BRYCE CANYON NAT'L PRK, UTAH

Monthly Total Heating Degree Days

(421006)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 197812
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 0.00 z 0.00 z 863.57 c 1194.50 1512.69 d 3570.76
1972 1382.27 c 1153.02 b 872.13 a 768.62 a 609.00 292.50 b 84.00 223.50 448.93 b 783.50 945.50 f 1516.93 a 8134.40
1973 1577.00 1247.50 978.50 g 957.50 570.92 a 322.50 159.00 127.44 d 465.50 742.00 1077.00 1289.50 8535.86
1974 1501.50 1294.50 957.00 888.50 474.50 174.44 c 161.72 a 217.00 a 383.50 715.50 1085.69 a 1442.53 a 9296.38
1975 1365.60 b 1276.07 a 1215.50 1069.00 735.50 390.00 a 142.50 263.50 413.50 809.00 1111.00 1254.93 d 10046.10
1976 1364.52 a 1120.00 1266.50 885.00 549.00 353.50 114.70 a 263.00 421.00 834.00 1000.50 1311.00 9482.72
1977 1428.58 a 1083.50 1230.50 788.00 697.50 b 240.00 118.50 149.50 380.50 701.00 968.50 1142.50 8928.58
1978 1366.50 1176.00 a 1037.50 824.00 667.00 287.00 134.50 215.45 a 463.00 622.50 1085.00 1496.00 9374.45
Period of Record Statistics
MEAN 1426.57 1192.94 1096.52 882.95 614.77 294.28 130.70 208.48 425.13 758.88 1074.60 1370.76 9425.65
S.D. 83.05 81.01 163.89 104.70 91.38 71.68 27.39 52.27 35.37 79.14 73.81 140.43 404.53
SKEW 0.96 0.01 -0.26 0.67 -0.16 -0.38 -0.47 -0.51 -0.12 -0.34 0.08 -0.32 0.48
MAX 1577.00 1294.50 1266.50 1069.00 735.50 390.00 161.72 263.50 465.50 863.57 1194.50 1516.93 10046.10
MIN 1364.52 1083.50 872.13 768.62 474.50 174.44 84.00 127.44 380.50 622.50 968.50 1142.50 8928.58
NO YRS 7 7 6 7 7 7 7 7 7 8 7 8 5