BELL RANCH, NEW MEXICO

Monthly Total Heating Degree Days

(290858)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201009
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
1899 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
1900 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
1901 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
1902 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
1903 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
1904 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 221.00 n 573.60 e 0.00 z 573.60
1905 855.08 a 864.50 318.00 386.00 55.00 0.00 0.00 0.00 10.00 287.50 557.00 978.00 4311.08
1906 851.50 711.50 634.00 281.00 86.50 0.00 1.00 0.00 7.50 328.17 b 664.00 668.50 4233.67
1907 703.00 537.50 381.50 366.00 187.00 8.50 0.00 0.00 9.00 237.50 583.39 b 844.00 3857.39
1908 594.00 g 701.50 206.50 m 201.72 a 85.50 l 0.00 2.00 0.00 b 69.11 b 424.50 800.56 c 899.50 3098.89
1909 735.00 529.00 f 656.50 294.23 d 134.85 a 1.00 0.00 0.00 35.50 254.50 491.00 1020.00 3622.58
1910 809.50 794.00 350.50 217.00 101.50 0.00 0.00 1.00 2.00 240.00 486.00 825.50 3827.00
1911 665.50 741.00 434.00 238.00 60.50 0.00 0.00 12.50 2.00 326.00 674.00 1117.00 4270.50
1912 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
1913 1059.50 822.50 649.00 336.00 43.50 11.90 a 0.00 0.00 113.00 325.00 493.00 1038.50 4891.90
1914 697.00 731.50 613.00 252.50 f 46.50 m 0.50 4.00 0.00 8.50 264.50 521.00 972.00 3812.00
1915 948.00 674.00 721.50 268.00 138.00 3.00 4.50 1.00 27.50 256.00 515.00 812.50 4369.00
1916 783.50 612.50 383.50 333.50 97.00 7.50 0.00 0.00 21.50 277.50 622.24 a 875.50 4014.24
1917 968.75 a 709.00 658.00 355.00 229.50 5.00 0.00 0.00 11.50 216.00 499.82 b 758.98 a 4411.55
1918 1041.00 677.50 489.50 363.00 65.50 0.00 0.00 0.00 a 32.78 c 166.00 739.50 1088.00 4662.78
1919 1313.00 743.50 633.00 278.00 92.50 38.00 0.00 0.00 26.00 228.00 617.00 805.00 4774.00
1920 808.50 654.00 0.00 z 443.50 115.00 2.00 0.00 0.00 d 41.50 i 404.50 753.50 1019.50 4200.50
1921 802.50 743.50 520.50 422.00 93.50 21.00 0.00 0.00 8.50 149.00 527.00 732.50 4020.00
1922 1064.50 745.00 636.00 353.00 119.50 31.11 c 0.00 h 0.00 3.00 247.50 0.00 z 697.00 3896.61
1923 730.00 766.00 649.50 255.50 87.00 3.50 0.00 5.50 18.50 374.00 645.50 982.50 4517.50
1924 954.00 693.41 a 782.50 289.00 139.00 7.76 a 3.50 2.00 47.00 222.50 573.50 1104.50 4818.67
1925 930.50 242.00 p 427.50 143.00 42.00 0.00 0.00 0.00 33.50 0.00 z 668.50 1026.10 a 3271.10
1926 1068.50 593.00 650.50 337.50 114.00 1.50 0.00 0.00 59.00 175.50 570.00 875.00 4444.50
1927 749.00 549.50 378.00 i 177.50 12.00 22.00 0.00 0.00 38.50 0.00 z 0.00 z 0.00 z 1548.50
1928 813.50 768.00 481.00 322.50 101.00 20.50 0.00 z 0.00 19.00 190.00 664.50 868.00 4248.00
