DRAIN, OREGON

Monthly Total Heating Degree Days

(352406)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201303
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
1902 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 423.00 m 0.00
1903 699.57 a 640.00 539.00 483.50 265.50 62.50 49.50 40.50 143.00 303.00 527.59 a 729.00 4482.65
1904 711.97 a 673.00 582.80 a 329.00 265.50 144.50 56.50 45.00 144.50 243.00 395.50 664.00 4255.27
1905 710.50 590.00 419.00 336.00 324.00 135.50 31.00 87.00 133.50 398.50 605.00 718.00 4488.00
1906 632.50 534.00 544.00 338.00 297.50 203.50 8.50 22.00 126.50 275.00 520.00 637.50 4139.00
1907 855.08 a 419.00 593.00 379.00 252.50 155.50 27.50 77.50 130.50 216.50 506.00 615.50 4227.58
1908 662.50 618.50 550.00 371.00 401.50 173.00 12.50 57.50 174.50 369.50 484.50 769.50 4644.50
1909 808.00 562.59 a 539.00 421.00 369.00 141.50 66.00 58.00 123.00 308.00 512.50 865.93 a 4774.53
1910 779.50 611.50 384.00 332.00 161.41 b 195.00 42.50 98.88 b 179.50 271.25 c 559.66 a 663.50 4278.70
1911 793.50 692.00 501.50 510.00 363.50 187.00 30.50 34.50 215.50 374.00 566.50 739.00 5007.50
1912 598.50 525.00 609.50 478.00 278.50 150.52 a 58.50 85.50 167.50 439.00 532.00 720.50 4643.02
1913 808.50 656.50 585.50 446.50 288.50 145.00 61.50 47.50 142.50 353.50 534.00 735.50 4805.00
1914 631.00 583.50 438.00 360.50 223.00 181.50 31.50 63.50 191.00 245.00 539.50 931.50 4419.50
1915 811.50 571.00 458.28 a 336.50 314.00 165.00 38.50 16.00 149.00 319.00 570.52 a 692.85 a 4442.15
1916 966.00 493.50 548.50 411.50 392.50 198.00 118.00 73.50 143.00 472.23 a 702.00 818.50 5337.23
1917 848.50 660.59 a 735.00 496.50 378.41 b 177.00 32.50 14.50 125.89 b 334.50 484.00 559.00 4846.40
1918 615.50 645.62 b 576.60 a 433.97 a 370.00 78.50 56.00 56.00 65.00 274.00 587.50 778.00 4536.68
1919 768.59 b 612.00 577.50 372.50 296.00 189.50 44.00 29.50 134.50 446.00 567.50 832.50 4870.09
1920 706.50 666.50 609.00 497.00 359.00 143.50 30.50 39.50 141.50 356.50 570.00 c 677.50 4797.00
1921 714.50 510.00 495.50 408.50 305.50 84.50 39.00 36.50 188.00 285.50 470.50 788.50 4326.50
1922 826.50 679.00 575.50 503.00 268.84 b 68.50 22.00 53.50 91.50 296.50 648.50 720.00 4753.34
1923 703.50 643.00 566.00 398.00 274.00 158.50 40.82 a 13.95 a 149.50 382.50 489.50 740.00 4559.27
1924 763.00 472.00 602.50 392.00 215.50 177.50 94.00 156.00 264.81 d 423.87 e 653.00 1017.83 a 5232.01
1925 647.38 a 530.50 580.00 387.50 217.50 149.50 16.50 68.50 166.50 385.50 569.50 698.00 4416.88
1926 717.50 481.00 442.50 255.00 260.50 79.50 45.00 32.50 240.50 308.50 448.50 718.50 4029.50
1927 738.00 577.00 627.50 407.07 a 345.50 70.00 56.00 32.00 144.64 b 270.00 427.50 793.50 4488.71
1928 641.00 562.39 a 407.00 416.50 195.30 a 128.00 25.32 a 27.26 b 143.28 a 329.50 510.00 764.48 c 4150.03
