BOARDMAN, OREGON

Monthly Total Heating Degree Days

(350858)

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
1971 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2.50 k 173.50 406.50 651.50 848.50 2080.00
1972 916.00 802.00 528.50 479.50 148.50 15.50 6.50 3.00 170.00 418.00 662.50 1153.00 5303.00
1973 1107.50 765.00 531.00 355.00 161.50 60.00 9.00 14.50 86.00 425.50 701.50 768.50 4985.00
1974 1084.00 649.50 614.00 382.50 230.00 27.50 9.50 0.00 63.00 413.50 610.50 773.50 4857.50
1975 881.00 818.00 689.50 516.50 181.35 a 49.00 0.00 15.00 70.00 365.50 730.00 825.00 5140.85
1976 851.50 747.00 684.00 430.00 153.00 93.50 8.50 l 24.00 57.00 439.00 716.00 791.50 g 4195.00
1977 1179.50 667.50 575.00 287.00 242.50 21.50 12.50 10.00 151.00 389.50 714.50 822.00 5072.50
1978 964.50 689.00 514.50 372.00 206.50 22.00 0.50 13.00 113.00 407.50 889.50 981.50 5173.50
1979 1471.00 790.00 583.83 a 352.50 79.00 15.50 2.00 0.00 13.97 a 259.50 753.00 781.00 5101.30
1980 1134.50 797.50 587.50 238.00 90.00 36.50 0.00 18.00 43.00 387.50 578.00 777.50 4688.00
1981 811.00 704.00 514.00 344.00 176.00 43.50 21.50 2.00 86.11 c 412.50 619.00 814.00 4547.61
1982 914.50 759.50 605.00 474.50 179.50 33.50 7.00 0.00 102.00 430.00 796.50 911.50 5213.50
1983 804.50 604.00 451.50 375.00 136.00 24.00 2.00 0.00 210.50 448.00 592.50 1329.79 b 4977.79
1984 958.00 690.50 492.00 342.50 213.00 52.50 0.00 0.50 122.00 459.50 661.50 1065.00 5057.00
1985 1099.50 928.50 671.00 286.50 111.50 21.50 0.00 10.00 141.50 397.00 1031.00 1270.50 5968.50
1986 904.00 709.85 a 461.50 392.00 187.00 4.50 15.50 0.00 165.00 363.00 599.50 934.50 4736.35
1987 1005.50 684.96 a 542.00 289.50 122.00 44.00 2.00 5.50 75.50 414.00 618.50 911.00 4714.46
1988 966.00 705.50 594.00 335.00 196.00 86.00 4.13 a 5.50 119.50 212.00 577.50 940.50 4741.63
1989 792.50 1070.00 661.85 a 289.50 184.00 10.50 0.00 0.00 58.50 365.50 564.44 c 927.50 4924.29
1990 764.00 0.00 z 564.50 267.00 197.00 41.50 5.00 1.00 12.50 398.50 494.50 1167.50 3913.00
1991 1046.00 599.50 658.50 375.50 209.50 99.50 0.00 0.00 28.50 390.00 636.50 802.00 4845.50
1992 826.50 651.00 516.00 297.00 134.00 14.00 2.50 18.50 137.50 354.50 662.50 989.50 4603.50
1993 1273.50 951.00 733.00 375.00 101.50 57.00 4.00 28.00 123.00 338.50 921.50 874.50 5780.50
1994 775.00 823.50 576.00 243.00 122.50 49.00 1.00 0.00 12.00 376.00 719.50 912.00 4609.50
1995 1012.00 668.50 650.50 415.50 0.00 z 56.50 0.00 11.50 64.50 415.00 578.50 889.50 4762.00
1996 907.00 667.50 l 0.00 z 362.00 237.50 0.00 z 9.00 3.00 130.00 434.50 757.50 963.50 3804.00
1997 998.00 709.50 590.50 437.50 146.50 37.00 0.00 z 0.00 71.50 418.50 657.50 887.50 4954.00
1998 909.50 644.00 556.00 407.50 192.50 0.00 z 0.00 0.50 43.00 440.00 568.00 908.50 4669.50
1999 804.00 643.50 619.50 473.50 263.50 65.50 26.00 9.50 130.50 444.00 573.00 781.00 4833.50
2000 902.00 759.50 631.50 322.00 172.00 46.00 3.50 7.00 129.00 427.00 867.00 995.50 5262.00
2001 929.00 776.00 608.00 406.50 189.50 64.50 2.50 3.00 61.03 a 397.00 659.00 841.50 4937.53
2002 829.50 745.00 710.00 395.50 232.50 41.50 0.00 7.50 95.00 470.00 717.50 815.50 5059.50
2003 778.00 695.00 486.00 375.50 191.00 15.50 0.00 0.50 46.50 259.00 781.50 877.00 4505.50
2004 1108.50 768.00 484.50 335.50 130.00 49.50 0.00 1.50 58.50 303.50 702.00 858.00 4799.50
2005 990.50 793.00 500.50 348.50 106.00 43.50 0.00 0.00 78.00 317.50 723.00 1084.50 4985.00
2006 753.50 815.00 620.00 0.00 z 191.00 8.00 1.50 3.50 102.00 389.00 657.50 1009.50 4550.50
2007 1045.00 740.50 579.00 402.00 143.50 34.00 0.00 4.50 85.00 416.50 741.00 882.50 5073.50
2008 1019.00 680.50 674.00 500.50 165.50 53.50 1.00 10.00 115.50 422.50 642.50 1126.50 5411.00
2009 931.00 830.50 710.00 429.00 206.50 12.00 0.00 0.00 61.50 440.50 689.00 1162.50 5472.50
2010 831.50 648.00 605.00 399.50 240.00 55.50 7.00 9.50 52.00 362.50 760.00 941.00 4911.50
2011 907.02 b 805.91 e 657.41 b 501.00 e 276.42 a 45.00 a 11.92 e 0.00 55.56 c 342.03 a 739.66 a 1051.79 c 5393.71
2012 1004.40 a 798.02 a 632.83 b 367.78 c 208.45 b 88.39 b 9.50 8.50 0.00 z 430.50 0.00 z 823.00 4371.36
2013 1032.50 736.50 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 1769.00
Period of Record Statistics
MEAN 957.66 746.61 591.60 374.46 176.36 42.00 4.53 6.06 90.58 390.49 690.64 938.51 5020.80
S.D. 147.00 94.39 73.45 70.12 47.97 23.95 6.20 7.15 47.23 55.63 106.23 139.17 333.94
SKEW 1.13 1.16 -0.06 0.10 -0.07 0.57 1.78 1.28 0.41 -1.38 1.00 1.02 0.87
MAX 1471.00 1070.00 733.00 516.50 276.42 99.50 26.00 28.00 210.50 470.00 1031.00 1329.79 5968.50
MIN 753.50 599.50 451.50 238.00 79.00 4.50 0.00 0.00 12.00 212.00 494.50 768.50 4505.50
NO YRS 42 40 40 40 40 39 39 41 41 42 41 41 33