1929 881.00 965.00 556.50 243.00 96.00 0.00 0.00 0.00 27.50 349.00 917.00 962.00 4997.00
1930 1192.00 563.00 714.50 177.50 130.00 9.50 0.00 0.00 13.50 250.00 555.50 992.00 4597.50
1931 934.50 612.00 642.00 317.50 180.50 4.00 g 0.00 h 0.50 2.00 204.50 671.50 911.50 4476.50
1932 969.50 592.00 722.30 a 247.00 67.50 0.50 0.00 0.00 39.00 h 274.50 555.50 1093.50 4522.30
1933 828.00 850.50 480.50 362.50 89.50 0.00 0.00 0.00 a 0.00 139.50 548.50 653.50 3952.50
1934 825.00 607.50 515.50 198.50 32.50 0.00 0.00 0.00 29.00 140.50 499.50 829.50 3677.50
1935 725.50 651.50 397.50 230.50 244.00 0.00 0.00 0.00 52.00 391.50 891.00 946.50 4530.00
1936 1019.00 0.00 z 438.17 e 228.00 48.00 0.00 f 0.00 a 0.00 78.00 282.32 c 632.40 e 849.52 e 3575.41
1937 1071.00 659.75 d 586.79 c 251.00 39.04 d 11.25 b 0.00 c 0.00 b 7.50 b 196.33 d 574.29 b 858.00 4254.94
1938 858.50 730.59 a 366.50 g 264.81 d 96.50 0.00 b 0.00 b 0.00 b 1.55 a 160.50 648.10 a 788.71 e 3549.27
1939 809.21 b 882.00 a 544.16 c 257.50 34.00 0.00 0.00 1.50 12.00 252.00 592.50 781.00 4165.87
1940 1028.00 728.00 506.00 255.50 49.50 0.00 0.00 0.00 3.00 133.00 719.50 828.00 4250.50
1941 860.77 a 582.00 623.50 332.50 65.00 15.50 0.00 0.00 9.31 a 202.61 c 507.50 698.50 3897.18
1942 839.50 759.63 a 598.00 243.00 104.00 0.00 0.00 0.00 46.50 294.50 349.50 i 762.82 c 3647.95
1943 889.50 605.00 601.50 172.50 83.00 0.00 0.00 0.00 18.50 272.00 597.00 1076.50 4315.50
1944 920.50 699.50 570.50 373.00 92.00 2.50 0.00 0.00 17.00 197.00 573.00 950.00 4395.00
1945 911.50 597.50 517.00 421.00 135.00 20.00 0.00 12.50 59.50 231.50 547.00 870.00 4322.50
1946 898.50 675.50 505.50 80.50 52.00 2.00 0.00 0.00 19.50 206.50 614.00 662.50 3716.50
1947 894.00 681.50 565.00 315.00 24.80 a 1.50 0.00 0.00 z 0.00 z 0.00 z 936.43 b 0.00 z 3418.23
1948 987.87 a 721.00 g 699.00 177.50 76.98 a 3.00 e 0.00 0.00 22.00 245.33 b 665.50 733.67 a 3610.84
1949 1146.50 668.37 a 480.50 318.50 62.50 12.00 0.00 0.00 0.50 246.00 459.44 c 864.00 4258.31
1950 703.50 577.00 519.50 209.00 62.50 9.00 0.00 0.00 17.50 48.00 533.00 710.50 3389.50
1951 863.00 657.00 575.00 300.50 78.00 10.50 0.00 0.00 26.00 198.00 639.50 794.50 4142.00
1952 695.00 670.50 606.50 254.00 65.50 5.00 0.00 0.00 22.00 232.00 667.00 900.00 4117.50
1953 647.00 712.00 446.50 280.50 177.50 0.00 0.00 0.00 7.00 209.00 521.50 943.00 3944.00
1954 787.50 497.50 584.00 137.50 111.50 1.50 0.00 0.00 5.00 202.00 491.50 750.50 3568.50
1955 874.50 788.50 535.50 261.00 80.50 13.50 0.00 0.00 a 13.45 a 156.50 607.00 746.50 4076.95
1956 780.00 791.00 511.00 293.50 14.00 0.00 0.00 4.00 4.50 193.00 681.00 885.50 4157.50
1957 851.50 460.00 495.50 350.50 114.50 9.00 0.00 0.00 24.50 278.50 672.50 728.50 3985.00
1958 873.00 631.50 743.50 334.50 41.50 0.00 0.00 0.00 16.50 263.50 512.50 814.00 4230.50