1929 875.00 722.50 542.50 502.50 281.50 137.00 29.40 b 24.28 a 168.00 302.50 674.00 645.00 4904.18
1930 1044.00 503.00 491.00 299.00 358.00 146.50 45.50 27.38 a 126.50 368.00 610.86 a 735.73 a 4755.48
1931 594.50 555.50 497.50 337.22 c 177.00 126.00 12.00 44.36 b 149.00 341.50 639.00 731.50 4205.08
1932 752.50 611.00 462.50 398.00 309.50 97.50 59.00 45.50 93.00 298.00 440.89 b 877.00 4444.39
1933 770.00 688.00 545.08 a 425.00 394.00 303.50 21.00 47.00 200.50 259.37 a 580.00 537.50 4770.95
1934 544.50 461.00 305.02 c 195.00 170.50 d 88.27 d 26.50 12.83 b 145.00 234.10 b 435.00 b 634.50 3252.22
1935 769.83 a 509.70 a 642.50 402.22 c 265.10 b 98.89 c 71.50 33.50 72.00 385.50 0.00 z 0.00 z 3250.75
1936 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
1937 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
1938 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
1939 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
1940 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
1941 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2.00 k 26.50 138.00 310.00 459.00 656.00 1589.50
1942 762.50 572.44 a 543.03 b 355.50 263.00 161.54 d 10.00 22.50 85.86 a 269.50 527.59 a 629.50 4202.97
1943 828.50 489.00 529.00 306.00 275.38 a 141.00 26.50 22.50 33.00 256.50 496.00 746.00 4149.38
1944 718.00 605.50 549.50 407.50 260.00 125.00 19.50 22.50 64.00 187.00 582.50 760.50 4301.50
1945 651.50 533.00 582.00 430.00 205.00 123.00 12.00 17.00 128.00 321.50 543.00 644.50 4190.50
1946 702.00 579.00 533.50 402.50 193.50 156.50 34.50 24.50 156.50 458.50 604.00 694.50 4539.50
1947 808.50 483.00 432.50 316.50 162.00 124.50 24.50 55.00 104.00 261.00 501.00 665.50 3938.00
1948 757.50 654.50 583.50 497.50 275.00 61.00 43.50 23.50 145.00 310.50 591.00 838.00 4780.50
1949 1025.00 605.50 512.00 330.00 185.50 102.50 46.00 35.00 95.50 436.50 385.00 719.00 4477.50
1950 947.50 592.00 566.50 432.50 265.50 109.00 12.50 9.00 93.10 a 312.50 468.00 492.00 4300.10
1951 707.50 530.50 659.00 310.50 232.00 65.00 12.50 34.50 53.50 336.00 524.50 770.50 4236.00
1952 752.27 a 588.50 607.50 362.50 245.50 159.00 14.00 36.50 70.50 211.66 b 721.00 678.00 4446.92
1953 541.50 568.50 582.00 420.00 338.00 205.00 25.00 28.42 a 85.00 312.00 457.50 677.50 4240.42
1954 690.00 536.50 650.00 419.00 271.77 a 224.50 64.00 72.50 150.50 391.50 484.00 766.50 4720.77
1955 780.00 689.00 689.00 591.50 359.00 156.21 a 107.00 66.50 186.00 345.00 600.50 676.50 5246.21
1956 734.00 770.50 603.00 395.50 244.50 188.00 40.00 39.50 76.00 365.50 615.50 702.50 4774.50
1957 959.45 a 558.50 544.00 364.50 167.50 67.00 25.32 a 46.50 60.50 409.00 656.50 699.05 a 4557.82
1958 659.00 457.50 574.05 c 405.50 142.50 91.50 1.00 4.50 110.00 259.50 497.50 548.50 3751.05
1959 642.00 601.50 546.50 362.50 297.50 108.00 24.50 34.50 171.50 293.00 567.50 707.00 4356.00
