CLOVERDALE, OREGON

Monthly Total Heating Degree Days

(351682)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201302
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
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 369.50 k 0.00
1941 551.50 440.50 411.50 416.50 342.50 204.00 102.50 152.50 220.00 326.00 459.50 629.00 4256.00
1942 687.00 567.00 612.77 a 451.00 364.50 232.76 a 95.50 98.50 224.50 288.50 532.50 625.68 a 4780.21
1943 790.50 a 484.50 598.50 439.50 412.30 a 281.00 178.00 185.50 42.50 x 329.00 438.50 642.00 4779.30
1944 649.50 599.50 602.50 476.11 c 368.38 a 260.50 134.50 108.00 163.50 227.50 505.00 652.50 4747.49
1945 592.00 537.50 626.50 523.00 339.00 240.00 164.00 211.00 227.50 356.50 564.50 634.50 5016.00
1946 652.50 582.50 598.00 533.50 331.50 271.50 163.00 181.00 216.50 457.50 595.50 614.00 5197.00
1947 745.00 476.50 478.90 b 366.00 303.50 234.00 144.15 a 154.50 195.00 336.50 511.00 600.50 4545.55
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 165.69 b 160.50 217.50 417.50 619.50 798.00 2378.69
1949 961.00 666.50 571.50 454.14 a 316.89 d 0.00 z 0.00 z 52.00 s 189.31 a 492.50 365.00 685.50 4702.34
1950 933.50 619.00 647.50 519.50 479.00 246.00 197.00 163.50 244.00 405.50 530.50 489.00 5474.00
1951 739.50 572.50 677.50 474.50 369.50 261.50 159.50 174.00 199.00 330.50 485.00 751.50 5194.50
1952 774.00 651.00 637.50 516.00 400.50 296.00 170.50 140.00 202.00 256.00 562.50 643.50 5249.50
1953 518.00 551.00 599.50 490.50 364.00 264.50 158.00 110.50 148.50 280.50 427.50 584.35 a 4496.85
1954 712.50 523.00 645.00 516.50 361.50 296.50 219.50 142.50 176.00 308.00 381.00 624.50 4906.50
1955 694.00 631.00 702.00 613.50 452.71 b 259.50 207.70 a 225.50 211.00 347.50 540.00 b 667.50 5551.91
1956 689.00 743.50 655.50 477.50 326.50 273.00 141.00 120.50 190.50 399.50 518.00 622.00 5156.50
1957 852.50 548.50 554.00 459.50 310.00 180.50 160.50 155.50 68.00 314.50 513.50 581.00 4698.00
1958 550.00 413.50 601.50 423.00 276.50 111.00 61.00 110.50 176.50 293.50 539.50 510.50 4067.00
1959 635.50 585.50 549.50 436.00 337.50 198.00 134.00 185.50 203.00 292.00 483.00 628.00 4667.50
1960 724.00 567.50 571.50 441.50 389.00 238.00 202.50 149.50 186.00 316.00 510.00 608.50 4904.00
1961 503.50 485.00 556.00 509.00 361.50 196.50 105.00 107.00 242.78 c 364.50 574.50 657.00 4662.28
1962 716.00 539.50 632.00 468.50 456.50 292.00 179.50 129.50 176.00 294.00 448.50 569.00 4901.00
1963 799.50 354.50 610.50 509.50 386.00 286.00 184.50 130.50 108.50 272.50 476.50 555.50 4674.00
1964 625.50 604.00 635.50 545.50 450.00 277.50 170.00 166.50 198.00 298.50 588.50 728.00 5287.50
1965 667.00 544.50 525.00 471.50 453.50 307.50 163.50 99.50 206.50 229.50 421.50 700.27 c 4789.77
1966 647.00 568.00 603.50 453.50 420.00 249.50 174.50 150.50 118.50 326.50 467.00 560.50 4739.00
1967 605.50 561.00 657.00 599.00 375.00 180.50 163.00 111.50 116.00 319.50 468.00 704.00 4860.00
1968 691.50 394.50 506.50 547.00 366.00 230.00 150.50 140.00 154.00 373.50 471.50 718.00 4743.00
1969 839.50 610.50 555.50 500.00 270.00 146.00 197.00 189.00 181.50 356.50 463.50 576.00 4885.00
1970 648.00 422.00 548.00 573.00 393.00 256.50 191.50 168.50 244.00 372.50 485.50 714.50 5017.00
1971 679.50 586.00 657.50 529.00 395.77 a 318.50 213.50 90.50 204.00 409.50 530.50 728.50 5342.77
1972 769.00 602.00 516.50 577.00 356.50 a 234.50 131.00 127.50 248.50 373.00 477.00 781.50 5194.00
1973 722.00 478.00 598.00 462.50 359.50 261.00 177.50 217.50 164.00 363.00 597.00 559.50 4959.50
1974 741.00 599.00 566.50 477.00 435.50 260.00 175.00 141.50 128.00 326.50 466.50 575.00 4891.50
1975 629.50 578.50 633.00 588.00 379.00 271.50 156.00 182.50 158.00 387.50 553.50 600.00 5117.00
1976 616.50 611.00 658.50 511.50 377.50 320.00 155.50 149.00 137.00 304.50 391.00 597.50 4829.50
1977 625.50 449.50 620.50 468.00 449.00 223.00 191.50 94.50 201.50 327.50 560.00 589.50 4800.00
1978 585.50 468.00 470.50 483.50 370.50 167.50 129.50 109.50 166.00 263.50 617.50 788.50 4620.00
