PORTAL 4 SW, ARIZONA

Monthly Total Heating Degree Days

(026186)

Base Temperature = 65 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 196502
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
1951 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
1952 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
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 0.00 z 0.00 0.00 14.00 162.50 542.50 734.00 1453.00
1956 745.00 795.00 533.64 c 402.50 75.95 a 0.00 0.00 5.00 7.00 257.50 721.50 882.50 4425.59
1957 700.00 448.00 551.50 363.10 a 250.50 4.00 0.00 3.50 90.00 355.50 749.00 821.00 4336.10
1958 901.00 638.50 726.00 398.50 183.00 3.50 0.00 2.50 101.00 406.50 678.00 835.00 4873.50
1959 814.50 721.50 645.50 336.00 185.45 c 10.00 0.00 1.50 83.50 0.00 z 624.00 880.50 4302.45
1960 1067.00 784.50 492.50 313.50 158.00 9.00 0.00 0.00 19.00 311.50 538.50 903.00 4596.50
1961 853.50 641.00 530.00 298.50 104.50 11.00 0.00 4.00 60.50 343.50 681.00 802.00 4329.50
1962 868.00 582.00 688.00 244.00 142.00 37.00 1.50 0.00 39.50 256.50 495.00 762.00 4115.50
1963 871.00 608.00 557.50 327.00 102.00 22.50 0.00 0.50 24.50 0.00 z 0.00 z 851.50 3364.50
1964 899.00 844.50 630.00 403.50 179.50 14.00 0.00 a 0.00 98.50 288.50 639.50 780.50 4777.50
1965 750.50 717.50 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 1468.00
Period of Record Statistics
MEAN 846.95 678.05 594.96 342.96 153.43 12.33 0.15 1.70 53.75 297.75 629.89 825.20 4493.46
S.D. 104.06 118.39 80.14 54.36 53.85 11.36 0.47 1.92 37.29 74.78 87.90 55.82 269.21
SKEW 0.60 -0.42 0.39 -0.39 0.23 1.16 2.67 0.55 0.08 -0.38 -0.23 -0.18 0.15
MAX 1067.00 844.50 726.00 403.50 250.50 37.00 1.50 5.00 101.00 406.50 749.00 903.00 4873.50
MIN 700.00 448.00 492.50 244.00 75.95 0.00 0.00 0.00 7.00 162.50 495.00 734.00 4115.50
NO YRS 10 10 9 9 9 9 10 10 10 8 9 10 7