1960 776.50 613.50 491.00 396.00 320.00 92.00 20.50 82.50 98.50 297.00 580.00 747.50 4515.00
1961 633.95 a 503.00 560.50 414.50 297.00 83.00 34.50 12.50 233.50 335.00 673.50 726.00 4506.95
1962 862.00 630.50 632.50 356.00 387.00 132.50 70.50 46.00 88.00 346.50 501.00 676.50 4729.00
1963 914.50 409.50 585.00 500.50 259.50 152.00 67.00 33.00 61.55 a 287.00 538.50 723.00 4531.05
1964 733.50 662.50 612.50 502.50 351.00 139.00 35.00 48.50 122.50 265.05 a 638.50 728.50 4839.05
1965 721.00 566.50 535.50 380.00 334.00 128.50 38.50 20.00 149.50 243.50 477.50 784.00 4378.50
1966 722.50 640.00 550.50 353.50 261.00 118.00 32.00 43.50 57.00 341.00 546.00 666.00 4331.00
1967 683.50 570.50 635.50 578.50 285.00 93.00 11.00 2.50 58.00 347.50 517.50 759.00 4541.50
1968 753.50 498.00 511.50 502.00 297.50 145.50 35.50 56.50 105.00 350.50 525.00 764.00 4544.50
1969 853.50 700.00 589.00 468.50 218.00 83.00 59.93 a 60.45 a 117.00 378.00 534.50 668.50 4730.38
1970 688.50 535.00 567.00 571.00 302.00 129.00 47.00 36.50 229.00 422.00 543.50 771.50 4842.00
1971 780.00 637.50 666.00 494.50 296.00 186.00 58.00 19.50 157.00 426.00 601.50 786.50 5108.50
1972 795.00 581.00 478.50 514.00 238.50 101.50 18.50 36.00 199.50 388.50 508.50 875.50 4735.00
1973 784.50 515.50 608.50 403.00 221.00 122.00 26.00 109.00 108.50 350.50 605.50 615.00 4469.00
1974 818.50 640.00 564.50 453.50 324.00 126.21 a 60.50 25.50 47.00 355.00 512.00 655.00 4581.71
1975 659.00 612.00 650.50 577.50 292.50 173.00 33.00 90.50 88.00 344.50 604.50 676.50 4801.50
1976 693.00 666.50 636.00 466.00 301.00 215.00 30.50 36.50 72.50 304.00 465.00 801.50 4687.50
1977 792.50 513.00 629.00 380.50 377.00 91.00 61.50 21.00 156.00 325.00 589.66 a 623.00 4559.16
1978 644.50 524.00 458.50 451.00 346.00 89.50 52.00 51.00 151.00 282.00 684.50 834.50 4568.50
1979 961.00 607.50 474.00 392.00 221.50 87.00 22.50 11.50 49.66 a 223.00 574.00 634.50 4258.16
1980 818.00 533.00 510.50 325.00 265.50 155.50 40.50 51.50 112.00 299.50 499.50 637.00 4247.50
1981 655.50 533.50 521.50 427.00 0.00 z 128.00 58.50 27.50 116.50 371.00 510.50 619.50 3969.00
1982 823.50 605.00 588.00 508.50 287.00 129.50 0.00 z 42.50 0.00 z 314.00 605.00 731.50 4634.50
1983 679.50 490.00 457.00 419.00 240.00 161.00 85.50 21.00 141.50 302.00 478.00 812.00 4286.50
1984 701.00 566.00 461.00 467.00 317.00 180.50 35.00 42.50 146.50 400.50 572.50 794.00 4683.50
1985 826.50 647.00 638.00 331.00 270.00 104.50 10.50 53.50 178.00 356.50 771.50 901.00 5088.00
1986 638.08 a 519.50 390.00 441.50 286.00 89.00 59.00 5.00 193.00 260.00 507.50 718.50 4107.08
1987 739.00 551.00 502.50 310.50 219.00 100.34 a 54.77 a 23.00 106.00 243.00 497.50 743.00 4089.61
1988 727.50 560.50 535.50 361.50 311.50 143.50 36.50 34.00 109.00 198.00 522.50 741.50 4281.50
1989 706.50 792.50 555.00 275.00 275.50 102.00 55.50 51.00 72.50 331.50 509.50 728.50 4455.00
