TILLAMOOK, OR

Monthly Sum of Heating Degree Days (Degrees Fahrenheit)

(358494)

Base Temperature = 65 F

File last updated on Aug 27, 2015
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.
MAXIMUM ALLOWABLE NUMBER OF MISSING DAYS : 5
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)JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDECANN
1948-----z-----z-----z-----z-----z-----z191.25c155.50 242.00a399.50a627.00 778.97b2394.22f
1949958.00a662.50a586.00 451.00a312.93b308.40d249.50 163.50a201.50a520.00 390.00 656.50a5459.83
1950957.00 596.00a651.00 516.50 445.38e191.50a206.38b143.57c264.00 401.50a503.50 461.00 5337.34
1951711.50a630.00 582.00j500.00 386.50a297.00 214.29c241.50 251.50 358.50a514.50 765.00 4870.29a
1952801.00 654.50 654.00a510.00a401.50a298.00a192.50a158.00 244.43b316.00 608.44d653.00 5491.37
1953374.50k586.73b579.83b504.91b396.50 -----z201.50a135.00 197.82b343.00a471.00 625.00 4041.29b
1954736.67d542.50 696.00 558.50 414.00 158.50o275.00a183.00 223.50a385.34b411.50a625.00a5051.01a
1955728.50 647.48b740.00 626.50 463.39c136.00n224.00 306.00 293.50 373.50a602.00a693.50 5698.37a
1956665.00a740.00a641.00a486.50a365.00a303.00 194.00a166.00a233.00 428.00 584.00 655.00 5460.50
1957876.50 586.00 572.00 489.00 362.00 243.50a232.00 230.50 132.00 381.21b557.50 590.00a5252.21
1958547.50 421.50 659.50 464.50 312.00 143.50 115.00 192.50 214.00 349.00 546.00 510.00 4475.00
1959621.00 602.00 604.50 483.50a389.50 238.50a217.00a271.50 272.50 356.50 539.50 665.50 5261.50
1960751.50 605.50 612.50 481.50 437.50 315.00 299.50 202.00 254.00 360.00a532.50 648.00 5499.50
1961530.50 508.00 589.50 532.50 394.00a242.00 159.31b178.50 320.00 438.00 635.00 673.00 5200.31
1962761.00 576.00 671.50 485.50 474.00 347.50 281.50 182.00 240.00 351.50 473.00 618.00 5461.50
1963845.50 392.00 635.00 525.50 421.50 312.00 228.50a190.50a158.50 323.00 505.50 583.00 5120.50
1964651.00 675.50 652.50 594.50 492.50 312.00 222.50 216.00 260.00 347.50 610.00 723.50 5757.50
1965654.00 585.00 585.00 498.50 510.00 368.00 202.00a131.00 294.50 298.50a470.50 752.14c5349.14
1966665.50 595.00 660.00a484.00 478.00 287.93b263.00 236.00 174.50 403.50 509.00 546.21b5302.64
1967619.50 593.00 664.00 618.50a396.00a206.00 201.50a117.00a133.00 338.50 498.00 703.50 5088.50
1968671.50a447.00a508.50 590.50 398.50 291.50 192.50 190.00a202.50a431.50 509.00 742.50 5175.50
1969865.50 669.50 627.00 515.50 340.50a161.00 247.00 238.00a234.50a425.00 552.50 631.00 5507.00
1970642.00a488.00 618.50 589.50 434.00 258.00a269.00 259.00 328.00a440.50 532.50a754.00a5613.00
1971736.50 625.50 705.00 529.50 422.50 337.50 249.00 135.00 287.00 478.00 593.50 720.00a5819.00
1972782.00 613.00 549.50 590.50 357.50 245.00a153.00a177.41b287.00 416.00a491.50 778.00 5440.41
1973737.50 523.50 603.50 501.00 377.50 234.50 197.00 266.00 189.00 400.00 606.00 577.50 5213.00
1974755.50 614.50 597.00 475.50 442.00 338.50 212.50 149.00a181.00 443.50 505.50 607.50 5322.00
1975657.50 601.50 652.50 625.50 414.00 317.50 204.00 255.50 234.00 404.50a577.00 636.00 5579.50
1976634.50a600.50a678.00 530.00 384.50a344.50 197.50a159.31b166.75b336.00a492.50 644.50a5168.56
1977656.50a492.00 603.00a503.00 440.50 248.00a230.00 123.00 245.50 427.00 598.50 582.00 5149.00
1978599.00 496.50 540.50 479.50 413.50 173.00a172.00a146.38b188.50 314.00 692.00 825.00 5039.88
1979834.50a615.00 514.00 471.00 -----z315.00a152.50 162.00a101.50a287.50a559.50 562.00 4574.50a
1980778.50 511.00a617.50 477.50 422.00 313.50 198.00 236.00 210.00 377.50a512.00 580.50 5234.00
1981563.50 527.50 532.50a474.00 382.00a249.00 164.00 166.03b207.50 404.50 507.00 611.00 4788.53
1982720.00b578.50 636.50 564.50a443.50 275.50 234.50 180.50a191.00a306.00a556.50a652.50 5339.50
