COLORADO NM, COLORADO

Monthly Total Heating Degree Days

(051772)

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
1940 0.00 z 0.00 z 619.50 414.00 39.78 a 12.50 0.00 13.00 82.00 279.50 831.00 1073.00 3364.28
1941 1113.50 811.50 710.50 560.00 124.50 69.50 0.00 0.00 a 146.00 466.00 739.14 a 988.00 5728.64
1942 1118.50 1085.00 894.50 366.00 234.50 11.50 0.00 a 0.00 c 60.52 a 305.00 690.00 932.07 a 5697.58
1943 1019.90 a 784.54 b 715.87 d 210.56 c 183.93 a 61.00 0.00 4.28 b 6.11 c 280.03 a 718.93 b 1024.03 a 5009.18
1944 514.00 s 955.50 868.00 562.50 161.00 42.00 0.00 0.00 1.00 211.00 731.00 987.50 4519.50
1945 1014.00 776.00 745.00 510.50 81.00 68.00 0.00 0.00 85.50 295.00 786.50 1122.50 5484.00
1946 1198.50 889.00 626.50 243.00 202.50 11.00 0.00 0.50 47.00 504.50 858.50 973.00 5554.00
1947 1232.00 822.00 698.50 484.00 89.00 91.11 c 0.00 0.50 24.50 281.00 928.00 1132.00 5782.61
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2.50 24.00 89.50 r 761.50 h 1074.15 a 1100.65
1949 1330.50 1118.38 b 718.00 339.50 173.60 a 71.54 d 0.00 g 0.00 27.93 a 441.75 c 550.96 d 1081.90 a 5854.07
1950 1168.00 826.00 a 751.15 e 377.00 209.00 27.93 a 0.00 0.00 b 91.67 c 103.13 e 666.00 908.09 b 5127.97
1951 1152.17 a 942.48 c 779.81 b 408.75 b 171.50 23.04 b 0.00 2.50 30.00 b 190.00 j 873.50 947.50 f 4383.74
1952 1125.50 1002.00 924.50 362.22 c 127.10 a 5.17 a 0.00 d 1.11 c 18.50 277.00 893.50 1142.19 b 5878.79
1953 1020.23 c 942.00 710.62 e 519.83 a 325.00 12.50 h 0.50 8.00 9.00 e 370.89 c 729.31 a 1176.00 5811.38
1954 1028.00 696.00 819.43 a 297.00 130.00 74.48 a 0.00 c 3.00 78.50 338.70 d 711.21 a 1212.50 5388.83
1955 1318.50 1239.50 917.50 529.50 177.50 59.00 0.00 0.00 c 37.50 277.45 a 891.21 a 883.50 b 6331.16
1956 893.50 1011.78 b 691.30 a 409.00 90.50 0.00 1.50 3.50 16.50 337.00 967.50 1211.00 5633.08
1957 1220.00 885.50 778.00 576.50 317.50 4.80 e 3.00 31.00 a 0.00 z 266.00 o 913.33 c 1071.29 e 5800.92
1958 1078.44 e 762.70 e 834.13 d 393.50 j 75.00 i 0.00 c 0.00 e 0.00 z 80.19 d 308.85 d 733.45 a 946.02 a 4743.78
1959 1147.50 921.00 739.57 c 419.42 d 114.24 d 0.54 b 0.00 b 0.00 165.00 435.00 824.00 1050.50 5816.77
1960 1237.50 1087.50 e 745.00 385.50 228.00 5.50 0.00 z 8.50 16.00 242.50 h 484.00 h 1043.00 4756.50
1961 1051.00 790.50 740.50 418.50 126.00 0.50 0.00 0.00 216.50 399.79 b 678.50 f 1268.79 c 5012.08
1962 1206.79 c 818.46 b 905.89 d 288.00 170.00 19.00 0.00 0.00 55.50 227.50 611.00 998.00 5300.14
1963 1456.50 729.00 759.00 423.50 29.50 12.00 0.00 1.50 3.00 161.00 647.50 1060.00 5282.50
1964 1168.70 a 1070.50 941.00 455.50 212.00 16.50 0.00 5.50 55.86 a 198.50 824.50 1125.50 6074.06
