OTIS, OREGON

Monthly Total Heating Degree Days

(356366)

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
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 213.50 183.00 249.50 457.50 643.50 821.00 2568.00
1949 1046.50 680.50 598.50 487.76 a 366.00 315.00 230.50 222.00 254.00 560.21 c 177.00 r 744.00 a 5504.97
1950 958.50 639.50 659.00 535.50 488.00 259.50 191.50 156.00 255.00 450.00 548.00 487.00 5627.50
1951 736.50 590.50 722.50 471.00 380.50 250.00 180.00 192.50 240.50 362.00 542.00 771.50 5439.50
1952 827.50 665.00 675.50 502.50 401.50 308.79 a 157.50 142.00 209.00 291.50 681.00 698.00 5559.79
1953 550.50 582.00 620.50 524.00 407.50 321.72 a 160.50 146.50 162.00 324.50 478.00 640.00 4917.72
1954 738.50 569.00 672.70 a 543.50 378.72 a 320.00 249.00 176.50 215.00 380.50 435.00 681.00 5359.42
1955 780.50 662.50 709.00 622.76 a 496.00 295.50 243.87 a 213.00 246.50 386.00 619.50 689.50 5964.63
1956 710.00 783.00 656.50 500.50 347.50 303.00 161.00 146.00 209.00 428.00 611.00 717.65 a 5573.15
1957 898.00 568.00 545.60 a 457.00 326.00 197.50 151.00 145.50 81.50 366.00 603.00 626.00 4965.10
1958 611.50 434.00 619.00 434.00 271.00 132.00 61.00 86.50 166.50 316.50 527.00 548.50 4207.50
1959 652.50 596.50 587.50 464.00 381.50 234.00 156.00 199.95 a 269.00 338.79 c 569.50 727.98 a 5177.22
1960 798.50 631.50 627.23 a 489.50 447.50 259.00 232.00 179.28 a 228.21 b 367.35 a 574.82 b 714.07 b 5548.97
1961 590.50 527.50 595.00 533.00 403.50 208.00 133.62 b 105.00 282.00 421.00 646.00 708.00 5153.12
1962 792.50 571.50 648.50 491.50 478.95 a 309.64 b 234.50 153.50 206.50 365.00 511.00 673.50 5436.59
1963 866.50 419.50 639.00 566.00 416.00 288.00 236.50 157.00 128.00 334.00 512.31 d 654.50 5217.31
1964 676.00 650.00 648.00 567.50 476.00 289.00 175.00 182.50 234.00 361.00 621.00 763.00 5643.00
1965 738.00 582.50 528.00 486.00 473.50 306.00 162.00 113.00 205.50 280.07 b 472.50 790.00 5137.07
1966 683.00 604.00 627.00 457.00 421.00 246.50 189.00 157.77 c 116.11 c 379.00 493.50 593.00 4966.88
1967 630.00 567.50 668.50 617.00 369.00 183.50 138.50 68.50 113.00 332.06 e 516.00 726.50 4930.06
1968 732.50 446.50 531.50 562.50 396.00 258.00 156.79 e 164.00 182.00 440.00 536.50 777.50 5183.79
1969 902.50 689.00 573.00 524.50 298.00 168.50 198.50 179.00 190.00 408.00 551.00 654.00 5336.00
1970 694.00 492.00 585.50 588.00 397.50 237.50 189.50 183.00 277.00 434.50 538.00 784.09 b 5400.59
1971 758.00 642.00 682.00 531.00 408.50 335.50 199.00 92.50 220.50 435.00 577.50 774.00 5655.50
1972 806.00 633.50 539.00 591.00 354.50 256.00 131.75 c 129.00 238.20 e 354.00 h 535.00 846.50 5060.45
1973 778.00 530.00 617.00 494.50 382.50 266.00 216.00 165.00 h 147.50 399.50 630.00 a 587.50 5048.50
1974 792.50 627.50 592.00 500.00 467.00 290.50 191.50 164.50 140.69 a 375.50 528.00 629.00 5298.69
1975 672.50 619.50 651.00 621.50 391.00 298.00 188.00 204.50 169.00 424.50 597.00 667.50 5504.00
1976 693.00 649.00 672.00 537.50 385.50 321.50 179.00 153.00 144.50 376.00 516.50 739.00 5366.50
1977 749.00 534.00 666.00 492.00 478.00 244.00 211.00 105.00 252.00 401.00 601.50 636.00 5369.50
1978 657.50 527.50 493.50 500.00 401.00 158.08 d 126.21 c 107.50 g 194.50 275.50 685.50 881.50 4900.79
1979 932.00 642.00 508.00 490.50 337.00 262.00 122.00 140.00 92.50 278.50 593.50 585.50 4983.50
1980 805.50 548.50 604.00 467.50 413.50 300.50 183.00 189.50 173.50 329.00 498.50 595.50 5108.50
1981 580.50 546.50 530.00 460.00 378.50 276.50 154.50 131.50 196.50 378.50 514.00 627.50 4774.50
1982 751.50 609.00 623.50 566.00 421.00 243.00 192.00 120.00 247.00 416.00 634.00 710.50 5533.50
