ELKTON 3 SW, OR

Monthly Sum of Heating Degree Days (Degrees Fahrenheit)

(352633)

Base Temperature = 65 F

File last updated on Jul 02, 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
1936-----z-----z-----z104.50s273.50 111.50h101.00a76.00 208.70b362.50a685.00 678.50 2385.20e
19371022.00 694.96e523.50 542.50 150.50k62.50i24.00 35.00 91.50 177.50a422.00 592.24b4125.20b
1938685.50 543.50a563.50 335.00a249.50 93.00 28.50 37.50 21.75b277.50 620.00 680.00 4135.25
1939683.50 626.50 459.00 305.50 216.50 141.50 40.50 22.50 50.00 261.00 459.50a532.50a3798.50
1940688.00 487.00 400.50 321.00 166.00 63.00 14.50 2.00 74.50 209.00 572.00 670.50 3668.00
1941640.50 493.50 406.50 369.00 262.00 156.00 7.00 34.50 151.50 298.00 454.00a652.50a3925.00
1942728.50 581.50 541.50 377.50a298.00 185.50 26.00 37.00 96.00a260.50 521.50 600.00a4253.50
1943844.00 504.00 522.50a329.00 310.50a154.50 30.00 38.00 37.00i288.00 489.50 696.92e4206.92a
1944713.00 593.00 532.50 415.32b259.50 133.00 16.50 25.00 54.00 161.00 547.38b713.00 4163.20
1945634.00 512.00 592.00 418.50a218.00 131.00 7.50a11.00 100.50 271.00a521.50 624.50 4041.50
1946685.00 563.50 -----z402.78c178.45b-----z-----z-----z99.50n424.00 584.30c699.50 3537.52e
1947817.00 492.50 450.00 333.50 169.50 138.50a41.50a-----z125.00 267.50 512.00 684.83b4031.83a
1948361.00o269.00m565.50 488.50 280.00 46.00 25.00k13.00a118.00 71.50s362.00k803.00 2314.00e
1949993.00 599.00 489.00 298.00 174.00 62.50a25.50 11.00 77.50 421.50 392.00a713.00 4256.00
1950974.50 608.50 582.00 453.00 291.00 119.00 10.00 6.00 70.00 354.00 464.00 465.00 4397.00
1951680.00 531.00 634.50 292.00 167.00g61.50 20.50 39.00 44.50 293.50 491.00 734.00 3821.50a
1952749.50 578.50 587.00 364.00 256.50 168.00 12.50 34.00 58.00 203.65e711.50 680.00 4403.15
1953537.50 553.00 557.00 407.00 329.00 218.50 20.00 32.50 68.50 122.50o420.00 627.50 3770.50a
1954653.00a489.50 610.50 376.50 250.50 197.00 50.00 53.00 95.50 304.50 -----z595.00 3675.00a
1955726.50 -----z-----z555.64e330.50 157.50 92.00 42.50 138.50 297.50a566.50 665.00 3572.14b
1956706.00 749.00 601.00 383.50 212.50 161.00 37.50 36.50 80.50a383.00 627.00 680.00 4657.50
1957832.00 550.00 527.50 370.00 175.00a70.50 44.50a49.00 46.00 339.00 630.00 647.50 4281.00
1958636.50 447.50 578.00 406.00 134.50 73.00a0.00 -----z100.00 267.50 475.00 539.50 3657.50a
1959617.00 592.50 532.50 346.50 291.00 113.00 27.00 28.00 149.00 260.50 562.50 694.50 4214.00
1960765.50 607.50 484.50 384.00 323.00 69.50 22.50 62.50 65.00 296.50 534.00a701.50 4316.00
1961643.00 477.50 531.00 413.50 301.50 70.50 23.50 7.50a167.00 346.00 634.00 685.50 4300.50
1962810.50 581.00 568.50 317.00 360.50 116.50 40.50 31.00 45.00 311.50 472.50 660.50 4315.00
1963852.50a377.00 548.50 468.00 250.50 144.00 65.00a29.00 34.50a269.00 527.50 707.50 4273.00
1964665.50a622.00 573.50 461.00 350.00 155.50a32.88e54.50a119.00a225.50 615.50 678.00a4552.88
1965700.00 541.50a502.50 362.50 297.00a127.00 25.34b13.00 111.00a197.50 451.50 762.50 4091.34
1966686.00 588.50a534.50 320.50 246.50a119.50 37.76b37.00 34.50 295.00 505.50 607.50a4012.76
1967624.50a527.00 588.50 539.00 247.50 59.50 10.50 1.00 23.00 272.00 486.00 730.50 4109.00
1968691.00 422.50 436.00 438.00 255.50 87.50 10.50 22.50g67.00 323.00 463.50 689.50a3884.00a
1969793.00 662.50 490.00a401.50 150.50a68.00 29.50a31.50 66.00a334.50 497.50a625.00a4149.50
1970608.00 457.00 467.50 481.00a203.50a86.50a11.50a7.00 133.50 333.00 500.00 731.50 4020.00
1971750.00 585.00 581.00a443.00 275.00 171.00 44.00 9.00 121.00 353.00a557.50 749.50 4639.00
1972755.50 541.50 416.50 483.00 225.50 82.00 4.50a25.00 139.00 220.50k468.50 766.00a3907.00a
1973743.50 465.50 569.50 366.00 212.00 87.00 20.50 49.00a16.00n195.00j394.50j543.50a3056.50c