1965 1041.50 947.50 903.00 513.00 272.50 55.50 0.00 4.65 a 195.00 305.50 623.00 1068.00 5929.15
1966 990.50 f 1056.22 a 719.50 423.50 98.50 18.00 0.00 1.00 43.00 404.00 653.00 1089.00 4505.72
1967 1196.60 a 839.50 583.00 494.50 278.00 80.36 b 0.00 0.00 61.03 a 321.00 683.00 1340.50 5877.49
1968 1288.00 854.50 707.00 631.50 265.57 a 30.00 0.00 i 26.72 b 112.50 374.50 787.50 1189.00 6266.79
1969 1021.50 922.00 813.50 331.00 61.00 44.00 0.00 0.50 41.00 603.00 781.00 981.00 5599.50
1970 1097.50 681.50 794.00 607.50 121.50 51.00 0.00 0.00 119.50 516.00 731.00 1028.50 5748.00
1971 1099.00 891.00 732.00 425.50 244.50 21.50 0.00 0.00 152.50 396.00 832.00 1163.50 5957.50
1972 1083.00 764.00 487.50 0.00 z 145.50 1.00 0.00 2.50 57.50 429.50 908.00 1245.50 5124.00
1973 1451.00 968.00 800.50 570.50 174.00 88.50 0.00 d 0.00 80.50 300.18 a 749.48 a 1126.50 6309.17
1974 1409.00 1110.00 582.50 0.00 z 59.00 31.50 0.00 a 0.00 a 49.50 266.00 758.00 1137.00 5402.50
1975 1236.79 b 918.50 815.00 562.00 0.00 z 60.50 0.00 0.00 0.00 z 352.50 809.00 1098.00 5852.29
1976 1272.00 777.00 882.00 481.00 171.00 51.50 0.00 0.00 72.93 a 412.00 731.00 1064.50 5914.93
1977 1257.00 788.50 913.00 367.00 180.50 0.00 0.00 7.00 28.50 278.00 742.00 955.50 5517.00
1978 1106.00 899.00 609.50 399.00 248.50 9.50 0.00 4.50 94.50 244.50 727.50 1365.00 5707.50
1979 1421.50 1041.00 810.50 445.50 233.02 a 40.34 a 0.00 11.00 5.00 266.50 959.00 1107.00 6340.36
1980 1082.50 831.50 853.50 400.34 a 314.50 7.50 0.00 7.50 34.00 0.00 z 566.00 k 779.50 4310.84
1981 864.00 773.50 734.50 288.00 178.25 a 16.50 0.00 5.00 11.50 431.00 660.00 1031.00 4993.25
1982 1189.50 940.50 745.00 450.50 192.00 36.50 5.50 0.00 101.50 544.50 896.50 1092.50 6194.50
1983 1040.00 0.00 z 710.50 629.50 347.00 58.00 0.00 0.00 47.00 239.50 g 811.00 1181.62 a 4824.62
1984 1301.00 1005.00 794.00 614.50 136.50 86.00 0.00 3.00 63.00 588.00 773.00 1089.50 6453.50
1985 1132.00 1007.00 749.50 379.00 141.00 12.00 0.00 0.50 158.28 a 410.50 818.00 1037.50 5845.28
1986 958.00 739.50 529.00 271.00 k 199.00 8.00 2.00 1.50 174.00 472.50 792.00 1019.00 4894.50
1987 1178.00 865.00 854.50 344.50 200.00 0.50 3.50 24.00 54.00 290.00 851.50 1180.00 5845.50
1988 1350.50 972.00 834.50 447.50 185.00 10.50 0.00 0.00 95.50 171.50 746.50 1050.00 5863.50
1989 1258.50 971.50 545.50 251.00 124.50 15.00 0.00 1.50 40.00 346.00 709.00 1065.00 5327.50
1990 1113.00 839.50 616.00 340.50 233.00 15.50 0.00 0.00 51.00 394.00 793.00 1323.50 5719.00
1991 1325.00 859.00 812.50 561.50 217.50 35.00 0.00 0.00 73.50 344.50 900.00 1264.50 6393.00
