AZTEC RUINS NATL MONUME, NEW MEXICO

Monthly Total Heating Degree Days

(290692)

Base Temperature = 65 F

File last updated on Jul 25, 2006
*** Note *** Provisional Data *** After Year/Month 200603
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
1914 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
1915 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
1916 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
1917 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
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 0.00 z 0.00 z 0.00
1919 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
1920 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 31.00 0.00 22.50 116.50 n 0.00 z 0.00 z 0.00 z 53.50
1921 0.00 z 0.00 z 590.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 716.38 a 0.00 z 1306.88
1922 0.00 z 0.00 z 771.00 516.72 a 240.00 22.00 0.00 z 0.00 z 53.50 451.00 0.00 z 0.00 z 2054.22
1923 0.00 z 0.00 z 0.00 z 503.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 503.50
1924 0.00 z 0.00 z 885.00 506.00 231.50 76.11 c 0.00 z 0.00 z 0.00 z 438.00 802.50 1406.00 4345.11
1925 0.00 z 838.50 0.00 z 439.50 121.00 57.00 0.00 4.00 70.50 447.00 810.50 1062.50 3850.50
1926 1171.00 756.00 692.50 438.50 232.50 13.50 0.00 r 0.00 32.50 318.00 726.00 1093.00 5473.50
1927 927.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 927.00
1928 1021.50 0.00 z 0.00 z 0.00 z 162.50 43.00 9.50 7.00 60.50 319.50 759.00 1060.00 3442.50
1929 1120.00 0.00 z 0.00 z 0.00 z 0.00 z 35.50 0.00 0.00 67.00 0.00 z 0.00 z 0.00 z 1222.50
1930 0.00 z 0.00 z 813.00 0.00 z 376.50 50.50 3.00 1.50 111.50 426.00 879.00 1278.50 3939.50
1931 1245.00 773.50 884.50 519.44 c 234.50 17.00 0.00 0.00 52.00 310.00 838.00 1388.50 6262.44
1932 1366.00 814.50 761.00 454.50 211.00 85.50 0.00 7.00 95.00 435.00 760.00 1286.00 6275.50
1933 1388.00 1226.00 673.50 614.00 345.00 11.50 0.00 0.00 16.50 315.00 714.50 947.50 6251.50
1934 994.50 676.50 553.00 341.11 c 80.50 30.50 0.00 0.00 103.00 326.50 731.00 1016.00 4852.61
1935 985.28 a 849.50 774.00 510.00 323.50 44.50 0.50 0.00 80.00 398.00 799.50 1063.00 5827.78
1936 1131.50 873.50 712.00 413.00 137.00 41.50 5.00 0.00 101.50 407.50 805.00 1050.50 5678.00
1937 1555.50 997.50 754.00 498.50 184.50 62.00 1.00 0.50 59.50 367.50 740.50 1012.50 6233.50
1938 1032.00 803.50 705.50 470.50 310.50 15.00 5.00 2.50 22.00 329.50 959.50 971.00 5626.50
1939 1053.50 1187.50 689.50 372.50 163.00 48.00 1.50 0.00 32.00 439.50 683.00 993.00 5663.00
1940 1110.00 859.00 686.00 462.00 210.00 66.00 0.00 10.50 56.50 337.00 767.50 989.50 5554.00
1941 1005.78 d 746.50 709.00 580.50 193.00 93.00 0.00 0.00 134.50 431.50 715.50 958.00 5567.28
1942 1159.50 907.00 827.00 397.00 263.00 39.00 0.00 0.00 85.50 383.00 684.50 920.50 5666.00
1943 981.50 735.00 686.50 310.00 215.50 45.50 0.00 0.50 49.00 363.00 741.00 1002.00 5129.50
1944 1203.50 825.50 771.50 554.00 242.50 74.00 0.00 4.00 68.00 273.00 738.00 981.00 5735.00
1945 1057.00 741.50 782.00 543.50 217.00 116.00 0.00 0.00 136.00 376.50 828.50 1230.50 6028.50
1946 1110.00 873.00 674.00 282.00 281.50 26.00 0.00 d 0.00 67.50 477.00 782.07 a 892.00 5465.07
