SANDIA CREST, NEW MEXICO

Monthly Total Heating Degree Days

(298011)

Base Temperature = 65 F

File last updated on Jul 25, 2006
*** Note *** Provisional Data *** After Year/Month 197904
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
1953 0.00 z 37.50 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 1466.82 a 1466.82
1954 1281.00 1017.00 1296.83 a 790.34 a 694.29 b 364.66 a 262.50 381.00 433.50 667.50 936.00 1254.98 a 9379.61
1955 1484.50 1365.50 1223.00 985.00 717.00 400.00 316.00 320.00 379.00 674.25 a 1059.00 1232.77 a 10156.02
1956 1246.72 a 1403.39 a 1135.50 948.75 b 509.00 194.00 266.50 320.50 286.50 703.50 1135.50 1265.00 9414.86
1957 1366.50 1018.50 1264.80 a 1018.97 a 827.00 362.00 233.00 339.97 a 440.36 b 865.00 1262.00 1234.32 a 10232.41
1958 1409.50 1146.50 1372.50 1012.50 b 561.00 225.00 177.00 219.50 443.00 749.00 1033.00 1150.50 9499.00
1959 1341.00 1253.00 1254.97 b 891.00 634.43 b 276.50 251.50 309.00 441.00 764.50 1051.00 1241.00 9708.90
1960 1489.00 1453.50 1129.00 877.50 683.00 280.50 259.50 254.00 402.00 839.50 1021.00 1366.50 10055.00
1961 1275.50 1205.00 1223.50 956.00 627.50 268.00 248.50 332.50 562.00 781.00 1196.00 1416.50 10092.00
1962 1375.00 1128.00 1358.83 a 807.50 618.00 353.00 319.00 214.93 a 440.50 738.00 934.00 1207.50 9494.27
1963 1467.00 1114.50 1246.00 903.50 508.50 335.00 156.03 a 342.00 408.50 622.00 993.00 1272.50 9368.53
1964 1476.50 1496.50 1383.00 1046.00 640.00 383.50 221.50 323.95 a 503.50 648.50 1090.50 1362.50 10575.95
1965 1346.00 1268.00 1357.00 949.00 741.50 461.90 a 245.50 319.50 594.31 a 703.00 991.50 1225.50 10202.71
1966 1464.50 1382.50 1143.00 866.00 560.00 284.50 g 144.50 j 311.00 458.79 a 776.50 960.50 1337.50 9260.29
1967 1360.50 1180.00 1045.00 886.50 694.92 a 467.14 b 246.50 444.33 a 582.93 a 788.50 1031.50 1479.00 10206.82
1968 1329.50 1191.50 1264.50 1087.24 a 705.80 c 314.48 a 321.00 429.00 515.50 712.48 a 1173.00 1416.50 10460.51
1969 1292.50 1248.00 1394.50 876.50 621.50 447.86 b 217.00 110.50 p 466.50 913.00 1134.50 1271.53 b 9883.39
1970 1452.00 1148.00 c 1323.91 b 797.00 h 394.50 j 482.40 e 182.00 h 308.28 d 538.20 e 1016.91 c 861.00 f 834.00 k 6269.70
1971 1103.00 h 1266.42 d 1011.00 f 972.93 a 725.50 234.00 i 234.05 a 389.71 c 522.00 914.00 1098.50 1426.50 7549.61
1972 1348.50 1199.50 970.00 843.00 633.50 389.42 d 237.00 369.00 513.50 796.50 0.00 z 1346.00 8645.92
1973 1457.50 1245.50 1333.50 1138.00 760.00 375.00 204.50 h 367.50 517.50 739.00 1005.00 1298.00 10236.50
1974 1405.00 1252.00 1043.00 958.00 553.00 227.50 302.50 385.00 522.50 807.00 1130.50 1439.50 10025.50
1975 1432.20 a 1298.00 1306.00 1094.00 755.50 377.50 338.00 316.00 566.50 761.00 1070.50 1265.50 10580.70
1976 1346.50 1143.43 a 1246.56 e 917.59 a 687.17 d 374.00 224.00 i 367.50 545.17 a 895.56 d 1095.52 a 1301.50 9920.48
1977 1476.78 b 954.00 f 1358.46 c 916.80 e 704.50 273.00 252.43 c 277.00 461.25 b 700.50 1044.00 1253.95 a 8718.67
1978 1394.50 1272.00 1147.00 920.17 a 766.50 306.96 b 205.00 362.00 525.50 681.48 a 1101.50 1427.50 10110.12
1979 1585.65 a 1247.00 0.00 z 982.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3815.15
Period of Record Statistics
MEAN 1396.15 1237.73 1242.52 945.81 663.71 345.19 252.86 333.47 482.80 770.33 1067.28 1318.37 9974.29
S.D. 82.07 119.51 117.96 87.31 84.18 80.20 46.82 56.42 71.67 95.33 82.39 91.07 416.33
SKEW 0.14 0.25 -0.69 0.37 -0.23 -0.08 0.03 -0.27 -0.68 0.74 0.38 0.24 -0.21
MAX 1585.65 1496.50 1394.50 1138.00 827.00 482.40 338.00 444.33 594.31 1016.91 1262.00 1479.00 10580.70
MIN 1246.72 1017.00 970.00 790.34 508.50 194.00 156.03 214.93 286.50 622.00 934.00 1150.50 9368.53
NO YRS 25 25 24 25 24 23 21 24 25 25 23 25 17