KENNEWICK 10 SW, WA

Monthly Sum of Heating Degree Days (Degrees Fahrenheit)

(454159)

Base Temperature = 65 F

File last updated on Sep 01, 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
1949-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1950-----z-----z-----z497.50 247.00 107.00 7.50 3.50 86.00 441.50 735.50 853.50 2979.00c
19511048.50 809.00 825.50 364.50 208.00 57.00 9.50 29.50 71.00a454.50 803.00 1168.00 5848.00
19521227.00 815.00 721.50 359.50 200.50 106.50 11.00 10.50 54.50 223.50 954.50 995.50 5679.50
1953720.50 708.50 634.00 488.00 310.00 163.50 0.00 13.00 61.50 323.00 656.00 846.50 4924.50
19541105.50 810.50 767.50 479.00 206.50 161.50 18.00 38.00 113.93b507.00 526.00 1023.50 5756.93
19551085.50 851.00 833.50 580.00a330.50a75.00a61.50 1.00 146.00 410.00a968.00a1124.50 6466.50
19561065.50 1146.50a734.50 343.70c197.68c125.50 12.93b34.14b85.50 476.50 928.00 948.33d6098.78
19571510.00 907.43e728.50a447.00 167.50 44.00 10.00 2.50g55.00 518.50 743.00 754.82c5885.76a
1958513.50j601.50 709.50 460.50a104.00 28.50 0.00 1.00 117.50 375.00 764.50a973.00 4135.00a
19591046.50 857.50 674.00 448.50 326.00 67.00 13.00 19.50 178.50 396.50 870.00 1026.50 5923.50
19601293.00 855.50 693.00 437.50 314.50 59.50 1.00 56.00 87.00 369.50 753.00 1164.50 6084.00
1961991.50 648.50 636.50a484.00 235.00 27.50 0.00 0.00 142.00 446.50 902.00 983.00 5496.50
19621083.50 809.00 748.00 356.00 345.50 88.00 14.50 19.50 83.00 411.00 649.50 882.00 5489.50
19631203.50 728.50 633.00 492.00a231.00 73.50 11.54e6.00 44.50 304.00 680.50 1091.50 5499.54
1964894.50 752.00 704.00 506.00 267.00 82.50 9.50 51.00 121.50 424.50 823.00 1129.00 5764.50
19651019.50 692.00 711.50 354.50 234.00 50.50 11.00 22.50 142.00 266.50 670.00 980.00 5154.00
1966971.00 742.00 648.00 386.00 176.50 104.00 23.00 12.00 44.00 367.50 682.50 828.50 4985.00
1967797.50 630.00 694.50 577.50 201.50 21.00 0.00 0.00 25.50 336.50 750.00 968.00 5002.00
1968945.00 698.50 536.50 449.00 177.00 52.50 0.00 29.00 91.00 464.50 741.00 1118.50 5302.50
19691379.50 928.50 637.50 433.50 122.50 33.50 3.50 13.00 91.00 490.50 709.00 997.50 5839.50
19701064.00 734.00 660.50 526.50 195.00 67.50 0.50 0.00 184.00 443.50a763.50a1006.00 5645.00
1971860.00 752.00 779.00 473.50 163.00 125.00 29.00 3.00 189.00 454.00 721.50 1018.50 5567.50
19721080.00 882.00 593.00 552.50 185.50 41.00 12.00 10.50 191.00 412.50 732.50 1141.50a5834.00
19731078.50 772.50 573.00a393.00 180.50 84.50 10.00 29.50 119.00a428.00 802.00 841.00 5311.50
19741152.00 670.00 611.00 458.00 318.50 44.02b18.50 4.50 -----z-----z-----z-----z3276.52d
Period of Record Statistics
MEAN1070.52 783.41 686.98 453.91 225.79 75.60 11.50 16.94 105.16 406.04 763.69 994.32 5603.46
S.D.177.95 116.92 74.99 68.62 66.52 39.50 12.96 16.27 48.88 74.31 104.95 116.02 398.04
SKEW0.42 1.09 0.08 0.03 0.32 0.72 2.38 0.90 0.35 -0.75 0.22 -0.24 0.03
MAX1510.00 1146.50 833.50 580.00 345.50 163.50 61.50 56.00 191.00 518.50 968.00 1168.00 6466.50
MIN720.50 601.50 536.50 343.70 104.00 21.00 0.00 0.00 25.50 223.50 526.00 754.82 4924.50
YRS23.00 24.00 24.00 25.00 25.00 25.00 25.00 24.00 24.00 24.00 24.00 24.00 21.00