SANDERS 11 ESE, ARIZONA

Monthly Total Heating Degree Days

(027496)

Base Temperature = 65 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 198607
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
1961 0.00 z 0.00 z 0.00 z 0.00 z 296.00 34.50 0.00 4.00 166.00 453.50 792.00 1166.50 2912.50
1962 1203.00 818.00 919.50 447.41 a 333.00 i 122.00 5.00 6.50 80.50 384.00 590.00 978.50 5554.41
1963 1247.50 820.50 794.50 568.50 193.00 92.50 0.00 4.00 32.00 280.00 682.50 1089.50 5804.50
1964 1213.50 1120.50 994.50 641.50 271.00 92.50 0.00 1.00 g 133.50 370.00 821.00 1035.00 6693.00
1965 1029.00 981.50 892.50 609.50 400.00 169.50 2.00 12.50 179.50 375.50 647.50 915.50 6214.50
1966 1155.00 995.50 760.00 509.50 170.50 g 30.52 a 0.00 1.50 73.50 406.50 658.00 1104.50 5694.52
1967 1215.00 832.50 650.00 570.52 a 360.50 103.45 a 0.00 1.50 76.00 435.00 714.50 1276.00 6234.97
1968 1225.50 752.50 758.00 584.50 345.13 a 87.00 1.00 53.00 139.00 416.00 802.00 1147.50 6311.13
1969 923.50 851.00 918.00 472.00 242.50 68.50 0.00 0.00 41.90 a 497.60 b 815.00 923.50 5753.50
1970 1082.00 774.00 876.50 755.50 306.50 92.50 0.00 0.00 167.50 558.50 744.00 1006.50 6363.50
1971 1111.00 938.00 803.50 584.00 352.76 b 83.33 c 0.00 0.00 161.50 518.22 a 785.50 1111.50 6449.31
1972 1082.42 a 870.00 652.00 517.00 344.00 60.00 0.00 8.27 a 92.00 360.50 890.77 d 1109.50 5986.45
1973 1217.50 846.50 897.45 a 671.50 289.50 132.00 3.00 5.00 138.00 443.00 757.76 a 1067.50 6468.71
1974 1054.50 948.00 715.00 629.50 267.00 76.50 1.50 5.00 162.00 373.00 803.00 1143.00 6178.00
1975 1136.50 919.00 405.50 n 689.50 405.07 a 113.50 3.00 22.50 159.00 474.50 861.50 1114.50 5898.57
1976 1081.00 732.00 845.55 b 564.00 292.00 109.00 2.00 13.36 b 109.50 577.63 a 814.00 1096.00 6236.05
1977 1283.50 863.69 b 859.22 a 537.00 377.50 33.00 0.00 1.03 a 77.00 373.00 725.00 906.50 6036.44
1978 972.50 859.19 a 658.50 476.50 357.00 55.00 8.00 12.50 90.52 a 334.50 687.41 a 800.50 i 4511.62
1979 1187.50 884.00 814.50 524.00 310.52 a 106.50 0.00 19.50 51.50 351.00 891.00 989.50 6129.52
1980 961.50 808.50 823.50 562.50 368.56 d 10.50 f 0.00 10.00 78.50 420.88 e 310.00 t 837.50 4871.44
1981 910.00 823.50 786.00 399.50 295.00 41.50 0.00 2.00 62.00 456.50 688.50 938.00 5402.50
1982 1117.00 846.00 736.50 531.50 368.00 118.50 0.00 z 1.00 94.50 553.50 809.00 1076.50 6252.00
1983 1012.00 825.50 770.50 665.50 388.00 152.00 9.50 16.50 94.00 462.50 856.00 993.00 6245.00
1984 1125.50 1055.50 884.00 677.00 251.00 119.00 0.00 8.50 114.00 662.50 846.00 1029.00 6772.00
1985 1127.00 1002.00 808.50 532.50 329.50 87.50 0.00 11.00 240.00 485.00 856.55 a 1075.00 6554.55
1986 975.50 865.00 735.50 579.50 378.50 96.00 15.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3645.00
Period of Record Statistics
MEAN 1105.96 881.30 806.40 572.00 324.52 91.05 2.00 9.13 112.54 440.91 772.44 1047.08 6184.74
S.D. 105.80 93.79 90.11 82.98 55.10 35.97 3.73 11.33 50.44 87.37 82.37 99.85 325.63
SKEW -0.25 0.80 -0.03 0.13 -0.50 0.06 2.25 2.55 0.53 0.58 -0.46 -0.06 -0.60
MAX 1283.50 1120.50 994.50 755.50 405.07 169.50 15.00 53.00 240.00 662.50 891.00 1276.00 6772.00
MIN 910.00 732.00 650.00 399.50 193.00 30.52 0.00 0.00 32.00 280.00 590.00 837.50 5402.50
NO YRS 25 25 24 25 24 25 25 24 25 25 24 24 17