SHOSHONE 1 WNW, IDAHO

Monthly Total Heating Degree Days

(108380)

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
1931 1336.74 b 1044.50 864.00 500.50 237.50 38.50 4.00 12.50 219.50 496.00 1043.57 b 1379.00 7176.31
1932 1475.00 1302.50 960.50 576.00 223.50 g 150.00 21.50 56.50 177.00 602.00 762.50 1491.00 7574.50
1933 1413.00 1489.70 a 1056.00 638.00 483.50 42.00 4.00 45.50 258.50 448.50 824.50 1034.50 7737.70
1934 1002.50 711.50 629.00 363.50 150.50 149.00 3.00 0.50 300.50 439.00 824.50 610.00 n 4573.50
1935 1246.00 981.50 887.50 612.41 a 409.00 119.00 11.50 30.50 129.50 568.50 1107.93 a 1197.50 7300.85
1936 1394.00 1289.00 1069.50 478.00 214.50 96.00 1.00 35.00 297.50 576.00 1135.00 1227.50 7813.00
1937 1832.50 1289.00 1019.00 720.00 391.50 0.00 z 0.00 30.50 135.50 414.50 763.50 1066.00 7662.00
1938 1114.50 940.00 901.50 508.50 383.50 83.00 33.50 34.50 77.00 528.00 1105.00 1134.00 6843.00
1939 1233.50 1249.00 888.00 504.00 222.00 192.50 17.00 25.50 180.50 488.50 720.00 899.00 6619.50
1940 1202.00 915.05 a 680.50 470.50 98.50 q 66.50 0.00 0.50 144.00 399.50 920.50 1028.00 5827.05
1941 1089.50 816.00 711.50 549.00 233.00 106.00 1.50 23.00 309.00 533.00 764.50 1105.50 6241.50
1942 1402.00 1213.50 950.50 475.50 433.00 190.50 6.00 49.50 210.00 536.00 873.50 1187.00 7527.00
1943 1285.00 1041.00 980.00 430.00 403.50 230.50 34.00 48.00 145.50 470.50 782.14 b 1049.50 6899.64
1944 1391.00 1055.50 960.00 588.50 264.50 211.00 12.50 33.50 174.50 326.50 902.50 1174.50 7094.50
1945 1155.00 886.00 852.50 648.50 300.50 215.50 1.50 19.00 280.50 404.00 903.00 1207.50 6873.50
1946 1321.00 1134.00 770.00 414.50 299.00 61.50 2.50 8.50 209.00 687.00 892.50 974.50 6774.00
1947 1389.00 839.00 723.50 528.00 188.50 0.00 z 0.00 z 7.00 146.00 357.50 896.50 1064.00 6139.00
1948 1109.00 998.50 922.80 c 506.00 124.50 n 38.65 d 1.50 15.50 140.00 401.45 a 499.50 o 0.00 z 4133.41
1949 1908.57 a 1161.50 851.00 405.00 192.50 81.50 2.50 1.00 103.00 600.00 601.00 1176.50 7084.07
1950 1372.00 1014.50 860.00 570.00 370.50 136.50 8.50 14.00 190.00 364.50 749.00 952.00 6601.50
1951 1332.00 968.50 1006.50 488.50 286.00 142.50 5.00 32.50 134.00 551.50 869.50 1310.00 7126.50
1952 1388.00 1248.00 1101.00 435.50 227.85 a 89.50 13.00 15.50 84.50 292.00 994.50 1093.50 6982.85
1953 898.00 870.50 748.00 598.50 439.00 171.50 3.00 19.38 c 105.52 a 374.50 664.50 1129.50 6021.89
1954 1062.50 777.00 862.00 498.50 207.00 187.76 a 0.00 38.00 154.50 503.50 681.00 1180.00 6151.76
1955 1381.00 1154.50 987.50 628.50 349.50 99.00 39.00 0.00 207.00 0.00 z 995.89 b 1120.50 6962.39
1956 1088.50 1250.50 827.50 465.50 229.50 79.50 8.00 62.00 137.00 561.50 960.50 1145.50 6815.50
1957 0.00 z 1056.16 c 791.00 577.00 247.00 0.00 z 0.00 z 0.00 z 0.00 z 502.00 0.00 z 770.50 h 3173.16