1979 853.50 598.50 480.50 451.50 331.70 a 267.50 102.50 120.00 83.00 271.00 508.50 528.50 4596.70
1980 754.50 501.50 592.50 429.00 380.78 a 294.00 150.50 183.00 163.50 293.00 447.50 528.50 4718.28
1981 490.00 487.00 511.00 447.50 341.50 228.00 133.50 122.50 70.50 j 342.50 447.50 587.00 4138.00
1982 703.00 546.00 575.50 510.50 370.50 236.00 161.50 120.00 130.50 274.50 540.50 628.00 4796.50
1983 523.50 441.50 445.00 401.00 270.50 185.00 98.00 70.00 160.50 310.00 451.50 767.50 4124.00
1984 565.00 474.00 439.00 488.50 362.00 263.50 170.50 114.50 153.50 416.00 524.50 760.50 4731.50
1985 665.50 627.00 663.00 467.00 372.00 227.00 126.00 140.50 242.50 410.00 774.50 660.00 5375.00
1986 519.00 537.00 451.00 512.00 377.50 208.50 191.50 178.00 255.50 351.00 477.50 609.50 4668.00
1987 626.00 484.00 526.50 416.00 342.55 a 266.00 197.37 a 0.00 z 223.45 a 286.50 435.50 684.00 4487.87
1988 660.50 542.50 574.50 493.00 375.00 286.50 193.50 200.50 240.00 260.00 460.00 622.50 4908.50
1989 680.50 725.50 583.50 385.50 374.00 222.00 206.50 156.50 153.00 365.00 484.50 630.50 4967.00
1990 617.00 628.50 507.00 428.50 390.00 240.00 130.00 93.00 132.00 396.00 491.50 857.00 4910.50
1991 687.50 401.00 642.00 0.00 z 0.00 z 313.50 0.00 z 0.00 z 0.00 z 341.00 490.50 610.00 3485.50
1992 570.00 393.00 0.00 z 384.00 315.00 229.00 0.00 z 138.00 215.50 337.00 523.00 724.00 3828.50
1993 773.00 604.50 514.50 440.00 285.00 232.00 178.50 134.50 248.00 314.50 641.50 652.50 5018.50
1994 569.00 602.00 509.00 474.00 375.00 289.00 202.00 132.27 a 149.00 424.50 652.00 644.00 5021.77
1995 555.50 459.50 538.50 491.50 386.00 272.50 129.00 174.00 117.50 354.00 389.00 590.00 4457.00
1996 638.00 583.00 546.00 439.00 431.00 278.00 177.00 176.50 246.50 387.50 530.50 621.03 a 5054.03
1997 636.00 546.00 584.50 474.00 250.50 201.00 149.50 87.50 112.00 375.00 412.00 650.00 4478.00
1998 553.00 496.50 544.50 508.50 378.00 246.50 123.00 154.50 208.00 351.50 473.50 710.50 4748.00
1999 627.50 567.00 629.00 526.50 467.50 287.50 203.50 121.50 242.50 356.00 414.00 553.00 4995.50
2000 675.50 533.50 606.50 434.50 378.00 216.72 a 157.50 165.50 172.50 339.50 593.50 603.00 4876.22
2001 597.50 579.00 555.50 566.50 377.00 306.00 222.50 143.50 228.00 397.50 454.50 609.50 5037.00
2002 653.50 535.50 643.00 479.50 454.00 236.00 160.50 161.00 204.00 358.00 411.00 547.00 4843.00
2003 452.50 532.50 492.50 497.00 408.00 207.00 146.00 135.50 168.50 242.50 549.50 590.00 4421.50
2004 634.50 504.50 484.50 380.00 306.50 201.00 99.00 68.50 179.50 318.50 520.00 578.00 4274.50
2005 582.00 494.50 466.00 446.50 269.00 240.50 154.00 144.00 279.00 325.50 534.00 611.50 4546.50
2006 557.50 569.00 607.00 472.50 360.00 242.50 159.00 209.50 220.50 407.00 493.00 625.50 4923.00
2007 706.00 519.50 540.29 c 493.50 421.50 286.50 108.50 139.00 220.00 359.00 501.50 636.00 4931.29
2008 692.00 538.50 602.00 544.50 370.50 338.50 207.00 157.00 208.00 330.00 382.50 682.00 5052.50
2009 591.00 537.00 611.50 502.00 376.50 221.50 161.50 132.00 147.00 326.50 459.00 660.50 4726.00
2010 472.50 428.50 505.00 477.50 424.00 289.50 199.00 189.50 152.50 307.50 513.50 554.00 4513.00
2011 562.50 597.00 541.00 558.00 438.00 246.50 178.50 152.00 166.00 303.50 534.00 651.50 4928.50
2012 599.50 540.00 607.50 436.00 408.00 280.00 155.50 157.50 226.50 342.50 425.00 607.50 4785.50
2013 665.00 517.50 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 1182.50
Period of Record Statistics
MEAN 656.56 540.11 571.58 482.23 372.39 248.74 160.86 145.01 186.37 337.66 501.11 637.07 4840.75
S.D. 101.01 75.14 64.94 52.70 51.00 42.62 34.03 34.67 44.95 52.20 71.44 72.08 298.19
SKEW 0.60 -0.06 -0.37 0.22 -0.19 -0.56 -0.49 0.07 -0.37 0.29 0.82 0.69 -0.17
MAX 961.00 743.50 702.00 613.50 479.00 338.50 222.50 225.50 279.00 492.50 774.50 857.00 5551.91
MIN 452.50 354.50 411.50 366.00 250.50 111.00 61.00 68.50 68.00 227.50 365.00 489.00 4067.00
NO YRS 72 72 70 70 70 70 69 69 69 72 72 72 65