1992 1329.50 883.50 673.73 a 282.50 141.00 27.00 3.50 18.00 52.00 301.50 1014.50 1223.00 5949.73
1993 1014.50 844.00 611.00 413.50 171.00 38.50 3.50 0.00 60.00 459.50 891.50 1022.50 5529.50
1994 991.50 882.50 506.00 374.50 62.00 0.00 0.00 0.00 16.50 389.00 810.50 1043.00 5075.50
1995 963.00 596.81 a 445.50 i 275.00 n 339.50 70.50 7.50 0.00 62.00 477.00 595.00 370.00 o 3111.31
1996 690.00 j 555.00 j 737.50 210.50 q 55.00 o 1.50 0.00 0.00 191.00 431.50 818.50 724.00 l 2180.00
1997 697.00 l 931.78 a 325.50 m 634.50 114.00 n 35.50 1.00 10.00 101.00 509.50 920.89 b 1214.50 4358.67
1998 509.50 q 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 0.00 23.00 394.00 743.50 1117.00 2277.50
1999 976.00 801.11 a 545.00 611.00 287.50 45.00 0.00 7.50 119.00 233.00 515.00 1013.00 5153.11
2000 995.00 781.00 710.00 298.50 117.00 6.50 0.00 0.00 78.00 360.50 972.50 1002.00 5321.00
2001 1040.00 792.50 594.50 333.50 101.00 19.00 0.00 0.00 13.50 289.50 582.00 1109.50 4875.00
2002 1127.50 914.00 743.50 229.00 116.50 5.00 0.00 1.00 69.50 425.00 801.00 1019.50 5451.50
2003 896.00 861.50 690.00 401.00 202.50 6.50 0.00 0.00 94.50 235.00 892.50 1036.50 5316.00
2004 1150.50 951.00 416.00 367.50 117.50 10.00 0.00 1.00 126.00 368.00 763.50 1040.00 5311.00
2005 842.00 757.50 668.50 370.00 124.50 67.00 0.00 0.00 31.50 304.00 665.89 b 1057.50 4888.39
2006 954.50 780.50 670.00 268.85 d 49.50 f 0.00 0.00 e 0.00 159.50 334.50 h 481.00 i 1070.00 3903.35
2007 1190.00 806.00 575.29 e 288.50 f 65.50 h 16.00 0.00 0.00 63.50 281.50 f 390.00 h 1136.50 3787.29
2008 1208.50 926.50 724.00 417.00 g 245.00 54.00 0.00 0.00 29.50 336.50 604.00 837.50 g 4128.00
2009 1078.50 734.00 611.70 c 459.00 0.00 z 11.50 0.00 0.00 48.00 447.00 633.00 1249.00 5271.70
2010 1136.00 972.00 717.50 406.50 268.50 23.50 0.00 2.00 18.00 292.50 760.50 879.50 5476.50
2011 1186.50 964.00 648.50 438.00 284.34 b 12.00 0.00 0.00 30.00 a 357.00 760.50 1063.30 a 5744.14
2012 993.00 867.00 522.00 298.97 a 49.50 1.50 0.00 0.00 44.50 316.00 612.00 1128.00 4832.47
2013 1305.00 914.00 613.91 c 13.50 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 46.00 z 2832.91
Period of Record Statistics
MEAN 1141.03 886.82 722.06 423.90 177.60 28.88 0.46 3.14 67.96 352.10 771.67 1086.68 5628.70
S.D. 142.10 117.45 117.13 109.70 77.77 26.42 1.36 6.21 50.98 101.61 110.27 109.67 419.95
SKEW 0.17 0.36 -0.25 0.22 0.24 0.77 3.42 2.86 1.04 0.19 -0.06 0.17 0.01
MAX 1456.50 1239.50 941.00 634.50 347.00 91.11 7.50 31.00 216.50 603.00 1014.50 1365.00 6453.50
MIN 842.00 596.81 416.00 210.56 29.50 0.00 0.00 0.00 1.00 103.13 515.00 779.50 4832.47
NO YRS 67 69 70 63 64 70 69 72 71 65 67 69 47