PINE MOUNTAIN OBSERVATO, OREGON

Monthly Total Heating Degree Days

(356662)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 198109
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
1968 0.00 z 0.00 z 0.00 z 913.50 696.00 374.00 113.67 a 313.00 297.00 732.00 1010.00 1306.59 d 5755.76
1969 1345.00 1206.59 a 1059.00 903.50 537.50 431.00 221.50 223.50 351.00 860.00 819.00 1119.00 9076.59
1970 1187.30 a 927.00 1101.00 1071.00 650.00 358.89 c 105.50 79.00 492.00 694.00 991.61 b 1008.00 g 7657.30
1971 1067.71 e 1030.00 1139.52 b 902.31 d 676.46 c 496.00 182.50 65.50 498.00 803.50 963.50 1337.50 9162.50
1972 1275.00 1061.50 919.00 963.50 556.00 327.00 142.08 a 176.70 a 425.50 741.00 973.50 1310.50 8871.28
1973 1318.50 974.50 1102.50 844.00 511.50 340.00 138.00 170.50 342.50 703.00 1118.00 1114.00 8677.00
1974 1321.00 1019.00 1073.50 886.00 727.00 239.00 216.00 175.00 187.50 581.25 a 881.50 1169.00 8475.75
1975 1123.50 1075.50 1206.00 1052.00 657.00 487.00 100.00 293.50 250.50 747.50 1055.50 1035.50 9083.50
1976 1070.50 1083.50 1103.50 904.50 562.50 572.40 e 0.00 z 350.96 c 316.15 d 574.03 b 448.50 h 898.43 d 7436.48
1977 1088.32 c 863.74 e 1158.88 a 482.00 h 849.92 a 189.00 f 208.45 b 126.50 h 523.80 e 628.02 b 1039.50 1141.04 e 7501.66
1978 1122.64 c 1040.87 e 840.32 c 898.00 787.00 422.50 221.00 0.00 z 240.00 p 517.70 a 1104.50 1467.00 8421.53
1979 1442.00 1105.48 a 951.50 892.00 588.50 251.50 h 99.00 n 250.38 e 215.50 594.00 996.21 a 686.00 k 7035.57
1980 1260.50 962.02 c 1111.41 d 789.64 b 428.50 i 550.56 c 0.00 z 104.00 p 152.00 r 0.00 z 531.50 n 427.00 r 4674.12
1981 547.50 n 398.00 o 413.00 r 413.00 o 392.00 n 209.50 q 68.50 v 50.00 y 162.50 r 0.00 z 0.00 z 0.00 z 0.00
Period of Record Statistics
MEAN 1218.50 1029.14 1063.84 918.33 649.95 418.03 164.87 209.80 354.50 681.33 995.71 1189.86 8891.10
S.D. 125.12 89.94 106.75 78.71 104.29 102.12 50.31 94.99 116.69 103.03 88.49 166.38 269.76
SKEW 0.24 0.04 -0.87 0.67 0.45 -0.04 -0.06 -0.11 0.14 0.06 -0.55 -0.04 -0.54
MAX 1442.00 1206.59 1206.00 1071.00 849.92 572.40 221.50 350.96 523.80 860.00 1118.00 1467.00 9162.50
MIN 1067.71 863.74 840.32 789.64 511.50 239.00 100.00 65.50 187.50 517.70 819.00 898.43 8475.75
NO YRS 12 12 12 12 12 11 10 10 11 12 11 10 6