OTIS 2 NE, OR

Monthly Sum of Heating Degree Days (Degrees Fahrenheit)

(356366)

Base Temperature = 65 F

File last updated on Apr 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-----z213.50 176.50a249.50 457.50 643.50 821.00 2561.50f
19491046.50 680.50 598.50 460.89b366.00 315.00 230.50 222.00 254.00 542.14c177.00r720.00a5436.04a
1950958.50 639.50 659.00 535.50 488.00 259.50 191.50 156.00 255.00 450.00 548.00 487.00 5627.50
1951736.50 590.50 722.50 471.00 380.50 250.00 180.00 192.50 240.50 362.00 542.00 771.50 5439.50
1952827.50 665.00 675.50 502.50 401.50 298.50a157.50 142.00 209.00 291.50 681.00 698.00 5549.50
1953550.50 582.00 620.50 524.00 407.50 311.00a160.50 146.50 162.00 324.50 478.00 640.00 4907.00
1954738.50 569.00 651.00a543.50 366.50a320.00 249.00 176.50 215.00 380.50 435.00 681.00 5325.50
1955780.50 662.50 709.00 602.00a480.00a295.50a236.00a213.00 244.00a386.00 619.50 689.50 5917.50
1956710.00 783.00 656.50 500.50 347.50 291.07c161.00a138.00a204.50a428.00 587.00a702.41b5509.49
1957898.00 568.00 531.21b457.00 326.00 197.50 147.00a145.50 80.50a356.00a603.00 610.50a4920.21
1958590.50a434.00 619.00 434.00 271.00 127.50a61.00 86.50 159.50a316.50 527.00 548.50 4175.00
1959652.50 596.50 587.50 464.00 381.50 234.00 156.00 193.50a269.00 327.86c569.50 704.50a5136.36
1960798.50 631.50 607.00a489.50 447.50 259.00 232.00 173.50a220.61b355.50a555.66b691.03b5461.30
1961590.50 527.50 595.00 533.00 403.50 208.00 129.31b105.00 282.00 421.00 621.50a708.00 5124.31
1962792.50 571.50 621.00a491.50 463.50a299.32b234.50 145.00a206.50 355.00a511.00 673.50 5364.82
1963866.50 419.50 618.00a534.43b402.00a273.50a236.50 157.00 128.00 334.00 498.22e654.50 5122.15
1964676.00 650.00 648.00 567.50 476.00 289.00 175.00 182.50 223.00a361.00 621.00 763.00 5632.00
1965738.00 582.50 528.00 486.00 458.00a306.00 162.00 113.00 205.50 271.03b472.50 790.00 5112.53
1966683.00 604.00 627.00 457.00 421.00 246.50a189.00 152.68c112.24c379.00 479.50a593.00 4943.92
1967613.50a567.50 668.50 617.00 369.00 183.50 130.50a68.50 113.00 321.35e516.00 726.50 4894.85
1968732.50 446.50 531.50 562.50 396.00 258.00 151.73e164.00 182.00 427.50a536.50 777.50 5166.23
1969902.50 689.00 573.00 524.50 286.00a168.50a198.50 179.00 190.00 392.00a551.00 654.00 5308.00
1970694.00 492.00 585.50 588.00 397.50 237.50 189.50 183.00 277.00 434.50 538.00 758.79b5375.29
1971728.50a623.00a682.00 513.00a408.50 327.50a199.00 92.50 211.50a435.00 561.50a774.00 5556.00
1972806.00 620.00a539.00 591.00 354.50 244.50a127.50c129.00 230.26e341.50i514.00a846.50 5002.26a
1973778.00 530.00 594.50a494.50 382.50 266.00 216.00 165.00h147.50 399.50 609.00a587.50 5005.00a
1974792.50 627.50 592.00 500.00 467.00 290.50 191.50 164.50 136.00a375.50 528.00 629.00 5294.00
1975672.50 619.50 651.00 621.50 391.00 298.00 188.00 204.50 169.00 424.50 597.00 667.50 5504.00
1976693.00 649.00 672.00 537.50 385.50 321.50 179.00 153.00 144.50 376.00 516.50 739.00 5366.50
1977749.00 534.00 666.00 492.00 478.00 244.00 211.00 105.00 252.00 401.00 601.50 636.00 5369.50
1978657.50 512.00a493.50 500.00 401.00 152.81d122.14c107.50g194.50 275.50 685.50 881.50 4875.95a
1979932.00 642.00 508.00 490.50 337.00 262.00 122.00 140.00 92.50 278.50 593.50 585.50 4983.50
1980805.50 548.50 604.00 467.50 413.50 300.50 183.00 189.50 173.50 329.00 494.04b595.50 5104.04
1981580.50 546.50 530.00 460.00 378.50 276.50 154.50 131.50 196.50 378.50 514.00 616.50a4763.50
1982756.00 597.50a607.00a571.00 407.50a243.00 184.00a120.00 251.00 393.50a604.50a716.50 5451.50
1983614.50 500.00 510.00 459.50 332.00 239.00 152.00 120.00a171.00 312.00 502.00 817.50 4729.50
