LAS ANIMAS, COLORADO

Monthly Total Heating Degree Days

(054834)

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
1893 924.32 a 873.00 782.50 382.00 194.50 21.00 0.00 3.50 48.00 318.50 836.50 996.00 5379.82
1894 1040.00 1334.85 b 686.13 a 355.00 133.50 18.50 0.00 0.00 77.50 335.00 620.17 a 1077.50 5678.15
1895 1257.00 1200.50 887.50 404.00 226.50 24.50 12.50 0.00 97.50 362.50 958.50 1065.50 6496.50
1896 930.50 865.50 805.00 382.50 167.00 6.50 0.00 3.50 69.50 469.00 838.50 851.00 5388.50
1897 1133.00 829.50 813.00 428.00 57.00 9.00 1.50 19.00 24.50 319.00 701.50 1165.50 5500.50
1898 1150.50 701.50 786.00 311.00 200.50 7.00 4.00 0.00 117.50 483.50 819.00 1214.17 d 5794.67
1899 1163.00 1345.00 709.00 326.50 87.50 j 3.00 3.50 0.00 28.50 291.50 613.00 1146.00 5629.00
1900 927.50 931.50 625.50 493.50 147.50 0.00 0.00 0.00 73.50 249.00 678.50 948.00 5074.50
1901 1035.00 990.00 724.50 475.50 126.50 10.00 0.00 0.00 51.00 297.00 624.50 1104.50 5438.50
1902 1083.50 789.00 689.50 350.17 a 68.50 6.50 0.00 0.00 81.50 362.00 766.50 1086.50 5283.67
1903 1007.50 1145.00 776.50 403.00 187.50 101.00 0.00 0.00 98.50 391.50 787.50 959.50 5857.50
1904 1140.50 799.00 658.00 413.00 222.00 37.00 0.00 3.00 44.00 0.00 z 730.50 1033.50 5080.50
1905 685.50 p 1125.50 566.27 a 425.50 144.67 a 0.00 2.50 0.00 11.00 394.14 c 635.50 1084.48 a 4389.56
1906 940.33 a 815.50 887.50 331.61 b 93.00 7.24 a 3.32 c 1.50 46.00 417.50 755.00 840.50 5139.00
1907 978.50 682.00 457.77 a 425.50 267.00 23.08 d 0.00 j 0.00 31.00 273.50 767.00 1062.00 4967.34
1908 1000.50 858.50 545.50 342.50 158.00 6.00 2.14 b 0.00 a 98.50 m 0.00 z 0.00 z 0.00 z 2913.14
1909 0.00 z 840.00 727.50 421.00 162.00 7.50 0.00 0.00 f 47.00 327.00 650.50 1295.00 4477.50
1910 1009.50 896.00 376.00 304.50 130.50 4.50 0.00 f 1.55 a 18.50 272.00 599.00 972.00 4584.05
1911 874.00 940.00 522.50 316.00 89.50 0.00 c 0.00 6.50 1.50 442.61 d 810.00 1303.50 5306.11
1912 1463.00 950.00 999.46 d 422.00 191.50 51.50 9.00 6.50 230.00 395.00 684.50 1086.00 6488.46
1913 1178.00 1193.50 776.50 391.00 100.50 41.50 0.00 0.00 186.00 449.50 622.00 1393.50 6332.00
1914 988.00 959.00 724.50 426.50 128.50 8.50 0.00 0.00 a 38.28 a 376.13 a 649.50 1309.00 5607.91
1915 1118.50 801.63 a 948.08 a 326.38 a 321.50 34.44 c 13.00 5.00 74.50 297.71 b 578.08 d 1092.50 5611.32
1916 1280.30 a 859.00 748.13 a 541.07 b 188.00 38.00 0.00 11.37 a 131.00 474.50 842.50 1226.50 6340.37
1917 1243.00 924.00 887.50 511.50 373.00 62.00 0.00 9.50 70.00 540.50 641.00 1074.50 6336.50
1918 1452.00 1078.56 c 684.50 528.50 89.50 3.00 0.00 0.00 137.00 282.50 852.50 1137.50 6245.56
1919 1349.50 1051.50 663.00 427.50 138.00 88.50 0.00 0.00 a 64.66 a 503.00 889.66 a 1185.50 6360.81
1920 943.50 860.50 754.00 572.07 a 157.00 24.50 0.00 9.50 70.00 309.47 b 819.50 1095.50 5615.53
1921 952.00 772.50 550.50 407.07 a 110.50 8.00 1.00 0.00 52.50 311.55 a 714.00 1087.00 4966.62
1922 1230.00 939.50 752.50 440.00 159.50 22.50 0.00 a 0.00 50.50 430.00 834.00 1021.50 5880.00
