KASSLER, COLORADO

Monthly Total Heating Degree Days

(054452)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201303
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
1918 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 836.00 1055.00 1891.00
1919 959.00 944.00 711.50 446.00 198.50 105.50 0.00 0.00 79.00 519.50 822.50 956.00 5741.50
1920 909.00 886.00 802.50 768.00 238.50 78.00 1.50 40.50 147.00 437.00 914.00 1096.62 c 6318.62
1921 913.50 747.50 606.50 546.50 242.00 51.00 13.50 5.00 47.50 248.50 609.50 907.50 4938.50
1922 1153.50 940.50 729.50 550.00 248.00 39.00 4.00 0.00 35.00 328.00 828.00 866.97 a 5722.47
1923 842.00 972.22 a 917.00 394.50 f 286.48 b 68.50 2.00 5.88 b 132.50 602.95 a 660.00 e 1046.52 b 5536.05
1924 890.50 f 546.00 g 758.00 i 530.17 a 370.89 c 52.50 b 6.72 a 0.00 170.00 298.50 591.50 1265.00 3285.28
1925 1124.00 646.00 594.50 374.00 203.00 44.42 d 6.64 c 9.00 f 90.00 j 172.00 s 736.50 373.50 p 3729.07
1926 1074.50 391.00 l 552.50 j 538.00 74.00 u 24.00 v 0.00 z 0.00 30.00 s 341.00 672.00 826.00 i 2625.50
1927 396.00 p 567.50 i 520.00 j 174.00 q 200.97 b 112.50 3.00 f 24.00 k 154.00 h 282.50 416.50 g 1200.00 1795.97
1928 887.00 895.65 c 755.33 e 585.50 201.50 b 142.00 5.34 b 12.00 103.97 a 358.00 f 733.50 1075.50 5397.29
1929 1133.10 b 1130.00 755.00 566.00 308.00 44.50 4.81 b 5.88 b 196.50 253.00 g 1010.36 b 691.50 f 5154.15
1930 1458.00 627.50 644.50 f 259.04 d 172.50 n 38.65 d 13.00 h 0.00 q 55.50 k 262.50 n 707.50 609.50 o 3090.69
1931 244.00 v 731.00 353.00 p 487.50 308.00 24.83 a 2.50 4.50 43.50 166.00 h 397.00 q 357.50 q 1601.83
1932 489.00 s 707.00 760.00 f 304.50 f 97.50 f 16.00 i 0.00 h 2.50 f 72.00 387.50 f 556.50 1204.72 b 2540.22
1933 841.17 e 1000.16 c 625.17 a 551.00 313.00 15.56 c 0.00 15.00 45.00 b 170.00 i 499.14 a 675.50 4580.69
1934 760.02 a 741.00 577.50 399.50 86.00 38.50 0.00 6.00 147.00 186.00 596.00 934.65 a 4472.17
1935 704.00 678.74 a 660.50 517.50 409.50 62.07 a 0.00 a 0.00 88.93 b 353.00 765.00 895.90 a 5135.14
1936 994.50 1033.50 681.50 308.08 d 168.50 48.50 0.00 2.58 a 109.00 420.50 563.08 d 865.50 5195.24
1937 1347.90 e 842.50 792.50 475.50 197.50 134.50 1.00 0.00 50.50 318.00 721.50 972.00 5853.40
1938 939.00 774.00 638.00 416.79 b 287.50 28.50 1.50 0.00 34.50 243.00 844.50 993.00 5200.29
1939 1027.50 1119.00 759.00 435.00 130.50 38.50 0.00 9.50 48.00 283.50 588.50 720.00 5159.00
1940 1250.00 902.00 655.00 487.24 a 190.50 37.00 6.00 2.00 72.00 234.10 b 799.50 896.50 5531.84
1941 928.00 738.50 811.00 538.00 163.50 88.00 0.50 1.50 123.50 423.00 590.00 934.50 5340.00
1942 1105.00 1176.50 832.00 393.50 281.00 48.00 3.50 0.00 99.50 401.00 557.50 866.50 5764.00
1943 904.00 620.50 868.50 260.50 339.50 79.50 0.00 0.00 71.00 309.50 654.00 905.00 5012.00
1944 986.00 906.50 904.00 628.00 200.50 42.50 3.50 10.50 80.00 263.00 671.00 948.00 5643.50
1945 951.50 833.00 641.00 658.50 208.50 123.50 8.00 14.00 186.00 280.00 647.50 1038.50 5590.00
1946 984.50 764.00 575.50 234.00 354.50 59.00 0.00 16.00 76.00 448.50 865.00 793.50 5170.50
1947 982.50 949.50 866.00 520.50 252.50 102.50 0.50 0.00 62.50 252.50 887.00 897.00 5773.00
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 h 33.10 a 341.00 777.50 1007.50 2159.10
1949 1352.00 899.50 730.50 384.83 a 217.52 a 64.00 0.00 b 4.00 61.00 385.50 404.00 931.50 5434.34