1959 1072.00 657.00 599.00 293.00 62.00 2.00 0.00 0.00 36.50 298.50 614.00 796.00 4430.00
1960 954.50 849.50 579.00 216.00 73.00 1.00 3.50 0.00 20.00 239.50 557.00 951.00 4444.00
1961 946.50 693.00 555.00 364.50 63.00 2.00 0.00 0.00 39.50 258.00 658.00 927.50 4507.00
1962 1007.00 531.00 671.50 230.50 31.00 10.50 0.00 0.00 16.50 166.00 567.00 802.50 4033.50
1963 1128.50 646.50 578.00 167.00 0.00 z 6.50 0.00 0.00 4.00 97.50 524.00 987.00 4139.00
1964 928.50 952.50 704.50 304.50 46.00 9.50 0.00 0.00 14.50 186.00 561.50 830.00 4537.50
1965 808.50 770.50 770.00 230.50 70.50 1.00 0.00 0.00 57.00 236.00 422.14 b 784.00 4150.14
1966 1068.00 813.00 501.00 254.00 62.00 0.00 0.00 10.50 0.00 261.95 a 544.00 927.00 4441.45
1967 858.50 722.00 409.00 113.79 a 103.50 0.00 0.00 5.00 24.50 187.50 580.00 980.00 3983.79
1968 825.50 691.50 560.00 391.50 106.00 0.00 0.00 0.00 21.50 188.50 628.45 a 916.10 b 4329.05
1969 721.50 701.00 802.50 294.00 100.50 18.50 0.00 0.00 8.00 373.00 612.50 785.50 4417.00
1970 905.00 595.50 671.00 347.00 73.50 21.50 0.00 0.00 68.00 375.50 583.50 723.00 4363.50
1971 916.00 717.50 586.50 301.50 107.00 0.00 3.00 0.50 108.00 240.00 591.00 859.50 4430.50
1972 853.50 675.50 403.00 263.00 73.50 0.00 3.00 4.50 23.50 239.50 816.50 948.50 4304.00
1973 977.50 740.00 635.00 492.00 124.50 11.00 0.00 0.00 39.00 194.50 502.50 829.00 4545.00
1974 916.50 743.75 d 438.50 322.00 34.50 6.00 0.00 1.00 95.50 208.50 610.50 956.00 4332.75
1975 889.00 765.00 606.00 352.00 123.00 21.00 0.00 0.00 92.50 214.00 426.00 h 685.50 f 3062.50
1976 907.50 556.50 603.50 222.00 f 115.50 0.00 0.00 0.00 c 57.50 388.00 488.00 f 687.50 h 2628.50
1977 845.00 g 466.50 g 642.14 c 278.00 35.77 e 0.00 0.00 d 0.00 e 3.00 e 124.00 g 531.43 b 428.00 o 1490.34
1978 1058.00 815.00 524.00 206.50 163.94 e 11.00 0.00 0.00 d 10.50 g 198.50 g 569.00 792.00 h 3347.44
1979 1164.50 707.50 561.50 283.50 114.00 29.00 0.00 0.00 36.50 h 206.84 b 456.50 m 837.50 3904.34
1980 898.00 754.50 641.50 358.50 105.00 1.00 0.00 0.00 13.00 282.00 636.00 657.50 4347.00
1981 610.50 h 374.50 i 521.83 a 177.00 26.00 j 2.00 0.00 0.00 13.50 220.21 b 339.50 g 0.00 z 934.54
1982 824.50 779.00 598.00 279.50 80.50 1.50 0.00 0.00 11.50 278.50 625.00 918.50 4396.50
1983 946.57 b 413.00 m 435.50 j 447.00 180.50 16.50 0.00 0.00 0.00 z 167.50 k 538.50 1081.50 3210.57
1984 972.22 b 0.00 z 0.00 z 367.50 50.00 0.00 0.00 u 0.00 z 60.00 k 356.00 556.00 829.00 3130.72
1985 1005.90 b 745.50 528.50 225.50 81.50 4.50 0.00 0.00 72.50 256.00 587.00 920.50 4427.40
1986 735.22 a 661.00 421.00 196.00 91.50 8.50 0.00 i 0.00 a 20.50 279.00 648.00 933.50 3994.22
1987 987.00 657.50 631.00 331.50 104.00 3.50 0.00 5.50 9.00 j 207.00 640.50 983.00 4550.50
