DENVER WSO CITY, COLORADO

Monthly Total Heating Degree Days

(052225)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 197403
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
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2.00 38.00 378.50 778.45 a 1011.00 2207.95
1949 1412.50 880.50 766.00 434.50 243.87 a 78.50 0.00 3.50 76.50 452.50 423.00 923.50 5694.87
1950 1047.50 687.50 794.00 517.50 362.00 59.50 6.50 11.00 175.00 124.50 722.00 825.50 5332.50
1951 1099.50 781.00 883.00 602.50 225.00 161.50 19.50 13.50 144.00 493.50 759.50 1058.50 6241.00
1952 860.50 820.50 939.00 471.50 240.00 0.00 23.50 0.00 62.50 315.00 926.00 911.00 5569.50
1953 672.00 857.00 617.00 643.00 337.50 28.00 0.00 0.50 42.00 308.50 612.50 967.50 5085.50
1954 831.00 532.50 891.00 300.50 251.00 35.00 0.00 3.50 67.50 361.50 565.50 835.00 4674.00
1955 1062.00 1012.00 848.00 396.00 185.50 99.00 0.00 1.00 117.00 303.50 828.50 870.00 5722.50
1956 914.00 1016.50 716.50 558.50 141.50 0.00 2.50 20.50 42.50 238.50 751.50 829.50 5232.00
1957 1166.50 625.50 765.50 671.00 323.50 73.50 0.00 1.00 137.50 404.50 803.00 687.00 5658.50
1958 904.00 731.00 990.50 587.50 126.00 38.00 15.00 2.00 101.00 307.00 667.00 823.00 5292.00
1959 1021.00 903.50 795.00 555.00 266.00 26.00 0.00 6.00 197.00 502.00 778.00 828.50 5878.00
1960 1060.50 1141.50 786.50 404.50 210.50 32.50 10.50 16.50 82.50 344.00 665.00 998.00 5752.50
1961 912.00 759.00 776.00 537.50 273.00 59.50 10.50 0.00 272.00 398.00 799.00 1057.50 5854.00
1962 1222.50 890.00 854.00 383.00 139.00 74.50 0.00 17.50 97.00 261.00 598.00 830.00 5366.50
1963 1265.50 666.00 742.00 381.00 109.00 39.50 4.50 1.50 19.50 182.50 596.00 1010.50 5017.50
1964 969.00 1030.50 956.50 534.50 222.50 57.50 0.00 17.00 107.50 305.50 699.00 898.00 5797.50
1965 835.00 956.50 1106.50 392.00 245.50 57.00 6.50 13.50 314.50 231.00 523.50 790.50 5472.00
1966 1046.00 932.00 603.50 546.00 148.50 54.00 0.00 14.00 68.00 366.50 651.00 967.00 5396.50
1967 861.50 771.50 638.00 428.50 367.50 103.50 1.50 15.00 90.50 333.50 689.00 1134.50 5434.50
1968 975.50 821.50 683.50 594.00 321.00 22.50 13.00 31.00 114.00 327.50 805.00 1007.00 5715.50
1969 851.00 775.00 983.50 345.50 184.00 145.50 3.00 0.50 30.50 752.50 697.50 912.00 5680.50
1970 970.50 666.50 943.50 591.00 150.50 72.00 0.00 0.00 202.00 549.00 723.00 874.00 5742.00
1971 925.50 913.00 769.00 496.00 292.00 9.50 26.50 0.00 252.00 420.50 677.00 934.50 5715.50
1972 984.50 728.00 544.00 465.50 213.00 4.00 47.00 19.00 93.50 421.50 911.00 1146.00 5577.00
1973 1093.50 792.00 805.00 662.50 262.47 a 28.00 11.50 k 0.00 c 171.43 b 324.95 c 725.40 e 580.00 i 4865.24
1974 845.50 g 461.50 g 591.14 b 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 591.14
Period of Record Statistics
MEAN 998.52 827.62 799.54 499.96 233.61 54.34 7.92 8.08 119.82 361.82 706.71 925.18 5537.58
S.D. 158.85 142.96 139.18 103.56 74.44 41.30 11.57 8.70 77.26 125.31 113.61 111.03 330.13
SKEW 0.57 0.13 0.11 -0.10 0.11 0.95 1.91 0.81 0.94 0.98 -0.31 0.16 -0.56
MAX 1412.50 1141.50 1106.50 671.00 367.50 161.50 47.00 31.00 314.50 752.50 926.00 1146.00 6241.00
MIN 672.00 532.50 544.00 300.50 109.00 0.00 0.00 0.00 19.50 124.50 423.00 687.00 4674.00
NO YRS 25 25 26 25 25 25 24 26 26 26 26 25 24