1923 969.00 1078.00 926.50 459.31 a 252.50 31.00 0.00 9.00 140.00 600.00 797.00 1134.08 a 6396.39
1924 1212.00 826.50 1030.50 498.50 375.50 62.00 11.88 a 9.30 a 96.00 272.00 734.00 1514.50 6642.68
1925 1487.50 747.00 547.50 273.50 76.00 6.00 2.00 0.00 70.00 597.00 896.38 a 1005.00 5707.88
1926 688.50 k 714.50 744.00 a 490.34 a 158.50 2.00 0.00 0.00 81.50 279.00 759.00 1109.00 4337.84
1927 1042.00 718.00 708.00 293.50 31.50 30.50 1.50 2.50 107.50 344.00 633.50 1285.00 5197.50
1928 1043.50 945.00 595.41 b 456.00 232.50 141.00 0.00 z 6.50 79.00 322.50 0.00 z 0.00 z 3821.41
1929 1074.00 1092.50 686.50 367.50 193.50 8.00 0.00 0.00 62.00 352.50 917.00 1062.00 5815.50
1930 1437.50 623.50 792.50 0.00 z 173.50 23.00 k 0.00 d 0.00 1.80 e 252.50 0.00 z 1147.50 4428.80
1931 1150.50 898.00 711.89 c 170.00 c 44.50 0.00 0.00 0.00 0.00 87.50 701.00 1010.00 4773.39
1932 1135.00 720.00 874.00 271.50 46.00 2.00 0.00 0.00 8.00 274.00 545.50 1022.00 4898.00
1933 754.00 803.00 397.00 378.00 17.00 0.00 0.00 0.00 0.00 198.50 545.00 690.50 3783.00
1934 992.00 846.50 439.50 37.00 1.00 0.00 0.00 0.00 14.00 82.00 347.00 810.50 3569.50
1935 789.00 634.85 b 147.50 k 355.00 0.00 z 8.50 0.00 0.00 9.00 199.50 0.00 z 0.00 z 1995.85
1936 0.00 z 0.00 z 405.07 a 286.50 18.27 c 0.00 a 0.00 0.00 105.00 413.00 719.00 1040.00 2986.83
1937 1300.00 764.50 711.00 345.50 46.00 22.50 0.00 d 0.00 a 55.00 512.57 b 907.00 1111.72 b 5775.79
1938 0.00 z 0.00 z 503.00 375.00 173.50 4.00 0.00 0.00 28.50 235.50 846.21 a 1005.00 3170.71
1939 954.50 1090.00 738.00 360.00 105.50 0.00 0.00 d 0.00 b 31.00 294.50 a 718.97 a 918.63 a 5211.10
1940 1499.00 868.00 665.50 404.00 84.50 0.00 0.00 7.00 25.00 261.50 882.00 956.00 5652.50
1941 1028.00 770.50 775.50 383.00 98.00 33.00 0.00 0.50 107.50 384.50 717.00 1024.00 5321.50
1942 1160.00 980.50 764.50 343.50 157.00 21.50 0.00 0.00 65.50 345.50 637.00 1001.00 5476.00
1943 990.00 655.50 757.50 175.50 188.00 5.50 0.00 0.00 37.00 367.00 724.50 1150.50 5051.00
1944 1109.50 837.00 742.50 502.00 123.00 9.50 0.00 1.00 32.00 271.00 684.00 1016.50 5328.00
1945 1060.50 811.00 565.50 468.00 110.00 30.50 0.00 1.50 131.00 342.00 705.00 1156.00 5381.00
1946 1048.50 737.00 568.00 182.50 193.00 32.00 0.00 15.00 69.00 299.50 1025.17 a 923.00 5092.67
1947 1042.50 895.50 765.50 371.00 112.00 35.00 0.00 0.00 20.00 209.50 882.00 1069.00 5402.00
1948 1197.00 1119.00 1024.00 241.00 142.50 11.50 0.00 0.00 20.50 331.50 893.50 988.50 5969.00
1949 1365.55 a 881.00 659.27 a 337.76 a 76.00 14.50 0.00 a 0.00 25.00 361.50 513.62 a 1009.00 5243.20
1950 1058.13 a 719.00 706.00 307.50 125.50 0.50 0.00 1.00 70.00 146.00 763.50 911.50 4808.63
1951 1110.50 766.89 a 726.00 414.00 108.00 39.50 0.00 3.50 54.00 340.00 824.50 985.50 5372.39
1952 953.50 820.00 748.00 356.00 117.00 0.00 1.50 0.00 31.50 344.50 885.50 1042.00 5299.50
1953 789.00 806.50 574.00 441.00 221.50 0.00 0.00 0.00 22.50 263.00 650.50 1025.00 4793.00
1954 1048.00 586.00 733.00 204.64 b 144.00 10.00 0.00 0.00 14.50 335.00 630.50 924.50 4630.14
