WINCHESTER 1 SE, ID

Monthly Sum of Heating Degree Days (Degrees Fahrenheit)

(109840)

Base Temperature = 65 F

File last updated on Aug 31, 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
1939-----z-----z-----z-----z-----z-----z-----z69.50 262.50 581.50 663.00 850.50a2427.00g
19401099.50 894.50 767.50a617.50 355.50 157.00a60.50a69.83b220.00 492.50 1009.50 1001.00 6744.83
1941934.66b808.00 744.00 601.00 458.00 272.00a29.00a124.00 479.50 632.00 795.50 1085.00 6962.66
19421145.89c1017.36c909.83b571.50a555.50 392.50a68.00 114.50 279.50 517.50a735.50g1065.00 6637.08a
19431288.00a898.50 1019.50a597.50 629.50 420.00 107.00 133.97b215.50 530.50a810.00 1083.50a7733.47
19441112.00 1077.50 1071.50 671.50 444.50 311.50 104.50a152.50 229.00a408.50 968.00 1123.00a7674.00
19451124.00 952.00 1016.00 766.95b490.00 338.50 60.50 61.50 385.50 506.50 934.00 1129.00 7764.45
19461128.00 982.00 886.00 623.50 466.00 334.50 94.00 94.50 356.00 802.00 925.00 1000.50a7692.00
19471199.50a853.50a818.00 670.50 351.50 333.00 74.00 133.00a272.91b540.50a951.50 1040.00 7237.91
19481108.00a1114.00 1072.00 779.50 511.03b189.54b174.83b176.00 340.00 606.00 986.50 1348.00 8405.40
19491689.50 1098.50 922.00 581.00 373.50 281.00 159.83b107.50 267.00 739.04e663.00 1068.10b7949.97
19501567.00 956.00 999.00 751.00 539.00 303.00 111.50 72.00 321.00 576.00 900.00 874.00a7969.50
19511231.50a1016.00 1081.00 670.00 489.00 359.00 83.00a162.00 290.00 676.07c929.50 1241.50 8228.57
19521243.00 1000.00a1075.50 554.00 470.50 318.50 94.50 122.50 236.00 433.50 1001.00 1068.00 7617.00
1953882.00 924.00 887.50 698.50a580.00 418.50 93.00 119.50 218.50 415.50h772.00 958.50a6552.00a
19541085.00a768.50 1015.00 693.00a409.50a395.64b120.50 227.00 333.50 663.50 690.50a1072.50a7474.14
19551196.50 1100.00 1206.50 867.77d609.11c276.50a196.50 97.76b339.71b583.50 1095.27b1160.89c8730.01
19561126.50a1148.50a1008.50a615.50a439.29c332.00 83.50a143.00a284.50 666.50 886.00a958.00a7691.79
19571497.50 982.50 602.00k689.27b385.50a252.50a105.50a157.00a207.50a652.50 724.50h986.00 5915.77b
19581045.50 771.00 975.00b757.00 275.50 196.50a59.50a25.86b326.00 484.29c892.00a923.00 6731.15
19591075.50 1023.00 940.00 675.00 607.00 263.00a108.00 160.00a386.32b630.50 926.50 1023.00 7817.82
19601253.50 1076.96b889.50a684.50 589.00 235.50a44.50a182.00 246.00a583.50 870.50a1114.00 7769.46
19611002.50 832.00 887.50 687.50a465.00d139.30b44.50 25.50 417.00 656.50 955.50 1178.00 7290.80
19621220.50 959.00 1002.50 567.00 604.50 287.00 158.00 143.50 243.00 562.50 798.50a1028.00 7574.00
19631397.00 736.50 900.00 743.00 459.00 273.50 142.00 116.50 118.50 479.00 827.00 1062.00 7254.00
19641142.50 1022.00 990.50a743.50a536.50 305.00 88.00 161.50a371.50 480.00 885.00a1143.50a7869.50
19651030.00a856.50a1045.50 629.50 -----z-----z-----z-----z-----z-----z-----z-----z3561.50h
Period of Record Statistics
MEAN1185.58 956.47 965.19 673.33 483.74 295.40 98.59 121.25 294.09 579.38 880.64 1060.94 7644.66
S.D.184.50 115.82 106.00 77.09 93.35 74.70 42.21 47.87 78.59 95.06 110.56 108.32 488.32
SKEW1.06 -0.26 -0.13 0.45 -0.25 -0.28 0.59 -0.19 0.22 0.30 -0.45 0.38 0.01
MAX1689.50 1148.50 1206.50 867.77 629.50 420.00 196.50 227.00 479.50 802.00 1095.27 1348.00 8730.01
MIN882.00 736.50 744.00 554.00 275.50 139.30 29.00 25.50 118.50 408.50 663.00 850.50 6731.15
YRS26.00 26.00 25.00 26.00 25.00 25.00 25.00 26.00 26.00 25.00 24.00 26.00 22.00