1983 614.50 500.00 510.00 459.50 332.00 239.00 152.00 121.00 171.00 312.00 502.00 817.50 4730.50
1984 668.50 568.50 514.50 548.00 424.50 336.00 177.00 211.50 271.50 473.00 598.00 813.50 5604.50
1985 822.00 673.00 688.50 486.50 408.00 256.00 156.50 168.50 214.50 449.00 795.50 877.00 5995.00
1986 602.50 566.50 464.00 428.00 f 371.00 206.50 210.50 153.50 285.00 312.50 526.50 675.00 4373.50
1987 713.00 523.50 520.00 425.00 310.00 249.31 a 272.00 145.50 204.50 290.00 510.00 781.50 4944.31
1988 752.00 573.50 580.00 476.00 394.00 257.00 167.50 156.00 217.00 286.50 525.00 711.50 5096.00
1989 722.50 791.78 a 614.00 341.50 367.50 196.50 188.50 123.50 144.50 384.50 537.50 725.00 5137.28
1990 681.00 638.50 530.00 404.00 386.00 231.00 110.00 85.00 113.50 416.00 533.00 900.50 5028.50
1991 746.00 440.50 642.00 518.00 454.00 305.50 148.50 112.50 107.00 345.50 517.00 675.00 5011.50
1992 627.50 470.00 428.00 371.00 248.00 183.00 125.00 111.50 228.00 351.00 559.50 775.00 4477.50
1993 841.00 634.50 497.00 443.50 263.50 224.50 159.00 113.00 175.50 315.00 710.00 728.50 5105.00
1994 630.50 628.50 493.00 432.50 332.00 278.00 180.00 101.00 136.00 409.00 700.50 703.00 5024.00
1995 590.50 495.50 539.50 481.50 337.00 233.50 83.50 153.50 102.00 390.50 418.50 663.50 4489.00
1996 693.50 608.00 532.50 414.50 412.00 249.50 114.00 124.50 229.00 405.00 560.00 673.50 5016.00
1997 685.00 584.00 578.00 460.50 210.00 245.50 129.50 77.00 127.50 397.00 460.50 742.00 4696.50
1998 606.00 536.00 544.00 506.00 362.00 244.00 109.50 116.00 171.00 379.00 524.00 752.00 4849.50
1999 693.50 599.50 647.50 518.50 440.00 297.00 216.48 a 113.50 240.00 390.50 475.00 659.50 5290.98
2000 756.50 583.50 623.50 401.50 368.50 231.00 158.50 144.00 167.00 401.50 678.00 704.50 5218.00
2001 696.00 611.00 571.00 539.00 348.50 300.50 200.98 a 147.50 199.00 414.00 515.50 689.50 5232.48
2002 701.00 578.00 659.50 468.50 439.00 222.00 135.00 134.50 188.50 412.50 505.50 641.00 5085.00
2003 547.00 575.00 516.50 511.00 355.00 175.00 120.50 104.00 141.50 302.00 625.00 673.50 4646.00
2004 725.00 579.00 503.00 373.50 314.00 193.00 79.00 40.00 172.50 356.50 589.50 655.50 4580.50
2005 670.00 561.00 475.50 448.00 289.50 248.50 109.50 86.50 241.00 381.50 631.00 701.00 4843.00
2006 600.00 602.00 636.00 457.00 0.00 z 188.50 135.50 162.00 192.00 423.00 555.50 714.00 4665.50
2007 788.50 569.00 516.00 479.00 380.50 255.50 97.50 110.50 217.00 434.50 600.50 722.00 5170.50
2008 827.50 607.00 663.50 573.50 378.00 346.00 147.50 140.50 234.50 415.50 488.00 801.50 5623.00
2009 741.50 639.50 670.50 517.50 384.50 237.00 129.00 123.50 164.50 372.00 552.00 829.50 5361.00
2010 572.50 499.50 555.00 513.00 447.50 292.00 200.00 173.50 167.00 379.50 613.50 647.50 5060.50
2011 680.00 679.50 607.50 603.00 474.50 267.50 196.00 142.00 186.50 380.50 633.00 806.50 5656.50
2012 710.00 634.00 676.00 460.00 388.50 297.00 178.00 168.43 a 237.50 391.50 512.00 716.50 5369.43
2013 842.00 598.50 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 1440.50
Period of Record Statistics
MEAN 725.19 587.84 592.37 496.94 385.06 256.68 167.41 141.99 193.57 378.80 563.95 711.48 5184.16
S.D. 101.31 71.86 68.92 60.62 60.13 47.56 43.86 37.79 50.72 53.83 71.17 80.82 361.46
SKEW 0.64 0.06 -0.24 -0.06 -0.47 -0.36 -0.04 -0.14 -0.25 0.21 0.66 0.03 -0.22
MAX 1046.50 791.78 722.50 622.76 496.00 346.00 272.00 222.00 285.00 560.21 795.50 900.50 5995.00
MIN 547.00 419.50 428.00 341.50 210.00 132.00 61.00 40.00 81.50 275.50 418.50 487.00 4207.50
NO YRS 65 65 64 63 63 64 65 63 65 64 64 65 58