CRATERS OF THE MOON, IDAHO

Monthly Total Heating Degree Days

(102260)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201303
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
1958 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 1133.00 1133.00
1959 1328.50 1159.50 1094.00 677.50 618.50 158.50 47.00 73.00 372.00 632.00 987.93 a 1326.50 8474.93
1960 1556.50 1391.50 1106.18 a 690.00 502.00 131.00 8.00 175.27 e 220.34 a 656.00 1022.50 1283.00 8742.30
1961 1295.00 1006.00 1013.00 753.00 436.50 76.00 7.00 5.00 467.00 715.50 1069.00 1444.00 8287.00
1962 1589.00 1196.00 1262.50 635.00 528.50 208.50 58.00 110.00 223.00 521.50 906.00 1235.00 8473.00
1963 1610.93 b 866.50 981.00 820.00 407.00 320.00 38.00 36.50 161.50 478.50 1027.50 1430.50 8177.93
1964 1529.00 1428.00 1334.00 825.00 477.50 350.89 b 11.37 a 115.50 356.00 528.50 1092.50 1348.00 9396.26
1965 1314.50 1187.50 1220.50 706.00 565.00 249.50 54.00 129.50 468.50 487.50 881.90 a 1322.50 8586.90
1966 1411.00 1246.00 1076.73 a 730.50 329.50 227.50 16.00 55.50 157.50 658.00 945.50 1412.00 8265.73
1967 1267.00 1132.50 1097.00 890.50 496.50 274.00 3.00 3.00 140.00 623.50 951.00 1514.00 8392.00
1968 1457.00 1093.50 896.50 857.14 b 402.50 g 215.50 15.00 208.50 0.00 z 641.00 1079.00 1421.50 7884.64
1969 1368.17 e 1260.50 1280.50 700.00 292.50 265.00 46.50 20.50 229.00 816.00 968.28 a 1263.25 a 8510.20
1970 1300.40 b 968.92 d 1088.50 941.38 a 451.05 a 216.72 a 37.09 c 6.41 b 511.07 b 810.00 1041.96 b 1484.90 a 8858.41
1971 1402.23 a 1231.50 1286.00 843.50 467.50 273.50 48.00 14.95 c 461.38 a 730.00 1089.50 1487.50 9335.56
1972 1492.28 b 1198.50 917.50 782.50 412.00 147.00 51.00 20.50 419.50 638.00 1083.50 1568.00 8730.28
1973 1515.00 1211.00 1159.50 809.50 404.03 a 192.00 37.20 a 44.50 305.50 618.50 1070.69 a 1289.00 8656.42
1974 1485.93 a 1168.50 1042.50 699.50 501.50 105.52 a 27.50 77.50 d 213.10 a 568.33 a 992.00 1375.00 8256.89
1975 1499.00 1289.75 d 1171.00 984.00 590.50 221.50 f 23.00 122.34 c 225.00 716.00 1154.00 1197.12 a 8971.71
1976 1388.00 1224.00 1248.00 759.50 377.50 269.50 19.00 125.50 226.50 662.50 914.50 1264.00 8478.50
1977 1481.00 1068.50 1131.50 566.00 590.00 88.50 36.50 84.50 298.97 a 584.87 a 1052.50 1228.50 8211.33
1978 1289.50 1121.00 956.50 0.00 z 537.33 a 204.60 e 47.05 c 143.00 364.00 582.50 1107.00 1602.50 7954.99
1979 1717.00 1226.50 1141.00 778.50 449.50 205.96 d 24.91 c 95.58 a 151.00 520.36 c 1124.00 1232.52 b 8666.83
1980 582.50 q 488.00 n 1076.50 0.00 z 478.50 242.59 a 31.00 103.50 282.50 617.00 1013.79 a 1158.92 e 5004.30
1981 1160.90 b 1128.00 903.28 b 653.89 c 490.32 a 219.50 23.00 0.00 a 188.50 733.00 725.00 g 1248.30 c 6748.68
1982 1503.00 1249.63 a 1036.00 887.50 508.00 212.00 91.50 24.00 322.50 488.00 j 753.00 l 1400.00 7234.13
1983 1261.00 1116.00 1026.50 883.97 a 507.50 251.50 41.00 k 30.00 280.80 e 355.50 k 535.50 q 1608.00 6965.27
1984 1553.50 1319.00 1129.00 832.50 494.00 292.50 20.50 9.00 331.00 487.00 j 1098.50 1569.24 b 8648.74
1985 1502.00 1464.50 1240.00 655.00 352.50 136.00 8.00 82.50 484.00 663.83 b 1295.00 1529.50 9412.83
1986 1284.00 1029.50 808.50 667.50 438.00 49.50 57.00 13.00 441.00 599.00 638.00 k 1284.00 6671.00