1983529.50a446.50 456.50a477.50 340.50 238.50 127.00 149.46c238.50a431.00 474.00 761.67d4670.63
1984623.50 486.50 498.50 511.00a405.50a325.50a263.50 204.50a198.50a433.50 513.50a730.86b5194.86
1985685.38e678.50 690.50 505.00 385.50 308.12b196.00 194.00 259.50a439.00a728.00a773.00 5842.51
1986551.00 527.50a484.00 555.00 392.00 215.50a234.00 181.00 299.00 360.50 523.50 619.50 4942.50
1987632.50a515.50 510.50a467.50 362.50 283.00a227.50 212.00 264.00 359.50a478.50 720.50a5033.50
1988694.00 587.50 620.50 489.00a412.50 319.00a255.56d232.50a287.00 316.50 520.00 626.90b5360.95
1989702.50 737.00a601.00a397.00 427.50 244.50 236.50 202.50 222.50 430.50 530.50 687.00 5419.00
1990636.50a630.00 566.50a452.00 411.50a260.50a191.50 130.00 177.00 450.50 533.50 822.93b5262.43
1991732.00 427.33b675.50 564.00 472.00 352.50 227.00 203.50 215.00 434.50 501.50 643.50 5448.33
1992620.00 484.50 554.00 434.00 388.00 256.50 105.00d114.31b213.00 319.44d487.00 683.04c4658.79
1993739.82c583.43e420.50f416.50a260.00d216.50a150.00c141.67d188.00f337.76b652.50a637.24b4135.42b
1994600.00 627.00 518.79b441.21b366.50a300.00 243.50 131.00a183.28e448.97b641.22c639.83b5141.30
1995544.00 475.20c538.50a495.15c389.00 266.91c129.64c195.00c109.27b387.00 394.50 560.17b4484.34
1996646.50 553.00c538.50 407.50a420.50a298.50 184.00a196.50a281.00 418.50 563.50 612.50a5120.50
1997606.00a552.00a554.50a477.50 253.97b231.50 184.00 91.55b151.44c400.00 421.00 632.00a4555.46
1998546.72b471.00a545.00a525.50a371.00 269.00 130.86b187.50c194.00f370.18c480.57b579.50f3897.34b
1999632.00a547.00a612.32c531.13c475.18c283.50a240.52b143.79b334.57c432.69e411.70b519.11c5163.51
2000688.50a521.11b643.50 435.50a381.00 251.68b197.50 233.50a208.50a368.00a644.00 621.00 5193.79
2001632.59b645.50 571.03b568.00 364.50a300.50 292.00 153.50 286.50 459.00 490.00a619.66b5382.78
2002667.50 552.00a670.50 537.50 499.50 278.09b203.50 230.69b270.50 412.50a502.00 573.00a5397.28
2003508.00 616.00 485.50 488.00a396.50a221.00a183.50 184.50 196.50 273.50a563.00a627.00 4743.00
2004613.50a524.46c545.50 416.00a362.50a216.50a113.00a105.50 238.00 349.00a582.50 615.00a4681.46
2005606.50 549.00 508.00a475.00 286.00 261.00 172.50a210.00 360.00 363.00 605.89b641.50a5038.39
2006546.50a614.50 638.50a510.50 -----z254.62e213.89d276.21b260.42e477.78d498.02d516.50g4290.93b
2007615.00g518.06d257.31e82.50p275.50j259.50 107.68c140.89c240.00a393.50a538.11c661.55b3116.60c
2008725.89c576.00a648.00 587.00 376.55b334.57c209.00 150.00 243.00 393.50 421.50 750.00 5415.02
2009678.00 609.50 645.50 512.50 400.50 230.50 162.50 149.00a180.50 366.00 498.00a762.86c5195.36
2010493.50 448.00a555.00 491.50a433.50 302.18e232.00a208.50 136.00g83.00t-----z-----z3164.18d
2011-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
2012-----z-----z-----z-----z446.50a305.00 187.00 173.50a288.50a398.50 488.50 676.50 2964.00d
2013759.00 587.50 594.83b493.00 382.76b223.50 232.00 145.34b163.50 475.50 532.50 829.50 5418.93
2014593.00a601.50a531.50 471.50 295.56d259.50a145.50a125.00 112.50 221.00 480.00 535.50 4372.06
2015552.50 415.50 488.50 515.50 364.50a262.00 113.00a141.92e-----z-----z-----z-----z2853.42d
Period of Record Statistics
MEAN674.64 564.78 590.25 505.88 397.59 272.15 201.99 181.81 227.62 385.92 531.89 657.34 5204.50
S.D.102.59 75.97 76.76 52.11 53.21 47.88 46.21 46.03 56.25 55.53 69.04 80.38 333.34
SKEW0.67 -0.15 -1.24 0.39 -0.41 -0.37 -0.25 0.46 -0.10 -0.30 0.36 0.18 -0.66
MAX958.00 740.00 740.00 626.50 510.00 368.00 299.50 306.00 360.00 520.00 728.00 829.50 5842.51
MIN493.50 392.00 257.31 397.00 253.97 143.50 105.00 91.55 101.50 221.00 390.00 461.00 4372.06
YRS63.00 65.00 63.00 64.00 63.00 63.00 67.00 67.00 63.00 65.00 65.00 63.00 54.00