1004.00 792.50 739.00 575.00 383.50 245.50 47.00 114.00 344.50 590.50 679.00 917.00 6431.50
1942 1396.50 829.50 796.50 610.00 475.50 299.50 33.00 101.00 211.00 515.50 790.00 877.62 b 6935.62
1943 1256.50 865.50 859.00 546.50 517.00 308.50 90.00 140.00 168.00 500.50 837.50 1068.00 7157.00
1944 1109.50 923.00 893.00 656.50 429.50 274.50 83.00 126.50 227.00 463.50 827.50 1104.00 7117.50
1945 924.50 739.00 795.00 611.00 361.50 288.00 56.00 97.50 338.00 530.00 744.50 990.00 6475.00
1946 952.50 766.50 735.00 570.00 388.50 223.50 82.50 79.00 274.50 634.00 854.00 889.00 6449.00
1947 1084.00 737.50 647.00 542.00 270.00 241.00 45.50 118.00 210.50 471.50 705.50 872.00 5944.50
1948 992.00 937.00 848.50 669.00 472.50 151.00 117.00 138.00 312.50 642.50 789.00 1106.00 7175.00
1949 1356.00 807.50 825.93 c 530.17 a 297.00 228.00 94.00 93.00 b 213.00 724.00 723.50 956.02 c 6848.12
1950 1398.10 a 943.83 d 806.50 671.00 467.00 201.72 a 77.50 48.50 207.50 182.50 r 335.00 o 801.50 5623.16
1951 1009.50 808.50 869.00 579.50 411.00 179.00 52.00 130.72 a 240.50 574.50 853.50 1096.37 a 6804.08
1952 1174.00 833.50 814.02 b 531.00 374.50 214.00 60.97 a 85.50 166.00 401.50 1033.00 1003.00 6690.98
1953 668.00 751.00 745.50 611.79 b 454.00 343.45 a 76.50 89.00 169.00 527.52 a 630.00 842.00 5907.75
1954 969.00 735.00 686.00 h 392.00 h 393.00 295.00 95.00 172.00 305.00 644.00 689.50 1070.50 5368.00
1955 1071.50 931.00 917.50 713.50 477.00 194.00 164.30 a 115.50 278.50 505.50 886.50 993.50 7248.30
1956 986.50 1002.50 781.00 549.50 175.50 s 228.00 66.02 d 80.50 k 221.00 546.50 881.38 a 944.47 a 6206.86
1957 1516.93 a 824.50 741.42 a 551.00 307.00 158.00 101.94 e 141.50 205.34 a 602.50 918.00 858.50 6926.64
1958 925.00 638.00 841.00 599.00 221.50 157.50 17.50 24.00 258.50 538.50 756.72 a 826.67 a 5803.89
1959 915.50 837.50 714.50 562.00 515.50 163.00 74.00 95.87 d 255.50 181.50 t 0.00 z 0.00 z 4133.37
1960 0.00 z 0.00 z 736.00 519.00 431.00 136.50 33.50 126.50 204.00 478.00 785.50 1011.50 4461.50
1961 844.00 603.00 670.50 548.50 422.00 104.50 30.00 16.00 328.00 557.00 891.00 949.00 5963.50
1962 1054.00 788.00 783.00 469.00 476.50 211.00 116.00 100.50 183.50 532.00 681.50 873.00 6268.00
1963 1156.50 618.50 754.50 632.50 347.00 246.50 117.00 88.00 85.50 442.00 710.50 988.50 6187.00
1964 862.50 803.50 840.00 645.00 476.50 194.50 59.50 123.00 278.00 530.50 837.50 984.50 6635.00
1965 927.00 686.00 798.50 470.00 419.50 162.00 58.00 70.00 346.00 382.00 683.50 965.00 5967.50
1966 892.50 793.50 707.00 531.50 345.00 214.50 53.98 b 67.00 152.50 488.00 721.11 c 862.32 a 5828.91
1967 760.61 c 692.00 766.00 560.00 f 367.00 153.50 16.50 11.50 m 94.50 462.00 745.50 644.50 l 4057.61
1968 930.00 b 678.00 428.50 j 599.00 241.00 f 144.50 37.00 10.00 m 170.00 521.50 695.56 c 705.50 i 3775.56
1969 1278.50 909.00 746.00 336.50 k 162.75 e 89.00 67.00 52.50 j 166.50 572.50 718.50 950.27 e 5660.02
1970 931.00 751.92 d 732.50 503.00 i 339.81 e 126.50 29.45 a 15.00 309.50 450.00 j 735.00 964.00 4934.67
1971 856.00 779.50 805.50 610.50 334.50 244.50 79.00 19.93 c 281.00 567.00 733.00 925.50 6235.93
1972 990.50 757.50 604.50 635.00 277.50 95.50 31.00 47.50 294.00 575.50 727.00 1280.19 d 6315.69
1973 1038.50 777.00 766.00 595.96 d 301.50 126.50 j 40.00 8.50 n 182.00 503.50 768.00 786.00 5758.46
1974 1130.00 693.00 695.00 563.00 419.50 92.00 67.50 61.50 143.00 519.00 450.00 k 872.50 5256.00
1975 855.27 c 848.00 812.00 442.00 k 317.50 f 209.50 31.00 f 108.50 193.50 451.50 754.00 803.23 c 5035.50