1987 1414.00 1042.50 922.50 434.00 294.00 0.00 z 83.50 46.00 70.50 k 276.00 k 586.50 l 1367.00 5603.50
1988 1473.00 1128.00 1048.00 432.00 327.71 c 75.00 9.50 3.62 a 286.50 329.50 1087.00 1475.00 7674.83
1989 1123.00 i 1332.50 1020.50 549.00 162.00 t 44.50 t 1.00 72.00 254.00 626.00 951.00 1285.00 6091.00
1990 1252.50 708.00 l 878.50 352.50 i 529.50 145.00 i 5.50 0.00 z 75.00 287.00 p 936.00 1633.50 5310.50
1991 1442.50 831.50 988.50 708.50 521.00 185.50 5.50 i 8.00 m 93.00 m 582.50 1125.50 578.50 q 6385.50
1992 913.50 i 926.00 704.50 272.50 j 180.50 97.00 48.50 58.50 202.50 464.50 1152.00 1473.00 5307.00
1993 1466.50 1252.00 1061.50 771.00 306.00 299.00 179.50 93.50 229.00 583.00 1150.50 1358.00 8749.50
1994 1207.00 1163.00 832.00 573.50 280.00 125.50 21.50 4.50 85.00 636.00 1261.00 1337.50 7526.50
1995 1332.50 961.00 1012.50 688.50 504.50 0.00 z 26.50 25.50 183.00 0.00 z 803.00 0.00 z 5537.00
1996 891.50 k 1097.00 909.00 656.50 456.50 81.50 0.00 37.50 272.50 342.00 q 925.50 1328.50 5764.50
1997 898.50 k 1120.00 618.00 j 751.50 275.00 121.50 52.50 18.50 164.00 612.50 978.00 1370.50 5464.00
1998 1221.00 1075.50 0.00 z 694.50 460.50 285.50 0.00 15.50 157.50 638.00 1030.00 1454.50 7032.50
1999 1309.00 1213.50 1085.50 768.00 552.00 227.50 51.00 27.90 a 278.50 543.50 798.50 1304.00 8158.90
2000 1359.50 1054.50 1018.00 555.00 a 392.00 113.50 7.50 10.50 275.00 644.50 1262.00 1389.00 8081.00
2001 1491.50 1275.50 932.00 724.00 284.50 173.00 17.00 0.00 151.50 573.00 902.00 1522.50 8046.50
2002 1503.50 1348.50 1203.00 694.50 432.50 161.00 2.00 48.00 239.50 728.00 1033.00 1263.00 8656.50
2003 1170.00 1118.50 931.50 740.50 425.50 149.00 0.00 9.00 208.50 432.00 1176.50 1248.00 7609.00
2004 1493.50 1320.00 872.50 590.00 471.00 144.00 22.00 72.50 287.50 598.50 1001.50 1316.00 8189.00
2005 1357.50 0.00 z 968.00 692.50 463.00 319.50 18.50 36.00 276.50 590.00 995.50 1407.50 7124.50
2006 1345.50 1279.50 1133.50 683.50 358.50 106.50 0.50 51.00 295.00 675.50 1023.50 1350.00 8302.50
2007 1493.50 1038.50 842.50 635.00 335.50 115.00 0.00 27.00 272.00 681.00 945.00 1419.50 7804.50
2008 1592.00 1270.50 1162.50 768.00 397.00 187.50 0.00 13.50 187.50 522.50 745.50 1205.50 8052.00
2009 1162.50 1123.50 1034.00 650.00 371.00 240.50 14.50 55.50 58.50 685.00 886.50 1469.00 7750.50
2010 1275.00 1164.00 1008.50 713.50 590.00 224.50 40.50 74.00 192.00 511.50 1123.50 1304.00 8221.00
2011 1470.43 a 1290.50 1094.96 c 869.00 572.00 285.00 15.00 12.40 a 102.93 a 598.50 1101.00 1331.00 8742.73
2012 1281.00 1174.50 941.37 a 568.00 419.50 155.69 a 2.00 3.00 89.50 585.50 869.50 1257.00 7346.56
2013 1521.50 1156.50 947.50 15.50 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 3625.50
Period of Record Statistics
MEAN 1403.93 1168.06 1042.95 718.80 440.43 192.98 28.94 52.78 257.35 609.42 1025.12 1368.47 8366.42
S.D. 129.61 132.97 135.20 116.82 97.49 75.32 30.62 48.77 111.51 92.57 117.51 120.40 491.87
SKEW -0.03 -0.25 0.01 -0.17 -0.40 0.05 2.52 1.13 0.48 -0.34 -0.02 0.33 0.16
MAX 1717.00 1464.50 1334.00 984.00 618.50 350.89 179.50 208.50 511.07 816.00 1295.00 1633.50 9412.83
MIN 1160.90 831.50 704.50 432.00 180.50 49.50 0.00 0.00 58.50 329.50 745.50 1133.00 7346.56
NO YRS 50 52 53 50 52 49 52 52 51 47 49 53 35