APACHE JUNCTION, ARIZONA

Monthly Total Heating Degree Days

(020306)

Base Temperature = 65 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 197912
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
1962 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 l 3.50 90.00 221.50 315.00
1963 435.00 149.00 174.00 71.00 0.00 0.00 0.00 0.00 0.00 0.00 128.00 290.00 1247.00
1964 442.00 373.00 279.50 69.50 27.00 0.00 0.00 0.00 0.00 0.00 241.50 358.50 1791.00
1965 328.00 310.50 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 638.50
1966 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
1967 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
1968 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
1969 0.00 z 0.00 z 0.00 z 0.00 z 18.50 0.00 0.00 0.00 0.00 14.00 84.50 297.00 414.00
1970 366.50 143.50 209.00 102.00 1.00 0.00 0.00 0.00 0.00 23.00 109.50 354.00 1308.50
1971 378.50 277.50 147.50 54.00 5.50 0.00 0.00 0.00 0.00 95.50 186.50 450.00 1595.00
1972 401.00 175.00 47.50 32.50 0.00 0.00 0.00 0.00 0.00 62.50 281.50 446.00 1446.00
1973 457.50 263.00 344.00 84.50 6.50 0.00 0.00 z 0.00 0.00 9.50 i 161.50 299.00 1616.00
1974 356.00 243.50 116.50 16.50 2.00 0.00 0.00 0.00 0.00 34.00 118.50 474.50 1361.50
1975 394.00 307.50 223.00 154.50 2.50 0.00 0.00 0.00 0.00 23.00 124.00 276.50 1505.00
1976 276.00 129.00 161.00 63.50 0.00 0.00 0.00 0.00 0.00 30.00 125.50 291.00 1076.00
1977 379.50 167.00 231.50 48.50 8.50 0.00 0.00 0.00 0.00 0.50 81.00 202.00 1118.50
1978 374.00 284.50 99.50 54.50 11.00 0.00 0.00 0.00 0.00 0.00 189.00 362.00 1374.50
1979 502.50 284.50 225.50 20.50 7.00 0.00 0.00 0.00 0.00 0.50 112.00 257.00 1409.50
Period of Record Statistics
MEAN 391.58 239.04 188.21 64.29 6.88 0.00 0.00 0.00 0.00 22.04 145.21 327.07 1384.77
S.D. 58.52 77.77 81.42 37.78 8.07 0.00 0.00 0.00 0.00 28.92 60.01 84.37 204.87
SKEW 0.00 -0.04 0.14 0.99 1.39 0.00 0.00 0.00 0.00 1.46 1.04 0.41 0.33
MAX 502.50 373.00 344.00 154.50 27.00 0.00 0.00 0.00 0.00 95.50 281.50 474.50 1791.00
MIN 276.00 129.00 47.50 16.50 0.00 0.00 0.00 0.00 0.00 0.00 81.00 202.00 1076.00
NO YRS 13 13 12 12 13 13 12 13 13 13 14 14 11