BLACK MTN MISSION, ARIZONA

Monthly Total Heating Degree Days

(020800)

Base Temperature = 65 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 196512
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
1952 286.00 v 485.00 n 444.50 q 289.50 k 86.00 s 14.00 r 0.00 v 0.00 t 23.00 l 24.00 x 910.80 e 0.00 z 910.80
1953 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 0.00 z 0.00 z 0.00
1954 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 0.00 z 0.00 z 0.00
1955 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 32.00 o 0.00 f 0.00 m 42.50 f 0.00 z 0.00 z 0.00 z 0.00
1956 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 0.00 z 0.00 z 0.00
1957 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 0.00 z 0.00 z 0.00
1958 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 0.00 z 0.00 z 0.00
1959 0.00 z 0.00 z 0.00 z 0.00 z 26.00 y 2.50 0.00 1.00 88.00 352.50 710.00 c 951.50 2105.50
1960 1193.50 c 976.87 b 639.00 439.50 232.00 18.50 0.00 a 1.00 20.50 444.85 a 693.60 e 1145.50 5804.82
1961 1114.50 757.50 742.00 474.50 206.00 10.00 c 0.50 0.53 b 129.50 401.00 796.50 1216.23 a 5848.77
1962 1207.00 829.11 a 861.50 282.50 g 262.47 a 53.79 a 0.00 e 0.00 b 59.44 c 336.72 b 573.00 e 905.09 c 5088.13
1963 1266.87 a 735.00 787.40 a 425.00 g 91.28 d 41.11 c 0.00 d 1.72 d 15.00 h 215.81 e 497.00 g 1021.28 d 4160.46
1964 1119.10 a 1007.75 a 947.71 c 586.15 d 203.00 f 32.50 g 0.00 d 0.00 c 100.00 c 237.87 e 809.46 b 1018.98 d 5827.03
1965 1007.50 b 875.84 c 843.31 d 560.40 e 0.00 z 19.50 s 0.00 i 2.50 f 176.40 e 123.00 s 109.00 w 294.00 v 3463.45
Period of Record Statistics
MEAN 1151.41 863.68 803.49 515.14 197.94 25.18 0.08 0.71 95.64 331.46 748.89 1043.10 5826.79
S.D. 90.89 112.02 106.63 69.44 74.76 21.58 0.20 0.67 54.23 89.78 116.33 117.44 31.11
SKEW -0.37 0.17 -0.26 -0.06 -0.83 0.33 1.79 0.27 0.13 -0.17 -0.15 0.39 -3.08
MAX 1266.87 1007.75 947.71 586.15 262.47 53.79 0.50 1.72 176.40 444.85 910.80 1216.23 5848.77
MIN 1007.50 735.00 639.00 439.50 91.28 2.50 0.00 0.00 20.50 215.81 573.00 905.09 5804.82
NO YRS 6 6 6 4 4 5 6 6 6 6 6 6 2