1947 1282.50 793.50 719.00 486.50 157.07 a 64.66 a 0.00 4.50 53.50 341.52 a 887.50 1078.50 5868.74
1948 1083.40 b 950.50 868.52 a 419.50 205.50 53.50 1.03 a 3.50 f 52.00 377.00 925.71 b 1022.50 5959.16
1949 1280.30 a 1049.50 717.00 425.00 259.50 69.00 0.00 0.00 49.50 471.50 707.00 1115.48 a 6143.78
1950 1085.53 b 753.41 a 781.00 385.00 246.00 40.50 0.00 0.50 128.79 a 184.89 c 694.50 938.50 5238.63
1951 1076.73 a 826.50 743.50 459.50 199.00 78.00 0.00 0.00 81.00 416.50 871.00 1240.00 5991.73
1952 1099.47 a 953.50 879.50 359.00 168.00 16.50 0.00 0.00 35.00 279.50 845.00 1141.00 5776.47
1953 952.00 851.50 671.00 498.50 299.84 b 17.50 0.00 3.44 d 29.48 a 326.00 683.00 1247.50 5579.77
1954 964.50 676.00 766.50 283.00 104.50 40.50 0.00 a 0.00 34.50 290.00 644.00 1068.50 4872.00
1955 1167.00 1051.00 733.00 473.00 220.50 48.50 0.00 c 0.00 51.50 265.50 771.50 916.00 5697.50
1956 834.00 971.50 698.00 423.50 117.50 0.00 0.00 b 3.50 18.50 309.00 927.00 1133.00 5435.50
1957 976.00 649.00 679.50 498.50 285.50 30.50 5.50 0.00 63.00 362.00 840.00 931.00 5320.50
1958 1073.00 705.70 a 804.50 508.50 122.00 1.07 b 0.00 0.00 49.50 299.50 719.46 b 911.50 5194.74
1959 1011.00 832.00 724.76 b 399.50 165.00 2.00 0.00 0.00 109.50 377.50 776.50 955.00 5352.76
1960 1205.50 1007.50 385.50 j 394.00 183.50 5.00 0.00 0.00 1.20 e 413.00 671.50 1146.50 5027.70
1961 1215.50 781.41 a 684.00 476.50 144.50 14.50 0.00 a 2.50 118.00 388.00 808.50 1332.45 c 5965.85
1962 1319.50 804.00 886.50 385.50 250.00 27.50 0.00 5.50 52.50 323.00 668.00 837.00 f 4722.00
1963 1413.50 782.50 720.00 460.50 91.00 17.00 0.00 0.00 3.50 181.50 653.50 1056.87 d 5379.87
1964 1125.00 971.50 815.50 508.50 183.50 19.00 0.00 8.50 69.50 279.00 750.00 1089.50 5819.50
1965 988.50 867.50 800.32 a 436.50 263.50 47.50 0.00 2.50 118.00 324.50 607.00 974.50 5430.32
1966 1143.50 961.00 639.00 396.00 99.00 13.00 0.00 0.50 37.00 364.50 596.50 1098.00 5348.00
1967 1196.00 781.50 563.50 474.00 243.00 33.50 0.00 0.00 45.50 358.50 690.50 1237.00 5623.00
1968 1277.50 749.50 700.00 550.50 229.50 26.00 0.00 6.50 80.50 345.50 809.00 1122.50 5897.00
1969 982.50 850.50 867.50 417.50 151.00 53.00 0.00 0.00 34.50 498.00 812.50 972.50 5639.50
1970 1077.00 738.50 830.00 611.00 176.00 62.00 0.00 0.00 127.50 497.50 716.00 1000.00 5835.50
1971 1121.00 859.00 747.50 488.00 255.50 34.50 0.00 0.00 134.50 424.50 759.50 1102.00 5926.00
1972 1065.00 826.00 586.00 495.00 240.50 8.50 0.00 15.00 84.50 341.53 b 879.23 d 1341.55 b 5882.82
1973 1296.00 896.00 799.00 611.00 255.50 f 100.50 0.00 2.00 139.00 393.91 b 707.50 1121.54 c 6066.45
1974 1256.05 c 1035.00 601.83 b 538.50 191.34 b 52.00 0.00 0.00 124.82 b 330.00 774.31 a 1121.50 6025.36
1975 1279.02 b 898.00 786.00 616.61 b 348.00 92.50 0.00 2.50 114.00 413.16 b 844.50 1112.50 6506.78
1976 1169.50 781.79 e 784.30 a 461.00 196.52 c 37.50 f 0.00 a 0.00 a 60.00 d 421.50 g 822.69 d 851.50 h 4275.80
1977 1363.45 c 852.32 c 820.95 c 420.00 c 218.50 h 5.50 0.00 b 0.00 b 125.89 b 355.31 e 601.00 f 967.50 4910.91
1978 1035.50 876.30 a 659.50 467.07 a 336.50 37.50 0.00 b 7.00 118.00 360.78 b 735.52 a 1314.40 a 5948.06