1974698.57c570.00 493.00 385.37d93.50o41.00h24.00f10.71c2.50h164.00m310.00l550.56d2708.21f
1975585.00d534.81b529.50a218.00p130.00l69.00g12.22d9.50f16.50f154.50n162.00u455.50h1661.53h
1976644.42e463.50g542.14c418.43b206.50a139.63c24.81e32.88e31.00k182.00o328.00f790.86b2799.68d
1977710.69b450.17b556.03b309.33c298.97b46.50g45.00h7.50c81.00i84.00r486.87d538.00a3357.56d
1978580.50 473.54b392.50 340.00a252.32c31.00k26.50g21.50k48.50u27.50v302.50q442.00o2038.86g
1979507.50m273.50o378.62b349.50a169.50 103.50 28.50 6.50 16.00 179.50 539.09b615.00a2385.71b
1980771.00 471.50a519.23e327.50a268.50 164.00 19.29c17.50a57.50 288.00a466.07b621.50a3991.59
1981612.50 494.50 450.00b375.00a252.00 112.00a41.00 12.50 79.00 316.00 485.19d480.50f3229.69a
1982537.00i526.50d522.50a426.08d206.90b80.00a48.10b14.46c87.50a251.67d371.50k485.50k2163.71c
1983651.35e487.08c452.59b401.54d174.50g112.50a68.57c12.22d98.71d266.25c451.00a739.00a3740.81a
1984651.00a516.96b416.00 439.50 263.28b141.10d6.50a8.50 90.50 332.00a517.50a775.50 4158.33
1985751.50a590.88b597.50a311.00a259.50a73.50 2.00 24.00 143.00 322.76b721.78c852.50 4649.92
1986570.00a476.50 340.50 373.50 218.50 45.50 32.00 0.50a150.50 185.50 443.50a634.66b3471.16
1987689.50 514.50 453.00a249.85d207.00 85.26e48.00 8.00 59.50 197.00a437.07b707.00 3655.68
1988674.00a515.00 411.00a246.00 168.00f81.50i16.07c24.00 82.86b149.00 515.00 729.50 3362.43b
1989675.50 726.50a526.00a255.00 243.50 87.00d49.50 30.50a40.00 278.00 478.00 686.50 4076.00
1990635.36c589.00 415.00a266.18b276.50a126.00a13.00a3.00a15.00 282.00 499.00 895.34b4015.38
1991547.00h382.11e368.00j316.00h255.00f94.00l1.50h5.00k31.00h259.00 438.00a674.00 1753.11h
1992601.00a424.00 311.50 213.00 78.00 54.38b1.50g10.00j44.00h146.50i450.62d694.00a2826.49d
1993738.75c557.61e343.85e297.00f108.50f81.00f28.50g10.00j41.50l126.00h676.48d687.41b3004.10g
1994591.00 554.58c332.00f256.50g157.00f84.50g7.76b4.62e37.92d224.50h616.77b638.04c2450.68e
1995621.00 394.88d519.00a390.34e185.19e141.65d6.92e31.61c22.50 274.50 403.00 596.00a3586.59
1996662.00a536.50 438.10b322.62b248.00 66.00a8.00 11.25c101.50 256.61c429.50a599.50a3679.59
1997654.50 513.00a484.00 293.50h140.00 123.00 12.00 12.12e52.50h267.00g354.00g569.50f1938.62e
1998571.73e384.00g326.50j390.98b274.50f101.50d17.88e3.00i30.50a320.36c482.56e730.38e2645.90d
1999659.46c428.50g570.00d452.50 341.79c155.00f58.27e30.00d98.71d336.11d337.50f657.22d3204.06c
2000491.50i500.37b401.50g290.58e231.67d66.50g15.00g26.90b73.00g293.50 603.00 626.50 2572.51e
2001647.00 576.00 495.50 434.50 186.50 123.52c20.00 11.00 76.50 208.00j474.00 686.00 3730.52a
2002647.68c537.50 605.50 290.50g214.00f46.50i4.50f15.50j32.00p281.00h499.21b596.25c2886.14g
2003493.00a531.00a420.52b438.35d208.45b63.00a3.00 3.50h37.00h180.50 587.50a615.52b3540.83b
2004593.08e396.50f272.00h299.86e193.93c81.20e0.00e11.54e76.00f253.33d509.57b494.50g1942.51d
2005647.78d498.37d397.24b356.37d130.50g91.30c3.50k6.43c84.00 231.11d436.50g517.50g2312.60d
2006574.66b517.15b553.45b269.50g181.67d68.60d20.17b17.22d40.02e273.10b456.19d539.00g2702.23b
2007753.00a522.50a300.00g341.79b212.00a114.00 3.33d13.97b104.09b305.17b540.80c695.17b3605.81a
2008750.00b526.96d556.00 440.70b200.00a-----z-----z-----z-----z-----z-----z-----z2473.66g
Period of Record Statistics
MEAN693.16 534.71 503.72 378.67 238.60 110.10 26.59 23.49 83.23 280.17 518.84 670.93 4128.99
S.D.99.17 72.46 75.17 72.62 57.59 40.99 20.91 16.58 42.74 60.37 76.60 76.59 301.42
SKEW1.18 0.43 -0.56 0.18 -0.12 0.44 1.39 0.82 0.52 -0.04 0.83 0.10 -0.26
MAX1022.00 749.00 634.50 555.64 360.50 218.50 101.00 76.00 208.70 424.00 721.78 895.34 4657.50
MIN493.00 377.00 311.50 213.00 78.00 45.50 0.00 0.50 15.00 149.00 392.00 465.00 3471.16
YRS67.00 65.00 64.00 65.00 61.00 58.00 61.00 60.00 56.00 57.00 61.00 64.00 33.00