FORDER 8 S, COLORADO

Monthly Total Heating Degree Days

(052997)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 197908
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
1932 1201.50 725.50 939.00 406.50 110.00 9.31 a 0.00 a 0.50 56.79 b 447.95 a 681.50 1339.50 5918.05
1933 997.50 1037.50 695.00 521.50 240.00 0.50 0.00 7.50 12.00 304.32 a 641.00 816.00 5272.82
1934 888.00 781.50 656.50 378.62 a 29.50 h 0.00 0.00 2.00 109.00 151.00 h 161.00 w 984.50 3800.12
1935 882.00 768.00 617.50 485.00 348.50 18.00 0.00 a 0.00 0.00 z 0.00 z 0.00 z 0.00 z 3119.00
1936 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
1937 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
1938 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
1939 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
1940 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
1941 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
1942 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
1943 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
1944 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
1945 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
1946 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
1947 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
1948 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
1949 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
1950 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
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 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1956 0.00 z 0.00 z 0.00 z 386.00 g 116.00 0.00 c 0.00 b 13.71 e 24.81 d 319.82 a 880.00 985.50 2339.84
1957 1237.50 728.00 d 800.66 b 606.00 269.00 59.00 0.00 2.14 b 138.21 b 380.27 a 626.50 i 899.00 b 5119.77
1958 1090.00 848.81 a 1026.00 585.00 111.60 a 14.46 b 1.50 1.55 a 80.69 a 394.50 768.00 985.50 5907.62
1959 1174.38 a 961.50 819.00 566.00 176.18 a 12.86 b 0.00 b 0.00 k 171.50 520.28 a 855.50 975.43 b 6232.64
1960 1243.00 1227.50 900.50 375.52 a 206.00 21.50 0.00 m 2.50 76.50 348.75 c 764.00 1166.00 6331.77
1961 1090.50 857.50 784.30 a 529.50 208.00 19.00 m 5.68 a 0.00 181.61 b 290.00 i 858.50 1225.53 a 5741.12
1962 1349.00 801.00 871.50 401.50 115.00 48.62 a 0.00 a 2.00 i 88.33 c 283.98 c 719.00 950.50 5628.44
1963 1411.02 a 787.50 741.42 a 366.96 b 112.78 b 16.07 b 0.00 0.00 a 23.89 c 103.50 i 717.50 1200.00 5377.13
1964 1092.00 1095.00 965.00 497.59 a 190.00 22.76 a 0.00 b 13.50 115.86 a 284.00 g 811.07 b 1051.00 5853.78
1965 961.00 991.50 1119.88 c 382.24 a 161.72 a 28.27 d 0.00 a 6.00 216.00 230.00 g 640.34 a 951.38 b 5458.33
1966 1326.50 1033.50 688.31 d 495.50 156.50 10.56 c 0.00 c 17.05 a 41.11 c 281.00 g 718.97 a 1125.30 a 5613.30
1967 1026.00 868.00 a 634.47 a 373.50 286.23 a 31.50 0.00 24.59 b 105.50 274.50 g 798.00 1258.00 5405.79
1968 1122.41 b 913.00 747.50 604.00 301.22 a 15.56 c 2.00 27.26 b 105.00 b 216.50 h 845.00 1163.50 5846.44
1969 1000.00 874.00 1060.00 390.00 165.00 70.00 0.00 a 1.50 35.36 b 471.00 h 814.50 1030.00 5440.36
1970 1153.20 a 817.92 b 975.00 618.62 a 172.50 77.50 0.00 a 0.00 105.50 g 439.00 f 791.00 1019.50 5625.24
1971 1151.00 925.00 818.83 b 484.82 b 294.50 b 5.17 a 17.50 7.23 a 229.00 482.71 c 820.00 1053.00 6288.77
1972 1168.18 a 859.64 a 625.50 439.04 d 225.78 a 3.33 c 14.50 8.55 b 101.00 i 422.78 b 1011.50 1347.47 a 6126.28
1973 1164.57 a 866.44 a 797.00 638.00 289.50 35.50 h 9.00 0.00 h 167.00 379.00 831.00 1112.00 6253.51
1974 1278.00 846.50 649.21 e 445.96 d 0.00 z 65.56 c 0.00 11.37 a 176.90 a 343.07 a 765.54 b 46.00 z 4582.09
1975 1197.00 943.70 a 834.23 c 537.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3511.94
1976 0.00 z 593.00 h 844.46 d 490.20 e 217.60 e 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 766.00 h 1552.26
1977 613.00 q 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2.00 p 32.00 o 328.50 f 779.40 e 451.00 q 779.40
1978 312.00 x 0.00 z 0.00 z 0.00 z 0.00 z 39.50 t 0.00 w 0.00 z 0.00 z 0.00 z 250.00 w 0.00 z 0.00
1979 0.00 z 0.00 z 259.50 u 141.00 r 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
Period of Record Statistics
MEAN 1139.32 893.85 817.12 484.11 203.35 25.26 2.28 7.35 107.75 385.62 786.25 1078.03 5846.81
S.D. 138.75 122.18 143.65 88.20 71.60 24.34 4.98 8.26 65.97 72.25 85.48 142.29 421.73
SKEW -0.08 0.94 0.39 0.19 0.31 0.96 2.17 1.13 0.26 0.42 0.41 0.32 -0.52
MAX 1411.02 1227.50 1119.88 638.00 348.50 77.50 17.50 27.26 229.00 520.28 1011.50 1347.47 6288.77
MIN 882.00 725.50 617.50 366.96 110.00 0.00 0.00 0.00 12.00 283.98 640.34 816.00 5272.82
NO YRS 23 23 24 24 22 21 22 20 20 12 21 21 4