1955 1034.50 951.50 695.00 303.50 91.50 30.50 0.00 0.00 a 44.50 272.50 772.00 961.50 5157.00
1956 987.00 1048.00 675.50 401.50 63.50 0.00 0.00 7.00 12.50 224.00 776.50 921.00 5116.50
1957 1131.00 668.50 695.50 462.50 160.00 24.00 0.00 0.00 66.50 287.50 780.50 803.00 5079.00
1958 1059.50 804.50 934.00 425.50 64.00 0.50 0.00 0.00 27.50 291.00 717.00 920.00 5243.50
1959 1137.50 856.50 686.00 387.50 71.50 2.00 0.00 0.00 92.50 425.50 762.50 939.50 5361.00
1960 1266.35 a 1257.00 855.50 273.00 127.50 15.00 0.00 0.00 49.00 337.50 732.00 1196.50 6109.35
1961 1164.50 837.50 695.00 434.50 127.00 8.50 0.00 j 0.00 116.50 337.00 796.50 1153.50 5670.50
1962 1355.00 741.00 775.00 282.00 51.00 17.00 0.00 0.00 a 37.00 237.50 666.00 910.50 5072.00
1963 1345.00 715.62 b 611.50 236.50 54.00 3.50 0.00 a 0.00 c 9.00 125.03 a 637.50 1197.50 4935.15
1964 995.50 997.71 c 855.94 d 410.56 c 131.23 a 17.50 g 0.00 1.07 b 0.00 z 0.00 z 306.50 q 0.00 z 3392.01
1965 0.00 z 0.00 z 0.00 z 0.00 z 31.00 s 18.00 k 8.35 e 0.00 z 0.00 z 0.00 z 529.50 973.50 1511.35
1966 1316.50 1029.00 582.50 362.00 87.50 4.50 0.00 0.50 14.00 328.00 659.00 1069.00 5452.50
1967 932.50 742.50 481.00 198.50 201.00 14.50 0.00 9.50 39.50 262.50 687.00 1098.00 4666.50
1968 997.00 819.00 626.00 411.50 172.50 5.00 0.00 3.00 28.50 247.48 a 748.50 1127.00 5185.48
1969 911.50 752.50 970.00 249.00 79.50 34.50 0.00 0.00 5.50 500.00 689.50 945.00 5137.00
1970 1049.00 710.00 864.00 427.00 78.50 38.50 0.00 0.00 88.97 a 448.00 706.00 913.00 5322.97
1971 1040.50 821.50 635.00 339.50 154.50 0.00 0.00 0.00 155.00 308.50 662.00 940.00 5056.50
1972 1052.00 751.50 459.00 277.50 130.00 0.00 7.00 3.00 50.00 296.50 995.00 1306.50 5328.00
1973 1112.00 769.00 685.50 516.50 165.00 6.50 0.00 0.00 101.00 232.00 716.00 1022.00 5325.50
1974 1269.00 749.00 535.00 336.50 41.50 15.00 0.00 0.00 99.50 229.50 693.00 1089.00 5057.00
1975 1071.00 867.00 685.00 440.50 135.00 22.00 0.00 0.00 102.50 280.00 795.50 876.50 5275.00
1976 1042.50 675.50 670.50 295.50 133.50 18.50 0.00 1.00 64.00 443.50 783.00 970.00 5097.50
1977 1175.50 756.00 677.87 a 294.00 27.50 0.00 0.00 0.00 4.50 251.50 649.00 902.50 4738.37
1978 1212.00 1038.50 581.50 255.50 193.50 23.50 0.00 3.00 34.00 0.00 z 721.00 1176.50 5239.00
1979 1413.00 831.00 583.00 314.00 171.50 27.00 0.00 0.00 20.00 206.50 831.50 913.50 5311.00
1980 1204.00 835.09 b 730.16 c 443.00 179.00 0.00 b 0.00 0.00 a 0.00 z 77.50 o 0.00 z 0.00 z 3391.25
1981 0.00 z 0.00 z 614.04 e 169.14 a 121.42 a 0.00 0.00 1.50 50.00 368.00 641.00 1059.50 3024.59
1982 1113.00 1020.50 603.50 313.50 103.50 24.50 0.00 0.00 45.50 321.50 767.00 984.50 5297.00
1983 1021.50 756.00 689.50 489.00 204.00 20.00 0.00 0.00 26.50 231.00 691.50 1371.00 5500.00
1984 1256.00 843.50 0.00 z 509.50 101.00 4.00 0.00 0.00 133.00 488.50 658.00 925.50 4919.00
1985 1211.50 955.50 597.00 264.00 76.98 a 8.00 0.00 0.00 137.00 318.00 824.00 1112.50 5504.48
1986 745.00 710.50 421.50 225.50 81.50 0.00 z 0.00 0.00 20.69 a 289.00 676.00 992.00 4161.69