1988 1055.50 743.00 586.00 296.00 89.00 1.50 0.00 8.50 78.62 a 107.00 q 534.50 946.50 4339.12
1989 571.50 j 862.50 403.50 214.00 37.50 10.50 i 0.00 0.00 57.00 l 295.50 573.50 581.50 o 2386.50
1990 653.50 l 457.50 i 566.50 257.50 128.50 0.00 a 0.00 0.00 j 10.50 269.50 545.00 1078.00 2855.50
1991 607.00 l 664.50 539.50 280.00 43.00 m 0.00 j 0.00 0.00 i 59.00 246.50 676.00 479.00 o 2465.50
1992 611.00 l 685.00 531.00 174.00 96.00 1.00 k 0.00 k 0.50 14.50 162.50 762.50 468.50 o 2426.00
1993 876.00 744.50 551.50 250.50 79.00 0.00 0.00 1.00 i 25.50 299.00 701.00 392.50 q 3527.00
1994 630.50 i 700.50 506.00 288.50 60.50 0.00 0.00 k 0.00 8.50 258.50 563.00 457.50 k 2385.50
1995 576.00 k 302.50 k 315.50 l 324.50 94.00 0.00 0.00 0.00 36.00 234.50 522.50 391.50 p 1211.50
1996 915.00 651.46 a 628.50 224.50 6.50 0.00 0.00 0.00 k 62.00 251.62 a 583.50 238.50 u 3323.08
1997 601.50 k 501.00 k 481.50 438.00 43.50 j 4.50 0.00 0.00 l 23.00 257.00 705.50 404.50 s 1909.50
1998 795.00 303.00 o 601.50 353.00 28.00 0.50 0.00 0.00 0.00 196.50 488.00 319.50 o 2462.50
1999 699.71 c 299.00 m 373.00 g 316.73 d 106.90 b 7.00 g 0.00 f 0.00 c 55.71 b 240.80 c 497.22 c 427.50 o 1917.08
2000 472.50 k 569.12 e 478.12 e 177.00 25.46 c 0.00 i 0.00 0.00 l 36.67 c 295.05 c 792.22 c 999.48 b 3373.13
2001 1029.41 b 654.77 b 581.00 192.00 e 72.85 a 0.00 h 0.00 b 0.00 j 8.00 201.50 416.50 f 387.50 o 2739.53
2002 835.50 729.50 601.00 171.00 38.00 1.50 0.00 0.00 16.00 295.50 585.00 572.00 j 3273.00
2003 766.50 575.00 f 508.63 d 236.00 37.20 a 0.00 e 0.00 b 0.00 e 7.00 94.50 475.38 d 344.00 n 2125.21
2004 773.89 c 643.00 f 374.67 b 290.69 a 37.00 0.00 d 4.00 0.00 g 31.07 b 198.40 a 595.80 e 677.50 g 2305.53
2005 701.50 544.78 e 633.90 b 280.00 119.72 b 1.67 c 0.00 0.50 13.50 256.02 b 572.40 e 427.00 o 3123.99
2006 772.50 711.57 e 409.00 f 98.40 e 13.50 0.00 0.00 z 0.00 z 0.00 z 0.00 z 344.40 e 582.50 i 1940.37
2007 556.00 n 479.50 h 244.00 k 245.00 g 56.00 3.00 0.00 0.00 j 3.50 v 140.50 493.00 891.00 1583.50
2008 799.50 g 156.50 t 415.00 240.00 62.50 0.00 h 0.00 r 2.50 5.50 195.00 456.50 710.00 2087.00
2009 702.67 a 462.50 388.00 282.50 0.00 z 1.50 0.00 0.00 0.00 z 332.50 431.00 1045.00 3645.67
2010 869.50 905.00 515.00 206.50 101.00 0.00 0.00 1.00 0.00 0.00 z 0.00 z 0.00 z 2598.00
Period of Record Statistics
MEAN 891.14 696.58 557.73 276.74 84.97 5.35 0.30 0.87 26.98 241.69 596.62 879.34 4264.04
S.D. 130.86 100.37 101.65 78.81 44.99 7.91 0.98 2.48 25.61 69.26 101.64 118.89 314.61
SKEW 0.49 0.13 -0.04 0.10 0.94 1.89 3.17 3.45 1.42 0.24 0.95 0.04 -0.33
MAX 1313.00 965.00 802.50 492.00 244.00 38.00 4.50 12.50 113.00 424.50 936.43 1117.00 4997.00
MIN 647.00 460.00 318.00 80.50 6.50 0.00 0.00 0.00 0.00 48.00 344.40 653.50 3389.50
NO YRS 92 88 95 102 98 96 95 93 93 96 97 81 56