1976 905.50 833.00 784.30 a 600.50 334.50 253.50 31.50 66.00 107.00 260.50 q 671.50 974.50 5561.80
1977 1116.50 707.50 756.18 c 423.21 b 446.50 59.00 63.00 43.50 245.00 479.00 813.10 a 879.50 6032.00
1978 930.50 700.00 624.43 c 544.50 427.50 106.73 d 42.00 96.50 245.50 472.50 960.50 1093.30 c 6243.96
1979 1518.50 763.00 648.79 c 522.50 297.00 148.00 51.15 a 23.50 95.00 380.00 834.50 826.09 d 6108.03
1980 1084.50 778.00 750.00 486.50 331.50 237.50 29.50 108.00 149.00 480.50 680.00 805.50 5920.50
1981 931.50 622.00 g 710.50 541.00 384.00 135.00 c 76.50 35.00 164.50 494.50 710.50 922.00 5105.00
1982 1037.50 778.50 751.50 642.00 377.00 130.00 61.50 52.50 268.00 546.00 894.50 1001.50 6540.50
1983 830.00 692.00 629.50 581.00 333.00 187.00 108.00 12.50 264.00 483.00 658.00 1246.00 6024.00
1984 963.00 753.00 633.00 609.50 372.50 240.50 25.00 35.50 280.00 587.00 769.50 1059.50 6328.00
1985 1133.50 842.00 769.50 437.00 318.50 92.50 7.50 69.00 334.50 492.00 1080.00 1364.00 6940.00
1986 866.50 751.00 543.00 587.59 a 346.50 80.00 80.50 1.50 323.00 459.00 695.69 a 995.50 5729.78
1987 988.00 748.50 676.83 a 365.50 257.00 108.50 56.00 51.00 95.00 i 452.00 735.52 a 976.00 5414.85
1988 1070.53 a 714.64 a 702.00 431.00 280.00 m 184.14 a 34.50 27.00 207.00 169.00 j 662.59 a 955.00 4988.40
1989 603.00 i 1098.50 646.50 385.18 b 197.00 l 81.50 40.00 74.50 102.50 i 0.00 z 0.00 z 0.00 z 2326.18
1990 0.00 z 794.00 655.50 395.50 380.00 112.00 16.00 54.50 70.00 453.50 667.00 1190.50 4788.50
1991 985.00 622.50 763.00 560.50 412.00 125.00 p 11.50 2.50 103.50 453.00 481.00 i 917.50 4831.00
1992 816.00 636.50 608.50 446.50 186.50 125.50 i 61.00 51.00 139.00 f 405.50 741.50 1113.00 5066.00
1993 1284.50 1031.00 685.00 575.50 191.00 114.50 l 127.00 114.00 189.00 411.50 1007.00 928.00 6543.50
1994 832.50 816.50 632.00 384.00 266.00 144.50 25.00 26.00 77.50 531.50 807.00 964.50 5507.00
1995 911.00 647.00 683.00 562.00 344.50 195.00 27.50 84.50 98.00 513.00 555.00 924.50 5545.00
1996 919.00 854.50 675.50 473.50 399.00 132.50 26.00 39.00 221.00 439.50 737.00 878.00 5794.50
1997 902.00 737.00 596.50 565.50 211.00 158.00 32.50 6.00 122.50 499.00 659.00 992.50 5481.50
1998 839.50 629.50 640.00 525.50 381.50 127.50 2.00 24.50 106.00 528.50 647.50 889.18 a 5341.18
1999 819.50 665.00 745.50 610.00 424.00 196.50 45.00 28.50 189.50 467.00 582.50 804.89 c 5577.89
2000 1005.00 748.00 677.50 410.50 291.50 104.50 45.00 55.00 176.00 493.50 871.50 992.00 c 5870.00
2001 974.00 828.50 690.00 585.50 250.00 192.00 57.50 19.50 119.50 484.00 722.50 985.50 5908.50
2002 948.50 783.00 818.50 566.50 416.50 187.00 43.00 142.50 254.50 681.50 810.50 901.00 6553.00
2003 787.50 800.00 606.50 651.50 414.00 170.00 30.00 39.50 181.50 419.50 884.00 930.00 5914.00
2004 1124.50 803.00 652.50 562.00 417.50 256.00 137.00 214.00 494.50 621.00 909.50 993.00 7184.50
2005 1098.00 975.00 797.00 738.50 531.50 486.50 260.00 298.00 535.50 694.50 1024.50 1342.50 8781.50
2006 998.50 1059.00 957.00 695.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3709.50
Period of Record Statistics
MEAN 1029.84 806.75 733.12 554.92 367.67 185.73 60.95 78.48 225.08 517.75 788.99 976.69 6373.75
S.D. 192.57 124.10 82.82 83.23 84.64 70.70 39.74 51.17 87.18 74.67 114.66 126.15 623.33
SKEW 1.24 1.02 0.11 -0.45 -0.30 1.13 2.03 1.23 0.75 0.54 0.44 0.97 0.91
MAX 1635.50 1248.00 957.00 738.50 531.50 486.50 260.00 298.00 535.50 724.00 1080.00 1364.00 8781.50
MIN 668.00 603.00 543.00 357.00 162.75 59.00 2.00 1.50 70.00 380.00 555.00 772.50 5223.00
NO YRS 76 77 77 74 73 74 76 73 75 71 73 73 55