BRANDENBERG, MONTANA

Monthly Total Heating Degree Days

(241084)

Base Temperature = 65 F

File last updated on Jul 24, 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
1956 0.00 z 0.00 z 0.00 z 0.00 z 273.50 14.50 6.00 54.00 176.00 481.00 932.00 1081.50 3018.50
1957 1748.00 1138.00 944.50 661.00 287.00 122.50 0.50 9.50 212.00 583.00 920.00 963.00 7589.00
1958 1048.50 1166.00 1001.50 585.50 146.50 142.50 39.00 8.00 190.50 485.00 912.50 1287.00 7012.50
1959 1491.00 1375.00 854.00 639.00 437.50 42.50 4.00 5.00 268.50 652.00 1140.00 1050.00 7958.50
1960 1366.00 1310.00 1037.50 583.00 156.50 q 28.50 n 4.50 40.50 214.50 501.00 961.50 1230.50 7249.00
1961 1190.00 849.00 764.50 661.00 283.50 12.00 1.00 4.50 364.50 609.00 1005.00 1435.50 7179.50
1962 1441.00 1145.50 1143.00 476.50 290.50 73.00 2.00 48.50 257.50 431.00 818.00 1101.50 7228.00
1963 1673.00 921.50 764.50 629.50 314.50 69.00 3.50 12.50 120.50 400.00 828.00 1334.50 7071.00
1964 1186.50 1051.00 1100.00 584.50 270.00 108.00 0.00 82.00 309.50 520.00 1133.50 1618.50 7963.50
1965 1368.50 1204.50 1379.50 572.00 361.50 93.00 2.50 43.00 512.50 418.00 898.50 1199.00 8052.50
1966 1633.50 1265.00 897.50 704.50 257.50 93.50 0.00 68.50 91.50 522.00 1030.50 1282.00 7846.00
1967 1188.50 948.50 1001.00 683.50 415.50 123.50 13.00 12.00 145.00 518.00 941.50 1389.50 7379.50
1968 1472.00 1031.00 771.50 658.00 397.00 147.00 25.50 57.00 200.00 522.50 904.00 1552.00 7737.50
1969 1865.00 1264.00 1136.00 442.50 314.50 187.50 19.50 8.00 130.50 792.50 824.00 1213.00 8197.00
1970 1573.00 1002.50 1105.50 763.00 297.50 61.00 1.50 9.50 295.50 687.00 1007.50 1346.00 8149.50
1971 1522.00 1182.00 1003.00 589.50 328.00 74.50 40.00 3.50 316.50 629.50 897.00 1472.50 8058.00
1972 1613.00 1222.50 826.50 623.50 298.00 38.00 77.50 26.00 310.00 666.50 946.50 1466.00 8114.00
1973 1373.00 1015.00 815.00 705.00 381.50 118.00 13.50 2.00 246.50 476.50 1036.50 1189.50 7372.00
1974 1382.00 889.50 896.50 523.50 427.00 96.00 0.50 69.50 297.00 490.50 877.50 1161.50 7111.00
1975 1308.00 1342.50 1100.00 794.50 378.50 154.50 1.50 49.50 270.50 579.00 1029.00 1213.00 8220.50
1976 1348.00 954.00 1010.50 506.50 262.00 110.50 0.00 11.00 169.00 657.00 1046.50 1157.00 7232.00
1977 1632.50 886.50 913.00 476.50 218.50 28.00 2.50 53.00 215.00 499.00 1049.00 1406.50 7380.00
1978 1761.00 1385.50 962.00 522.50 188.50 o 0.00 z 0.00 z 20.50 t 214.00 553.50 1210.50 1528.50 8137.50
1979 1876.00 1427.00 1021.50 668.28 a 358.50 82.00 3.10 a 7.50 103.50 467.00 1043.00 1079.00 8136.38
1980 1517.50 1086.00 1012.15 a 423.00 229.00 44.00 0.00 a 36.00 166.00 539.50 828.50 674.50 j 5881.65
1981 1039.00 1032.50 763.50 440.50 281.77 c 91.00 k 0.00 g 0.00 128.00 603.00 822.50 1235.50 6346.27
1982 1735.00 1184.50 968.50 662.50 396.00 139.50 20.00 6.50 0.00 z 578.00 1046.90 a 1263.00 8000.40