1950 975.00 646.50 758.95 c 447.60 e 329.00 42.00 1.50 3.50 145.00 134.00 694.50 766.00 4943.55
1951 1078.00 658.50 f 832.50 429.00 f 215.00 141.21 a 10.50 10.00 98.50 415.00 737.00 705.50 h 3537.71
1952 885.50 789.50 904.00 461.50 209.50 0.00 13.50 0.50 42.00 267.50 879.00 892.50 5345.00
1953 701.00 819.50 599.50 592.50 328.50 19.50 0.00 0.00 31.00 271.50 560.50 974.50 4898.00
1954 846.50 484.00 859.00 264.50 238.50 34.50 0.00 0.00 49.50 308.50 529.50 843.50 4458.00
1955 1062.50 985.50 796.50 407.50 169.50 75.50 0.00 0.00 98.00 261.00 808.50 842.00 5506.50
1956 902.50 1066.50 727.00 490.00 117.50 0.00 2.50 12.50 36.50 225.00 786.72 a 817.00 5183.72
1957 1123.50 607.50 738.00 619.00 300.50 50.50 1.00 5.50 104.48 a 389.00 759.50 742.00 5440.48
1958 945.50 682.50 961.50 574.00 125.50 17.50 11.00 8.00 87.50 301.50 654.00 858.00 5226.50
1959 1010.00 924.50 831.00 536.00 253.50 16.50 0.00 0.00 180.00 497.50 718.89 c 895.68 c 5863.57
1960 1150.50 1174.00 844.50 417.00 238.50 29.00 13.00 12.00 93.50 350.50 709.00 1025.00 6056.50
1961 931.00 783.00 797.50 532.50 285.50 69.50 14.50 2.50 253.50 390.00 849.50 1112.50 6021.50
1962 1269.00 888.00 874.00 397.00 188.50 70.00 2.00 10.00 79.00 301.00 599.00 852.50 5530.00
1963 1315.00 727.00 803.00 414.50 121.50 32.50 0.00 5.50 15.50 183.00 618.00 1040.50 5276.00
1964 1000.00 1071.00 962.50 522.00 231.00 79.50 0.00 10.50 114.50 330.50 702.50 945.50 5969.50
1965 854.50 970.50 1119.00 432.00 228.50 69.00 4.00 13.00 290.00 241.00 571.50 830.00 5623.00
1966 1059.00 957.00 640.50 536.00 140.50 44.00 0.00 10.50 63.50 389.50 658.00 991.00 5489.50
1967 916.00 809.00 595.50 489.50 359.00 105.50 1.00 11.00 74.00 324.50 741.50 1140.50 5567.00
1968 972.50 829.50 690.50 609.50 318.00 33.00 7.50 21.00 103.50 316.00 826.00 1037.50 5764.50
1969 901.00 816.00 1020.00 348.50 193.50 144.50 1.00 0.00 40.00 720.00 736.50 965.50 5886.50
1970 1048.00 701.50 936.00 613.00 176.00 77.50 0.00 0.00 173.50 536.00 749.00 922.50 5933.00
1971 974.00 949.00 796.00 520.00 307.50 27.50 19.50 0.00 238.00 450.00 724.00 992.00 5997.50
1972 984.50 768.00 555.50 460.00 260.50 7.00 32.00 23.50 103.50 403.00 970.00 1185.00 5752.50
1973 1164.00 835.00 808.50 682.50 307.00 72.50 16.00 0.00 131.79 b 154.50 o 699.00 962.00 5678.29
1974 1219.00 794.50 664.50 488.00 152.00 63.00 0.00 9.30 a 193.97 a 298.50 733.50 1061.00 5677.27
1975 990.50 909.00 833.50 604.00 348.00 85.50 0.00 3.00 169.82 b 312.00 769.00 798.50 5822.82
1976 983.50 711.00 797.50 484.00 248.50 53.79 a 0.00 4.43 c 119.50 495.50 753.00 957.00 5607.72
1977 1157.85 a 796.50 832.00 449.00 179.50 0.50 3.32 c 14.00 54.00 395.00 761.00 932.00 5574.67
1978 1234.00 940.00 684.50 500.50 350.50 89.00 7.00 31.50 110.50 378.50 789.50 1284.50 6400.00
1979 1426.00 864.00 799.00 501.50 355.50 83.50 3.00 47.50 144.31 a 424.70 a 974.00 947.05 a 6570.06
1980 1171.00 878.00 910.00 604.50 358.50 30.00 0.00 9.00 88.00 427.50 671.25 b 730.64 b 5878.39
1981 853.00 831.50 831.00 312.50 339.00 35.50 2.00 22.50 58.00 457.00 634.14 a 950.00 5326.14
1982 1083.50 966.00 748.50 550.00 358.00 142.50 7.00 3.50 155.00 475.00 853.00 998.50 6340.50
1983 981.00 807.50 882.00 745.00 450.00 164.00 2.00 0.00 88.50 373.00 805.50 1481.00 6779.50
1984 1145.50 923.00 900.50 715.00 248.00 79.50 1.50 3.00 217.00 634.50 735.00 1000.50 6603.00
