BLACK ROCK, NEW MEXICO

Monthly Total Heating Degree Days

(291018)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 194906
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
1908 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 75.50 0.00 4.65 a 59.50 155.00 m 507.50 j 887.50 1027.15
1909 0.00 z 803.50 780.00 487.00 332.50 30.50 0.00 0.00 114.00 362.00 690.50 1303.00 4903.00
1910 1053.50 832.50 549.00 463.50 216.00 11.00 0.50 0.50 47.00 388.50 647.50 870.50 5080.00
1911 868.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 301.50 o 861.50 1342.50 3072.00
1912 1178.00 897.00 876.50 607.50 g 353.00 39.00 47.00 71.00 263.00 570.50 947.50 1335.00 6577.50
1913 1588.50 1140.50 1037.50 766.50 186.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 4719.00
1914 0.00 z 0.00 z 0.00 z 0.00 z 240.00 46.50 4.00 10.50 61.50 439.68 a 633.50 1073.50 2509.18
1915 1209.00 920.00 843.50 470.69 a 380.50 97.00 3.50 0.00 129.31 a 409.00 751.50 1058.13 a 6272.13
1916 1076.00 827.00 637.05 a 462.00 334.00 42.50 6.00 3.00 105.00 431.50 830.00 1120.00 5874.05
1917 945.00 832.00 777.00 521.67 c 358.05 a 70.00 0.00 4.50 77.00 393.00 697.50 948.50 5624.22
1918 1345.92 a 906.50 707.00 566.50 386.00 25.71 b 1.55 a 23.25 a 95.56 c 402.48 a 871.00 1233.28 a 6564.75
1919 1445.50 1160.50 926.00 568.39 b 321.37 a 107.00 0.00 a 1.55 a 151.03 a 622.58 a 853.39 b 1044.00 7201.32
1920 1061.00 589.00 i 910.50 775.00 384.29 b 50.50 u 0.00 z 0.00 z 116.00 496.50 744.00 1129.20 d 5616.50
1921 920.00 608.50 g 622.00 591.50 301.50 72.50 2.50 0.00 35.50 290.50 669.00 850.00 4355.00
1922 1104.78 b 857.50 803.00 595.00 268.00 11.50 7.00 8.50 57.00 483.27 c 851.00 902.00 5948.54
1923 915.50 836.50 854.00 533.00 253.50 83.50 0.00 6.00 161.00 501.50 554.00 f 1025.50 5170.00
1924 1137.00 786.00 886.00 563.50 252.00 34.00 0.00 0.50 99.50 301.00 g 681.00 1195.00 5634.50
1925 1316.50 742.00 665.50 425.00 185.00 65.00 1.50 10.00 94.00 403.00 803.50 1018.50 5729.50
1926 1212.50 765.00 728.50 499.50 281.00 21.50 3.50 0.00 49.00 316.00 690.00 1145.50 5712.00
1927 905.00 706.50 769.00 491.50 264.50 83.50 0.00 1.50 87.93 a 388.00 623.00 1143.00 5463.43
1928 978.50 873.00 656.00 546.50 216.50 49.00 1.50 3.50 96.35 d 339.00 719.50 1044.50 5523.85
1929 1065.50 995.00 781.50 565.00 249.50 63.00 4.00 3.00 62.50 365.00 840.00 916.50 5910.50
1930 1166.50 742.00 779.50 380.50 362.00 36.50 0.00 0.00 102.00 400.50 826.50 1107.00 5903.00
1931 1178.50 756.00 751.00 440.00 237.50 24.00 0.00 0.00 49.50 332.50 450.50 j 1354.00 5123.00
1932 1403.50 849.00 761.50 471.00 261.50 108.50 0.00 6.00 95.00 427.00 697.00 1243.50 6323.50
1933 1303.50 1111.00 707.50 644.50 402.50 25.50 0.00 7.50 51.50 410.50 802.00 986.00 6452.00
1934 1058.50 734.00 647.00 443.00 143.50 93.50 0.50 6.50 167.00 302.50 770.00 927.93 a 5293.93
1935 957.00 805.50 759.50 494.00 398.50 30.50 0.50 0.00 97.50 400.50 780.50 974.50 5698.50
1936 1142.41 d 860.50 725.50 436.00 193.50 70.00 3.21 b 2.00 162.00 e 437.50 736.50 736.00 h 4769.11
1937 1474.00 985.70 a 813.50 556.50 258.00 94.50 6.50 0.00 h 49.00 357.53 a 693.33 c 921.00 6209.57
1938 987.00 795.00 756.00 506.00 274.50 h 28.00 0.00 c 4.00 h 88.50 381.50 942.69 d 731.00 f 4484.69
1939 1138.50 1203.50 519.50 f 424.50 202.50 55.00 3.21 b 0.00 c 73.39 b 539.00 728.00 805.00 g 4367.60
1940 1089.00 902.50 713.00 a 532.00 254.50 47.50 h 2.50 32.00 139.50 428.32 a 868.33 c 956.50 5918.15
1941 1069.00 785.50 810.00 690.00 335.50 165.50 28.00 33.30 d 200.00 557.00 874.04 d 1029.50 6577.33
1942 1178.00 963.00 872.50 488.50 334.00 58.50 10.00 22.00 126.67 c 506.33 a 589.00 f 883.00 5442.50
1943 777.00 f 705.00 706.00 394.29 b 239.73 a 67.00 0.50 g 0.00 a 44.40 e 309.50 i 726.67 c 978.88 e 3861.97
1944 1124.00 857.50 833.50 602.00 313.00 72.00 3.50 4.00 114.00 336.00 790.50 1020.00 6070.00
1945 1054.50 777.00 841.00 580.50 293.50 126.50 0.00 0.00 149.50 376.00 773.50 1155.50 6127.50
1946 1173.00 903.00 677.50 330.50 294.00 15.50 0.00 d 0.00 z 76.50 0.00 z 371.50 q 894.41 d 4364.41
1947 1190.00 757.00 745.00 561.50 220.50 71.00 0.00 0.00 z 60.50 394.00 483.50 n 0.00 z 3999.50
1948 1083.40 b 484.00 m 1035.50 494.00 265.57 a 42.50 0.00 0.00 h 60.60 e 402.50 887.88 d 426.50 r 4271.95
1949 1252.50 999.50 758.50 481.50 269.38 b 66.67 c 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3828.05
Period of Record Statistics
MEAN 1140.75 871.48 776.40 522.17 283.14 59.98 3.80 8.04 99.20 416.89 773.60 1057.64 5967.50
S.D. 164.87 128.02 104.34 94.45 66.02 34.15 8.81 14.38 48.47 77.24 87.50 145.12 500.64
SKEW 0.69 1.06 0.47 0.74 0.10 0.83 3.87 2.97 1.21 0.79 0.16 0.56 0.52
MAX 1588.50 1203.50 1037.50 775.00 402.50 165.50 47.00 71.00 263.00 622.58 947.50 1354.00 7201.32
MIN 868.00 705.00 549.00 330.50 143.50 11.00 0.00 0.00 35.50 290.50 623.00 850.00 5080.00
NO YRS 38 36 38 38 39 38 37 33 39 35 34 35 20