EUGENE WSO AIRPORT, OREGON

Monthly Total Heating Degree Days

(352709)

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
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 577.00 577.00
1940 783.00 553.00 465.50 397.50 215.50 80.00 16.50 5.50 83.50 270.50 648.50 703.50 4222.50
1941 701.50 574.00 470.50 390.50 273.00 156.50 7.00 37.50 185.50 371.50 527.50 707.00 4402.00
1942 849.50 608.50 615.00 420.50 295.50 190.00 26.00 29.50 87.00 317.50 572.50 673.00 4684.50
1943 951.00 598.00 601.50 368.50 335.00 170.50 31.00 33.00 60.50 338.00 591.00 824.50 4902.50
1944 813.50 652.00 605.00 459.50 300.50 148.50 31.50 46.50 87.50 257.50 639.00 851.50 4892.50
1945 751.50 581.00 644.50 470.00 232.00 141.50 16.00 16.00 162.50 391.50 583.00 719.50 4709.00
1946 749.00 623.00 586.00 432.00 217.50 170.00 49.00 34.00 175.00 502.00 644.00 730.00 4911.50
1947 867.50 563.00 510.00 360.00 185.00 163.50 31.50 59.00 131.00 313.50 546.50 717.00 4447.50
1948 816.00 706.50 644.50 538.50 329.50 75.50 48.50 43.00 176.50 427.00 680.00 892.50 5378.00
1949 1142.50 661.00 563.00 374.50 207.50 116.00 52.50 31.50 118.50 518.50 488.00 775.50 5049.00
1950 1047.00 668.00 621.50 485.50 310.50 126.50 17.00 14.50 121.50 379.50 531.00 538.00 4860.50
1951 756.50 588.00 715.00 349.50 274.00 77.50 15.50 46.50 93.00 372.00 562.50 838.00 4688.00
1952 796.50 641.50 635.00 422.00 294.00 176.50 21.50 42.00 84.50 286.00 796.50 725.50 4921.50
1953 562.50 607.00 623.00 463.00 368.50 219.00 45.00 45.00 107.50 348.50 496.00 683.50 4568.50
1954 756.00 611.50 691.00 461.00 314.00 252.00 79.00 93.50 182.00 444.00 466.50 754.50 5105.00
1955 807.00 701.00 715.50 604.50 381.00 168.00 123.00 76.00 194.50 386.50 658.50 711.00 5526.50
1956 720.50 805.00 644.00 439.50 270.00 215.00 50.00 53.00 119.00 436.50 694.50 752.00 5199.00
1957 1020.50 620.50 560.50 397.00 225.50 110.00 49.50 63.50 54.00 391.00 661.50 691.00 4844.50
1958 685.00 455.50 623.50 433.00 161.00 98.00 0.50 2.50 121.50 356.00 538.50 585.50 4060.50
1959 672.50 622.50 580.50 421.50 355.50 132.50 38.00 30.50 174.00 325.50 619.50 748.50 4721.00
1960 843.00 657.00 564.00 437.50 355.00 111.00 22.50 89.00 122.50 359.00 589.00 808.00 4957.50
1961 664.00 513.50 561.00 444.50 316.00 102.50 39.50 13.50 201.00 396.00 700.50 714.50 4666.50
1962 852.50 636.00 631.50 386.50 404.50 163.50 74.50 48.00 86.00 387.00 516.50 697.50 4884.00
1963 950.50 442.00 600.50 524.00 292.50 175.00 78.00 27.50 49.00 297.50 536.00 708.50 4681.00
1964 701.50 678.00 618.00 514.00 367.50 157.50 45.50 49.00 128.00 290.00 654.00 761.50 4964.50
1965 750.50 580.50 533.00 397.00 355.50 143.50 34.50 19.00 140.00 294.50 469.00 800.50 4517.50
1966 735.50 641.50 572.50 376.00 303.50 111.50 27.50 33.50 59.00 358.00 527.00 618.50 4364.00
1967 640.50 572.50 622.00 572.50 292.50 68.50 6.00 1.00 30.00 330.00 543.50 700.50 4379.50
1968 730.00 468.00 494.00 496.00 297.00 129.50 10.00 42.00 105.50 374.50 505.00 745.00 4396.50
1969 872.50 680.00 540.50 446.50 164.00 48.00 21.00 48.00 141.00 446.50 581.00 681.00 4670.00
1970 699.50 575.50 564.00 542.50 280.00 79.50 13.00 14.00 143.50 384.00 584.00 776.00 4655.50
1971 773.00 671.00 679.50 502.00 326.00 218.00 63.50 25.00 176.50 482.00 646.50 817.00 5380.00
1972 841.50 624.50 510.50 554.00 261.50 129.50 24.50 28.00 206.50 431.00 540.50 953.50 5105.50
1973 830.00 575.00 622.50 453.50 284.00 135.50 32.00 81.00 96.50 380.00 622.00 671.50 4783.50
1974 799.00 612.00 482.50 374.00 280.00 88.00 31.50 18.50 27.00 312.50 488.50 598.00 4111.50
1975 593.00 603.50 630.00 558.00 298.50 142.00 20.00 60.00 44.00 310.50 563.50 682.00 4505.00
1976 713.00 672.00 642.50 486.50 324.50 218.00 11.00 43.50 63.50 346.00 523.50 847.00 4891.00
1977 810.00 574.50 623.00 429.50 424.00 130.50 71.50 22.00 181.50 390.00 644.50 682.50 4983.50
1978 697.00 582.00 517.00 508.50 384.50 106.00 55.50 51.00 171.00 372.50 772.00 925.50 5142.50