1979 1257.88 e 993.48 a 786.37 a 472.50 243.87 a 36.50 0.00 0.00 z 31.00 344.50 946.50 1079.32 a 6191.92
1980 1022.48 a 815.00 815.50 477.00 280.03 a 23.50 0.00 8.50 64.50 453.50 780.00 909.33 a 5649.35
1981 974.00 816.00 763.00 346.00 207.50 17.00 0.00 a 0.00 4.50 363.50 643.50 971.33 a 5106.33
1982 1253.00 939.50 732.50 507.50 237.50 31.00 0.00 0.00 44.00 417.00 726.00 669.50 i 4888.00
1983 1018.00 770.50 709.00 598.00 299.50 48.00 0.00 0.00 55.00 314.50 742.50 989.50 5544.50
1984 1106.50 883.00 714.00 563.50 109.50 42.00 0.00 0.00 49.50 533.00 728.00 924.00 5653.00
1985 1019.00 881.50 663.00 382.00 144.50 19.50 0.00 0.00 158.50 346.00 778.50 1016.50 5409.00
1986 862.50 728.50 563.00 404.50 190.50 30.00 4.50 0.00 154.14 a 395.00 721.00 972.00 5025.64
1987 1134.50 794.50 806.50 364.00 180.50 6.50 1.00 9.50 76.00 315.50 735.50 1055.00 5479.00
1988 1223.00 833.50 724.00 419.00 203.00 18.00 0.00 0.00 108.00 283.50 719.00 1045.50 5576.50
1989 1140.50 806.00 512.53 a 303.50 131.50 26.00 0.00 5.50 87.00 376.00 750.50 1091.00 5230.03
1990 1152.00 837.50 628.50 357.00 245.50 25.00 0.00 1.50 51.50 415.00 720.00 1329.00 5762.50
1991 1212.50 770.00 732.00 486.50 208.00 40.00 0.00 0.00 62.00 329.00 807.50 1079.00 5726.50
1992 1124.00 794.00 630.50 315.50 137.50 30.50 2.00 16.50 51.00 293.50 913.50 1220.50 5529.00
1993 930.00 773.00 658.50 438.00 167.00 48.00 0.00 3.50 104.00 438.50 852.00 1064.00 5476.50
1994 1034.50 831.50 617.50 395.50 147.50 3.50 0.00 0.00 47.50 410.00 796.00 924.00 5207.50
1995 997.50 628.00 614.50 497.00 272.00 58.50 11.50 0.00 69.50 401.50 653.00 956.00 5159.00
1996 1035.00 721.50 678.00 404.00 95.00 8.50 0.00 0.00 137.50 388.50 713.50 989.50 5171.00
1997 1097.50 787.50 613.50 536.50 144.00 31.00 0.00 0.00 28.50 404.00 719.00 1079.50 5441.00
1998 963.50 839.50 695.00 519.00 186.00 63.00 0.00 0.00 10.50 356.00 695.00 995.50 5323.00
1999 918.63 a 729.00 562.00 489.50 231.50 46.00 j 0.00 0.00 77.00 340.50 594.83 a 1098.95 a 5041.91
2000 946.53 a 716.00 664.00 317.00 103.00 1.00 0.00 0.00 35.50 377.68 a 905.69 a 981.15 a 5047.56
2001 1058.13 a 810.00 634.50 364.50 126.00 25.34 a 0.00 a 0.00 a 12.93 a 293.47 a 625.34 a 1051.33 b 5001.55
2002 1055.00 899.00 739.00 284.00 162.50 2.00 0.00 0.00 63.50 423.00 772.00 1027.50 5427.50
2003 869.50 822.00 693.00 463.50 180.00 21.50 0.00 l 0.00 90.50 287.00 738.50 955.50 5121.00
2004 1021.00 941.00 494.00 442.50 159.81 b 11.00 0.00 1.50 111.00 132.50 y 0.00 z 1029.50 4211.31
2005 862.50 720.50 727.00 434.00 188.00 72.50 0.00 0.00 37.50 330.00 695.00 1068.00 5135.00
2006 1010.00 832.70 e 701.50 297.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2841.20
Period of Record Statistics
MEAN 1104.15 840.79 716.81 449.78 203.67 36.97 0.65 2.16 70.62 365.71 760.15 1069.00 5587.45
S.D. 139.64 109.52 88.33 82.29 66.21 25.52 1.99 4.17 38.77 65.53 82.02 122.89 367.10
SKEW 0.60 1.03 -0.19 -0.09 0.35 0.79 3.78 2.67 0.37 -0.10 0.37 0.97 0.20
MAX 1555.50 1226.00 886.50 616.61 376.50 116.00 11.50 22.50 158.50 533.00 959.50 1406.00 6506.78
MIN 834.00 628.00 494.00 282.00 80.50 0.00 0.00 0.00 1.20 181.50 594.83 892.00 4852.61
NO YRS 80 78 80 81 79 81 79 79 81 79 79 77 64