1958 0.00 z 0.00 z 0.00 z 0.00 z 63.50 j 91.00 4.50 3.00 179.48 a 372.00 861.50 959.93 b 2471.41
1959 1090.50 929.50 831.00 479.50 434.50 42.78 c 7.00 20.00 265.50 525.93 b 954.00 1201.00 6781.21
1960 1361.50 1197.50 859.50 491.50 330.15 a 25.18 b 0.00 52.00 g 75.60 e 500.65 a 850.18 b 1165.50 6857.26
1961 1111.50 825.50 797.00 581.38 a 261.29 c 15.00 a 0.00 a 0.00 a 253.50 566.27 a 914.00 1248.00 6573.43
1962 1453.50 974.00 960.50 398.50 320.00 88.00 2.00 38.23 a 67.50 451.00 788.00 1026.50 6567.73
1963 1410.50 724.00 806.00 637.76 a 199.95 a 155.50 5.50 5.00 78.50 392.15 a 930.00 1399.65 a 6744.51
1964 1444.17 b 1397.50 1164.00 659.50 321.88 a 157.76 a 1.55 a 46.50 a 178.00 361.00 930.50 1100.50 7762.86
1965 1092.00 894.50 889.50 450.50 360.00 79.50 7.48 b 34.00 295.00 328.50 723.50 1118.50 6272.98
1966 1176.00 1000.50 754.69 b 518.50 172.00 80.00 4.50 12.50 60.54 b 509.95 a 750.00 1175.50 6214.68
1967 1078.50 851.00 813.50 659.00 298.63 a 121.61 b 0.00 0.52 a 55.00 462.50 786.50 1473.00 6599.76
1968 1294.50 898.00 698.00 588.62 a 279.00 a 69.00 g 0.00 99.20 a 162.50 469.00 867.50 1239.40 e 6595.72
1969 527.50 p 293.50 t 1052.50 472.00 161.00 107.50 6.00 2.07 a 71.00 632.92 a 444.00 l 1114.85 d 3619.84
1970 1114.45 a 761.00 827.50 716.50 267.63 a 118.00 0.50 0.00 b 264.83 a 614.50 817.50 1195.50 6697.91
1971 1192.50 931.00 898.00 553.93 b 240.80 c 109.50 13.00 0.00 251.50 f 593.81 b 912.12 d 1299.00 6743.66
1972 1318.05 c 1012.31 b 689.48 b 461.00 g 225.04 d 26.50 h 10.00 0.00 109.00 k 406.00 h 844.62 d 1359.02 c 5458.52
1973 1253.00 975.00 841.50 576.21 a 213.79 b 86.67 c 2.21 c 13.50 76.00 j 120.00 x 682.00 f 1038.50 a 5000.38
1974 1335.00 1027.50 810.00 570.50 0.00 z 0.00 p 12.00 11.50 63.75 b 411.50 785.00 1094.00 6120.75
1975 1300.97 a 1028.50 857.00 714.00 117.00 x 62.50 k 8.78 a 30.50 101.50 450.05 c 941.50 1050.90 a 6483.70
1976 1234.83 d 1087.50 1100.50 536.79 b 162.23 a 138.00 0.00 28.00 90.50 497.00 771.50 1081.00 6727.85
1977 1369.50 871.00 881.50 356.00 408.50 6.50 4.50 36.00 146.50 404.50 858.50 1044.70 a 6387.70
1978 1071.50 937.50 614.50 533.00 321.00 72.50 12.00 37.00 209.00 400.50 910.50 1335.21 c 6454.21
1979 1578.50 988.00 798.50 551.50 248.50 0.00 z 5.50 4.00 45.50 382.00 970.00 798.00 h 5572.00
1980 1235.00 877.50 852.00 414.50 293.00 123.50 0.00 40.00 153.00 458.00 863.00 998.00 6307.50
1981 1018.50 919.50 709.50 473.50 335.00 108.50 6.20 a 0.00 d 0.00 z 220.50 u 764.00 1073.00 5407.70
1982 1420.50 1157.50 824.00 649.00 340.00 92.50 18.00 1.00 171.00 551.50 941.00 1189.00 7355.00
1983 1047.50 867.00 747.00 640.50 352.00 43.50 n 39.00 1.00 134.50 407.50 833.00 1394.50 6463.50
1984 1401.50 1229.50 898.00 589.00 322.50 159.00 1.00 0.00 204.00 644.50 911.00 1426.00 7786.00