1983 1097.00 848.00 850.43 a 665.00 414.00 109.00 9.50 0.00 270.00 a 488.77 a 941.00 1908.00 7600.70
1984 1158.50 864.00 883.50 626.50 338.00 86.00 0.00 11.50 359.00 715.07 a 968.00 1657.47 a 7667.53
1985 1608.00 1337.50 980.50 455.50 167.00 122.00 10.50 62.00 333.00 573.00 1450.00 1345.40 a 8444.40
1986 1038.50 1136.50 624.50 563.00 326.00 13.00 5.50 2.00 285.00 a 509.00 1034.50 1135.50 6673.00
1987 1127.50 872.50 856.00 350.50 163.00 41.50 17.57 a 59.00 191.00 562.50 807.00 1190.00 6238.07
1988 1390.50 1094.50 827.00 477.00 160.00 3.50 1.00 20.50 207.00 468.50 893.00 1143.50 6686.00
1989 1280.00 1457.50 1086.50 579.00 292.00 104.00 0.00 10.00 167.50 558.00 826.00 1385.00 7745.50
1990 1126.50 997.00 848.00 542.50 311.00 112.50 3.00 0.50 124.50 561.00 807.00 1543.00 6976.50
1991 1502.00 784.00 846.50 593.00 285.00 33.50 4.00 8.00 196.00 642.50 1041.00 1070.50 7006.00
1992 1030.50 840.50 729.00 509.50 245.50 52.50 59.50 101.00 216.00 507.00 939.50 1481.50 6712.00
1993 1631.00 1386.50 816.50 558.00 215.50 131.00 83.50 59.00 278.00 590.00 1066.00 1087.00 7902.00
1994 1329.50 1329.50 789.50 528.00 180.50 66.00 3.00 23.00 109.00 553.00 1050.50 1203.50 7165.00
1995 1205.00 933.50 1005.00 681.00 393.00 127.00 13.00 7.50 241.50 596.00 893.50 1250.50 7346.50
1996 1583.50 1084.00 1162.00 549.50 420.50 44.00 16.50 7.50 231.50 618.00 1239.50 1483.50 8440.00
1997 1547.00 953.50 836.00 747.50 305.00 23.00 24.00 24.00 115.50 484.00 924.50 1117.00 7101.00
1998 1330.00 836.00 1051.00 495.00 212.50 160.00 0.00 0.00 88.00 513.00 793.50 1199.00 6678.00
1999 1192.50 777.50 730.00 545.00 319.50 91.00 12.29 b 3.00 302.14 b 508.50 651.21 a 988.50 6121.14
2000 1186.00 996.50 767.00 501.00 242.50 99.83 a 0.00 11.88 a 180.50 511.50 b 1273.50 1543.00 7313.21
2001 1144.42 a 1284.00 852.50 544.00 227.16 b 96.50 0.00 1.00 134.50 541.00 772.50 1236.90 a 6834.47
2002 1169.00 991.00 1284.00 648.50 378.00 69.00 0.00 32.00 154.00 732.00 821.00 1108.00 7386.50
2003 1164.50 1138.00 998.00 425.50 315.50 130.50 0.00 15.00 226.50 413.00 1069.00 1139.50 7035.00
2004 1437.00 1130.50 667.50 453.00 323.50 156.50 6.00 41.00 169.00 508.50 798.00 1046.00 6736.50
2005 1376.50 909.50 786.00 526.00 383.50 119.00 5.50 37.50 140.50 530.50 826.50 1330.00 6971.00
2006 914.50 1031.00 916.50 0.00 z 275.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3137.00
Period of Record Statistics
MEAN 1378.42 1085.84 927.72 574.34 302.01 88.62 11.57 25.79 217.23 550.91 959.52 1282.61 7403.82
S.D. 238.18 186.73 154.94 97.78 76.28 45.55 18.97 25.50 85.02 83.02 146.21 195.70 579.68
SKEW 0.19 0.25 0.56 0.09 -0.15 -0.08 2.48 0.99 0.87 0.68 0.87 0.82 -0.05
MAX 1876.00 1457.50 1379.50 794.50 437.50 187.50 83.50 101.00 512.50 792.50 1450.00 1908.00 8444.40
MIN 914.50 777.50 624.50 350.50 146.50 3.50 0.00 0.00 88.00 400.00 651.21 963.00 6121.14
NO YRS 50 50 50 49 49 47 48 49 49 50 50 49 44