1984668.50 568.50 514.50 548.00 425.50 330.50a189.11c211.50 271.50 459.00a598.00 813.50 5598.11
1985815.00 673.00 688.50 486.50 408.00 256.00 148.50a168.50 212.50a433.50a795.50 877.00 5962.50
1986602.50 566.50 459.31b428.00f286.00f206.90d201.00a150.50a270.67c304.00a503.04d653.57c3917.99b
1987700.71c498.98b520.00 415.67c310.00 239.77b268.97b134.44d190.65c275.00d498.00a763.39c4815.58
1988752.00 573.50 559.82c470.50 389.00 231.50 166.55b153.00a216.00a286.50 525.00 685.00a5008.37
1989722.50 755.00a578.79b340.75d349.29c193.16b188.50 123.62b144.50 384.50 520.50a725.00 5026.11
1990654.00a638.50 517.00a404.00 386.00 231.00a105.50a82.00a113.21d416.00 533.00 900.50 4980.71
1991746.00 440.50 612.93b508.00a454.00 289.50 137.59b108.50a107.00 345.50 517.00 675.00 4941.52
1992621.72b470.81b412.50a366.12b245.50a173.00a125.00 111.50 221.00 346.50a534.50a754.50a4382.66
1993841.00 634.50 497.00 443.50 263.50 219.50a159.00 113.00 175.50 321.50 685.00a728.50 5081.50
1994620.00a628.50 493.00 413.50a332.00 263.50a180.00 101.00 142.00 409.00 707.00 707.50 4997.00
1995590.50 482.00a539.50 463.50a335.50a246.50c79.00a153.50 98.50a390.50 418.50 663.50 4461.00
1996693.50 608.00 518.79b398.50a412.00 248.05b98.00f119.00a229.00 405.00 550.00a659.50a4841.35a
1997676.50a584.00 578.00 438.00a207.00a234.00a125.50a65.50f125.13c388.00a460.50 742.00 4558.63a
1998606.00 536.00 544.00 486.50a362.00 238.00a106.61c114.31b171.00 369.00a524.00 752.00 4809.42
1999693.50 599.50 625.50a518.50 434.48b292.50a206.11d87.00f233.00 390.50 475.00 633.10b5101.70a
2000726.21b583.50 623.50 401.50 368.50 225.50a165.50 144.00 167.00 401.50 678.00 676.50a5161.21
2001675.50a611.00 571.00 539.00 348.50 300.50 189.83b140.17b199.00 390.00a515.50 689.50 5169.50
2002671.38b578.00 638.50a468.00 422.07b218.50a135.00a144.44d175.61c412.50 505.50 621.72b4991.23
2003561.00 575.00 511.00 493.50a355.00 172.96b120.50 101.00 149.00 292.00a625.00 657.00a4612.96
2004725.00 585.00 508.50 373.50 314.00 194.00a72.93b36.43c165.00a352.00 589.50 655.50 4571.36
2005670.00 560.50 482.50 448.00 268.50a237.50a92.31e69.00g247.50 372.41b631.00 701.00 4711.22a
2006600.00 602.00 617.59b457.00 -----z181.25b127.50a155.50a192.00 405.50a555.50 714.00 4607.84a
2007788.50 569.00 516.00 473.00a380.50 250.00 97.50 110.50 217.00 433.50 600.50 703.00a5139.00
2008801.00a607.00 663.50 552.50a363.00a343.50a148.93c140.50 220.85d410.50 471.00a801.50 5523.77
2009741.50 639.50 646.61c517.50 379.00a225.79b129.00 123.50 164.87c372.00 552.00 829.50 5320.76
2010572.50 499.50 555.00 501.29b447.50 284.50a200.00 173.50 167.00 379.50 613.50 647.50 5041.29
2011680.00 679.50 607.50 603.00 474.50 267.50 196.00 142.00 186.50 380.50 633.00 806.50 5656.50
2012710.00 634.00 676.00 460.00 388.50 297.00 178.00 163.00a237.50 391.50 512.00 716.50 5364.00
2013842.00 598.50 585.50 461.00a320.50 244.00 184.50 108.00 185.50 446.50 561.00a831.50a5368.50
2014696.50 622.00 495.00 443.00 278.00 229.00 91.50 57.00 89.50 212.50 533.00 591.50 4338.50
2015609.50 429.00 441.50 -----z-----z-----z-----z-----z-----z-----z-----z-----z1480.00i
Period of Record Statistics
MEAN719.66 584.06 583.28 491.34 379.60 252.41 165.42 141.05 190.11 373.17 558.73 706.46 5151.04
S.D.101.25 72.56 69.27 60.16 61.21 46.53 44.80 38.02 50.85 56.36 69.88 83.03 377.17
SKEW0.73 -0.15 -0.18 0.01 -0.47 -0.34 -0.13 -0.22 -0.24 -0.20 0.76 0.14 -0.36
MAX1046.50 783.00 722.50 621.50 488.00 343.50 268.97 222.00 282.00 542.14 795.50 900.50 5962.50
MIN550.50 419.50 412.50 340.75 207.00 127.50 61.00 36.43 80.50 212.50 418.50 487.00 4175.00
YRS67.00 67.00 67.00 65.00 64.00 66.00 66.00 62.00 67.00 66.00 66.00 67.00 56.00