1985 1196.00 1085.50 788.50 496.50 211.50 72.00 6.00 12.00 220.50 484.00 1038.75 b 1120.00 6731.25
1986 810.65 a 837.00 570.50 467.07 a 329.00 51.00 4.00 3.50 213.00 534.50 860.50 1172.50 5853.22
1987 1112.50 894.50 929.50 514.50 285.50 62.50 33.00 69.00 186.50 495.00 827.00 1214.00 6623.50
1988 1240.50 913.00 809.50 504.00 225.50 28.00 12.00 7.00 150.00 392.00 755.50 1052.00 6089.00
1989 1021.50 1193.00 736.00 496.00 284.50 150.00 8.00 6.00 193.50 460.50 694.50 1174.00 6417.50
1990 595.50 j 896.50 825.00 530.50 344.00 21.00 25.00 8.00 80.50 413.00 597.00 1211.00 4951.50
1991 794.50 j 450.50 j 432.50 j 508.45 a 199.00 31.50 20.00 15.00 143.50 452.50 915.00 1018.50 3303.45
1992 1030.75 a 767.50 701.00 388.50 180.00 50.00 7.50 30.50 18.50 295.50 883.50 1105.50 5458.75
1993 1168.50 1000.50 715.00 526.50 245.00 111.00 4.00 44.50 228.00 567.00 966.00 1055.00 6631.00
1994 989.00 928.50 670.00 521.00 162.00 6.00 10.00 0.00 77.50 430.50 858.00 907.00 5559.50
1995 1033.00 758.50 757.00 694.00 503.50 132.00 29.50 15.50 217.50 504.00 689.00 1020.00 6353.50
1996 1187.00 861.50 936.00 534.50 290.50 38.50 5.50 7.50 220.50 434.00 813.00 1039.00 6367.50
1997 1114.50 955.00 710.50 736.50 309.50 46.00 10.50 20.50 90.00 463.00 883.00 1137.50 6476.50
1998 969.00 881.00 867.00 643.50 197.50 134.00 2.00 2.50 31.00 392.50 659.50 1038.50 5818.00
1999 966.00 716.59 a 662.00 375.50 n 267.93 c 83.50 0.00 a 3.50 190.50 399.00 466.00 908.09 b 4663.11
2000 919.00 740.54 a 729.50 444.00 227.13 e 58.00 0.00 0.00 c 134.50 419.00 982.50 1108.77 a 5762.94
2001 1005.00 984.50 770.50 314.50 g 245.93 a 55.50 0.00 a 7.75 c 76.00 419.53 a 571.50 976.50 5112.72
2002 1053.00 860.50 907.00 412.50 294.00 17.50 0.00 7.00 120.50 563.50 790.00 907.50 5933.00
2003 806.00 991.00 754.00 412.00 188.00 h 86.50 0.00 5.00 160.50 266.50 806.00 926.50 5214.00
2004 926.50 932.00 550.00 480.00 207.00 99.50 18.00 35.50 123.00 395.50 766.00 918.50 5451.50
2005 921.00 810.00 750.50 546.00 273.50 67.50 4.50 20.50 78.50 376.00 611.50 1029.00 5488.50
2006 818.50 922.00 786.50 397.00 188.50 17.00 11.50 8.50 209.50 446.50 639.00 968.50 5413.00
2007 1280.50 894.50 601.50 557.00 200.00 55.00 0.00 0.00 85.00 322.00 633.50 1108.50 5737.50
2008 1107.50 886.50 794.50 584.50 316.00 49.50 f 0.00 0.00 z 142.50 388.00 592.00 1107.50 5919.00
2009 900.00 728.50 706.00 599.50 225.00 113.50 21.00 13.50 146.50 687.00 641.50 1195.50 5977.50
2010 998.50 982.50 735.50 512.50 368.50 50.00 11.50 0.00 40.50 319.00 724.50 900.50 5643.50
2011 1021.00 1021.00 680.50 509.00 410.00 37.00 0.00 0.00 108.00 385.00 743.00 1091.50 6006.00
2012 907.00 1001.00 511.00 339.50 186.50 9.50 0.00 3.50 71.50 467.50 568.00 984.00 5049.00
2013 1004.50 945.50 860.25 c 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 2810.25
Period of Record Statistics
MEAN 1026.50 868.54 765.96 500.40 256.33 62.00 5.52 9.19 113.52 384.29 729.51 990.09 5704.72
S.D. 152.67 136.83 116.82 108.72 79.36 39.04 7.57 12.11 62.25 110.01 127.01 137.80 505.09
SKEW 0.52 0.01 0.14 -0.05 0.43 0.69 1.85 2.43 0.61 0.51 0.12 0.48 0.06
MAX 1458.00 1193.00 1119.00 768.00 503.50 164.00 33.00 69.00 290.00 720.00 1038.75 1481.00 6779.50
MIN 701.00 484.00 511.00 234.00 86.00 0.00 0.00 0.00 15.50 134.00 404.00 675.50 4458.00
NO YRS 88 89 87 87 89 90 89 88 90 86 93 89 74