1985 0.00 z 1353.50 1116.50 408.50 183.93 a 41.50 0.00 26.00 330.00 607.00 1176.00 1572.00 6814.93
1986 1118.00 831.00 584.00 493.00 282.50 19.00 23.50 2.50 303.50 513.50 890.00 1177.50 6238.00
1987 1353.50 900.50 779.00 353.50 174.00 37.50 28.00 25.00 125.50 420.50 827.00 1213.00 6237.00
1988 1329.00 897.00 828.50 437.50 277.00 28.50 2.00 1.00 222.50 271.00 955.50 1311.50 6561.00
1989 1425.50 1253.50 829.00 434.50 306.50 33.00 0.00 z 30.00 77.00 459.50 810.00 1124.50 6783.00
1990 1120.00 1016.50 669.00 339.50 302.00 100.00 7.50 17.50 13.50 459.00 779.50 1435.50 6259.50
1991 856.00 i 689.50 776.00 592.00 368.00 87.00 1.00 0.00 83.50 440.50 891.50 1061.00 4990.00
1992 1065.50 722.50 548.50 364.50 80.08 a 69.50 11.50 34.00 125.00 335.00 959.50 1302.50 5618.08
1993 1374.33 a 1133.00 855.00 551.50 138.50 157.00 68.50 39.00 141.00 414.50 1004.00 1103.50 6979.83
1994 1032.50 994.50 640.00 418.00 154.00 69.00 9.00 1.50 48.00 477.00 1039.50 1158.00 6041.00
1995 1036.50 741.50 746.50 533.00 332.50 144.50 15.50 9.50 115.00 487.00 691.50 1010.00 5863.00
1996 1146.50 1007.50 742.00 511.50 336.00 52.00 1.50 5.50 j 138.50 l 348.00 i 757.00 1159.00 5713.00
1997 1155.50 921.00 723.50 361.50 j 118.00 j 48.50 23.00 0.00 90.00 318.00 k 460.00 l 1149.50 4111.00
1998 996.50 825.00 789.00 524.50 304.00 140.00 0.00 1.00 86.00 493.00 741.00 1148.00 6048.00
1999 1062.78 a 969.00 790.50 d 614.42 d 372.00 a 105.56 c 0.00 c 0.00 b 167.78 c 400.42 a 623.50 1142.19 b 6248.15
2000 1139.00 802.16 a 783.02 b 388.50 237.48 c 57.00 3.10 a 0.53 b 165.56 c 453.12 a 1047.50 1142.23 e 6219.20
2001 1258.71 b 1032.23 b 654.21 b 582.78 c 203.57 a 81.50 h 1.79 e 0.00 c 77.07 a 429.87 a 733.80 e 1320.50 6294.51
2002 1247.50 1138.50 930.00 483.00 297.00 76.50 0.00 11.00 132.50 568.00 817.50 994.00 6695.50
2003 926.50 869.50 696.97 b 542.00 318.00 58.00 0.00 0.00 131.25 b 320.50 935.00 1008.00 5805.72
2004 1342.50 1147.50 667.00 431.50 288.00 61.00 0.00 23.00 145.00 450.00 872.00 1039.50 6467.00
2005 1187.96 c 926.50 721.78 a 525.00 272.50 0.00 z 0.00 0.00 z 145.00 408.50 852.00 1236.79 b 6276.04
2006 1109.50 1119.00 863.00 486.50 236.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3814.00
Period of Record Statistics
MEAN 1248.64 1004.72 834.25 520.62 282.53 99.09 8.35 18.91 155.08 466.97 866.00 1168.11 6670.81
S.D. 184.41 175.78 131.01 91.50 83.28 53.18 11.95 19.53 74.73 90.13 118.20 139.90 535.30
SKEW 0.89 0.48 0.33 0.10 0.09 0.48 2.59 1.25 0.54 0.18 0.28 0.71 0.43
MAX 1908.57 1489.70 1164.00 720.00 483.50 230.50 68.50 99.20 330.00 687.00 1176.00 1572.00 7813.00
MIN 898.00 689.50 548.50 339.50 80.08 6.50 0.00 0.00 13.50 271.00 601.00 899.00 5618.08
NO YRS 71 74 75 73 69 64 72 71 69 69 70 71 48