1979 1037.50 620.50 503.00 440.00 296.50 166.00 35.00 21.50 55.50 266.00 679.50 681.50 4802.50
1980 910.00 642.00 606.50 428.00 366.50 225.50 31.50 68.50 107.50 348.50 558.00 703.50 4996.00
1981 761.50 605.00 592.00 454.00 330.50 170.00 67.00 34.50 126.50 459.50 589.50 720.00 4910.00
1982 893.50 664.00 649.00 558.00 344.00 130.50 73.50 25.00 141.00 399.00 725.00 798.00 5400.50
1983 723.50 558.50 518.50 477.50 292.00 196.00 83.50 18.00 178.50 400.00 554.00 890.00 4890.00
1984 760.00 603.00 512.00 513.00 368.50 212.50 39.00 22.00 149.00 447.00 636.00 858.50 5120.50
1985 957.00 683.00 688.00 391.00 317.00 132.50 6.50 47.00 204.00 411.00 824.50 991.00 5652.50
1986 669.00 568.50 450.50 494.00 328.50 97.00 79.00 4.50 217.50 328.50 556.00 780.00 4573.00
1987 789.50 596.50 549.50 379.00 250.50 108.00 66.00 21.00 98.50 273.50 545.00 783.50 4460.50
1988 797.50 607.50 566.50 401.00 335.50 141.50 31.50 34.00 111.50 249.50 540.00 758.00 4574.00
1989 711.50 817.50 552.00 284.50 277.50 92.50 33.50 22.50 69.00 344.50 529.50 742.50 4477.00
1990 681.00 660.00 504.00 347.50 304.50 112.00 17.50 10.50 43.00 400.00 543.00 958.00 4581.00
1991 809.50 456.00 639.50 487.50 381.50 227.00 20.50 28.00 64.00 334.00 522.00 736.00 4705.50
1992 650.50 507.00 455.50 331.50 170.50 71.50 9.50 15.00 95.00 327.00 574.00 791.50 3998.50
1993 920.50 741.50 476.50 414.00 199.50 148.00 85.50 37.50 111.00 281.00 795.50 799.00 5009.50
1994 703.50 653.50 525.00 360.50 215.00 130.50 15.50 6.50 62.00 368.50 664.50 689.50 4394.50
1995 630.00 482.50 530.50 440.00 238.00 156.00 12.00 42.00 54.50 417.00 443.00 696.50 4142.00
1996 719.00 652.00 548.50 386.00 379.50 173.50 31.50 43.50 177.93 a 408.50 590.50 701.50 4811.93
1997 749.00 636.50 565.00 451.50 197.00 183.00 24.50 2.50 89.50 441.50 533.00 809.00 4682.00
1998 647.00 550.00 557.50 466.00 366.00 156.50 8.50 26.00 83.50 404.50 532.00 789.00 4586.50
1999 711.50 609.00 643.00 468.50 398.50 220.00 70.00 32.50 127.00 389.00 474.50 762.50 4906.00
2000 796.00 620.00 633.50 425.00 307.00 117.50 48.00 67.00 118.50 387.50 741.50 750.50 5012.00
2001 772.50 673.50 574.00 521.50 303.50 246.50 50.50 21.50 84.50 400.50 522.50 723.50 4894.50
2002 720.50 576.50 651.00 424.50 364.00 154.50 20.00 62.00 110.00 421.50 589.00 661.00 4754.50
2003 615.00 630.00 491.00 469.00 315.50 124.50 14.00 5.50 84.00 281.00 660.00 700.50 4390.00
2004 737.00 621.50 488.50 402.00 266.00 116.50 13.50 8.50 148.50 353.00 635.00 701.50 4491.50
2005 729.50 656.00 489.50 449.00 248.00 176.50 8.50 14.00 145.50 333.00 686.50 801.50 4737.50
2006 654.00 670.00 639.00 430.00 290.50 113.00 32.00 52.00 113.00 450.50 566.50 790.00 4800.50
2007 851.00 607.50 493.50 478.00 348.50 182.00 4.50 32.50 168.50 429.00 675.00 779.00 5049.00
2008 871.50 652.50 671.00 548.00 303.50 238.00 22.00 42.50 120.00 419.50 511.00 848.00 5247.50
2009 810.50 666.50 665.00 503.50 308.50 101.00 26.50 41.00 93.50 404.00 607.50 910.50 5138.00
2010 601.50 528.00 590.00 479.00 374.00 183.00 46.00 48.50 99.50 367.50 597.00 674.50 4588.50
2011 729.00 695.50 576.50 542.50 409.50 196.00 54.50 22.50 57.50 341.00 604.50 831.00 5060.00
2012 741.00 677.00 649.00 397.00 321.50 185.50 31.00 14.50 84.00 274.50 481.50 661.00 4517.50
2013 850.00 590.50 506.50 12.00 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 1947.00
Period of Record Statistics
MEAN 776.44 615.93 579.38 448.40 302.37 148.34 36.19 34.39 116.22 368.97 592.30 752.14 4773.81
S.D. 110.72 69.32 66.78 63.74 61.51 47.30 24.47 20.78 47.64 59.82 83.39 88.17 337.42
SKEW 0.84 -0.09 -0.06 0.12 -0.38 0.20 0.98 0.65 0.22 0.05 0.72 0.39 0.08
MAX 1142.50 817.50 715.50 604.50 424.00 252.00 123.00 93.50 217.50 518.50 824.50 991.00 5652.50
MIN 562.50 442.00 450.50 284.50 161.00 48.00 0.50 1.00 27.00 249.50 443.00 538.00 3998.50
NO YRS 74 74 74 73 73 73 73 73 73 73 73 74 73