1987 944.00 693.50 709.50 300.50 68.50 0.00 0.50 3.00 37.50 280.00 662.00 1038.00 4737.00
1988 1301.48 a 838.50 645.00 336.50 103.50 1.50 0.00 0.00 34.00 260.00 623.00 966.00 5109.48
1989 921.50 1108.59 a 541.00 306.50 118.00 32.50 0.00 0.00 103.50 327.50 692.00 1172.50 5323.59
1990 1039.50 888.50 647.00 315.00 191.00 2.00 4.50 0.50 25.50 317.00 626.00 1233.00 5289.50
1991 1112.50 674.00 609.50 361.00 86.00 0.00 1.00 3.50 63.00 357.00 907.00 973.00 5147.50
1992 949.00 717.00 547.50 248.50 110.50 26.00 0.00 11.50 35.50 310.00 947.50 1275.00 5178.00
1993 1247.00 965.50 653.50 354.00 134.00 10.00 0.00 13.50 95.00 395.50 938.50 930.50 5737.00
1994 1012.00 856.00 565.00 405.00 67.00 0.00 0.00 3.00 43.00 282.00 695.00 886.00 4814.00
1995 942.50 702.00 645.50 491.00 232.00 34.00 0.00 0.00 105.50 369.00 603.00 944.00 5068.50
1996 1106.00 817.00 737.50 314.00 68.50 0.00 0.00 1.00 74.00 310.00 727.00 950.50 5105.50
1997 1108.77 a 816.50 560.07 a 545.00 90.50 3.00 0.00 2.50 41.00 444.85 a 794.48 a 1109.50 5516.17
1998 949.78 b 701.04 a 723.16 b 389.50 54.00 37.50 0.00 0.00 16.50 273.00 597.50 1045.50 4787.47
1999 861.28 a 634.00 623.00 415.00 147.00 9.00 0.00 0.00 116.50 340.00 532.50 941.50 4619.78
2000 938.00 658.50 609.00 286.00 100.50 6.50 0.00 0.00 85.00 291.50 880.50 1088.50 4944.00
2001 1088.00 904.00 686.00 240.00 137.00 3.50 0.00 e 0.00 38.50 308.00 611.00 954.50 4970.50
2002 990.50 824.50 780.50 244.50 109.50 5.50 0.00 0.00 41.50 484.00 675.50 957.00 5113.00
2003 899.00 925.50 574.50 252.50 102.00 29.00 0.00 2.00 84.00 227.50 739.00 948.50 4783.50
2004 1018.50 867.50 449.50 376.00 67.50 19.50 11.50 2.00 47.00 308.00 771.00 932.00 4870.00
2005 1003.50 757.00 656.50 372.50 146.00 11.00 0.00 3.00 14.50 291.50 597.50 1014.50 4867.50
2006 868.50 838.50 657.50 236.50 102.50 0.00 0.00 0.00 116.00 414.50 636.00 1069.00 4939.00
2007 1485.00 1081.50 485.50 451.00 93.50 14.00 0.00 0.00 42.50 274.50 691.00 1117.00 5735.50
2008 1079.50 884.00 644.50 392.00 151.00 8.00 0.00 6.00 50.00 324.50 622.50 1004.00 5166.00
2009 928.50 718.50 625.00 392.50 110.50 26.50 1.50 0.00 86.00 562.50 647.00 1198.50 5297.00
2010 1035.50 932.00 683.00 338.00 186.00 9.00 0.00 0.00 5.50 252.50 699.00 933.50 5074.00
2011 1138.22 a 923.00 609.00 324.00 161.50 3.50 0.00 0.00 a 42.00 326.50 675.52 a 1296.50 5499.73
2012 943.00 845.50 448.00 231.00 89.00 0.00 0.00 0.00 55.00 374.50 583.97 a 976.50 4546.47
2013 1036.00 849.50 668.64 b 42.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 37.50 z 2554.14
Period of Record Statistics
MEAN 1089.13 861.87 678.43 360.16 130.64 16.33 0.89 1.85 59.11 329.71 725.81 1049.45 5315.98
S.D. 161.27 150.65 133.44 94.11 65.65 21.19 2.62 3.58 42.23 95.22 112.96 133.19 518.13
SKEW 0.58 0.90 0.23 -0.30 1.02 2.86 3.43 2.44 1.07 0.43 0.13 0.65 0.12
MAX 1499.00 1345.00 1030.50 572.07 375.50 141.00 13.00 19.00 230.00 600.00 1025.17 1514.50 6642.68
MIN 745.00 586.00 376.00 37.00 1.00 0.00 0.00 0.00 0.00 82.00 347.00 690.50 3569.50
NO YRS 114 117 118 118 117 116 116 118 116 114 114 115 99