1990 682.00 646.00 465.00 309.50 285.50 130.50 19.50 19.00 35.00 360.00 523.50 935.50 4411.00
1991 775.50 408.00 579.00 464.50 352.00 162.00 9.50 25.50 64.00 300.50 468.50 693.50 4302.50
1992 606.50 444.50 392.50 293.50 124.50 0.00 z 16.00 20.00 93.50 272.00 500.50 774.00 3537.50
1993 824.50 662.50 428.00 409.00 179.50 137.00 68.50 35.00 97.00 230.00 707.00 741.50 4519.50
1994 636.00 627.00 475.50 358.00 225.00 148.50 25.50 21.00 60.50 376.50 657.50 649.00 4260.00
1995 644.00 451.50 539.50 438.50 225.50 142.50 15.00 50.50 34.50 328.50 421.50 635.00 3926.50
1996 691.00 589.00 522.00 369.50 308.50 119.50 25.50 23.00 142.00 330.00 497.50 664.00 4281.50
1997 703.50 587.50 504.50 423.00 134.33 a 138.50 32.00 10.00 75.00 343.00 504.00 761.00 4216.33
1998 615.50 555.50 544.05 a 438.50 348.00 131.00 20.00 34.00 85.00 374.00 530.50 795.00 4471.05
1999 724.50 620.00 608.12 a 431.50 354.43 a 160.00 67.50 22.50 105.00 335.00 427.50 700.00 4556.05
2000 725.00 536.50 577.00 345.50 222.00 80.69 a 24.80 a 32.00 89.48 a 289.00 648.50 682.53 b 4253.01
2001 697.50 606.00 519.50 466.00 227.50 166.50 33.77 c 16.50 82.50 339.50 454.50 711.97 a 4321.73
2002 694.00 546.50 629.50 386.00 315.50 119.00 11.50 37.00 89.50 417.00 543.50 651.50 4440.50
2003 572.50 591.00 470.00 460.00 290.50 93.00 15.00 9.50 92.50 255.50 666.50 0.00 z 3516.00
2004 653.50 543.50 402.50 339.00 194.50 95.00 10.00 7.50 117.50 271.00 532.50 645.00 3811.50
2005 675.00 567.00 425.50 394.00 208.00 141.50 8.50 7.00 116.50 257.50 577.00 723.00 4100.50
2006 598.50 589.00 608.50 371.00 233.00 87.50 20.50 25.50 77.50 347.00 538.50 687.50 4184.00
2007 783.50 554.50 443.50 395.00 254.00 127.00 2.50 17.00 125.00 357.00 579.50 710.00 4348.50
2008 833.50 593.50 605.00 501.50 251.00 190.50 19.50 36.00 102.00 357.00 444.50 776.00 4710.00
2009 729.50 586.50 623.00 459.00 236.50 74.00 13.00 33.00 92.00 387.00 575.00 874.50 4683.00
2010 571.00 504.50 555.00 459.50 339.00 148.00 37.00 31.00 79.50 291.00 525.50 628.00 4169.00
2011 653.00 637.50 541.00 501.50 359.50 135.00 46.00 9.50 50.50 299.00 560.50 781.00 4574.00
2012 700.50 595.50 608.63 a 366.50 296.00 142.00 24.50 8.50 76.50 341.00 482.00 676.50 4318.13
2013 751.00 557.00 477.92 a 11.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 27.50 z 1785.92
Period of Record Statistics
MEAN 736.22 578.09 542.85 409.32 275.60 133.57 36.47 37.59 120.06 324.40 545.22 722.92 4473.21
S.D. 98.39 72.90 75.39 72.58 63.14 41.64 22.20 24.58 48.50 59.89 74.34 85.35 325.87
SKEW 0.70 0.10 -0.41 0.09 -0.15 0.66 1.04 1.65 0.51 0.11 0.48 0.48 -0.17
MAX 1044.00 792.50 735.00 591.50 401.50 303.50 118.00 156.00 264.81 472.23 771.50 1017.83 5337.23
MIN 541.50 408.00 305.02 195.00 124.50 61.00 1.00 2.50 33.00 187.00 385.00 492.00 3252.22
NO YRS 105 105 105 104 103 103 103 105 104 105 104 103 99