EMMETT 2 E, IDAHO

Monthly Total Heating Degree Days

(102942)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201304
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
1906 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 361.50 790.00 811.00 1962.50
1907 1107.00 633.00 654.50 469.00 210.00 150.50 5.50 49.50 159.00 259.50 732.50 940.50 5370.50
1908 946.50 808.00 704.50 397.00 364.50 146.50 7.50 33.87 d 131.00 476.00 656.00 1029.72 a 5701.09
1909 892.59 b 691.92 b 596.75 a 392.00 i 287.00 30.50 10.50 4.00 103.50 365.50 670.50 1238.50 4891.26
1910 1327.00 1053.00 467.50 274.62 d 0.00 z 0.00 z 0.00 h 55.00 136.00 422.00 725.00 948.00 5408.12
1911 1033.00 945.00 615.00 513.00 342.03 a 70.00 14.95 c 0.00 r 151.00 j 557.50 818.28 a 1105.31 b 6014.07
1912 1162.50 818.73 a 760.00 460.50 255.00 55.50 51.50 32.00 220.00 431.50 f 700.00 1101.00 5616.73
1913 1180.00 966.00 813.00 392.50 189.00 34.66 a 11.00 0.00 104.00 531.00 661.00 1124.50 6006.66
1914 903.00 800.00 562.50 359.50 124.50 106.50 5.50 2.50 149.50 320.50 755.50 1283.50 5373.00
1915 1193.00 668.50 517.50 237.00 262.00 86.00 5.00 0.00 117.50 326.00 768.50 998.50 5179.50
1916 1217.00 816.50 562.50 367.50 333.00 115.00 12.50 26.00 102.00 484.00 888.00 1142.87 a 6066.87
1917 1297.50 951.50 958.00 504.00 250.50 106.00 0.00 0.00 49.00 377.50 645.50 690.50 5830.00
1918 953.50 820.50 573.00 445.50 251.00 18.00 0.00 35.00 29.00 304.00 767.00 1155.50 5352.00
1919 1056.50 808.00 651.00 331.00 182.50 51.00 0.00 0.00 90.00 582.50 844.00 1328.00 5924.50
1920 1160.50 824.00 685.00 503.00 245.50 37.00 0.00 20.00 113.00 460.00 719.00 944.50 5711.50
1921 951.50 808.00 590.50 473.50 179.00 27.00 12.50 0.00 190.50 316.00 626.00 1007.00 5181.50
1922 1408.50 931.50 761.10 b 510.00 220.00 11.50 0.00 5.00 47.00 255.00 826.50 1097.00 6073.10
1923 927.50 941.00 714.00 380.00 206.00 90.00 1.50 0.00 66.00 430.00 710.00 1058.50 5524.50
1924 1296.83 a 670.50 772.00 418.50 74.50 48.00 0.00 11.50 108.50 345.50 730.00 1369.50 5845.33
1925 1085.00 653.50 569.50 313.00 80.00 111.50 0.00 19.50 95.50 442.50 735.50 923.50 5029.00
1926 1065.50 656.00 553.00 215.00 145.50 15.50 0.00 5.50 208.00 302.00 588.50 1092.00 4846.50
1927 1059.00 669.50 646.00 458.50 288.50 25.00 0.00 5.50 182.00 338.50 603.50 1224.50 5500.50
1928 1115.00 939.00 571.00 452.00 90.00 46.50 1.00 2.50 49.50 355.00 713.50 1237.93 a 5572.93
1929 1327.50 1123.50 648.00 492.50 235.00 69.00 0.00 0.00 192.50 370.00 877.50 901.21 c 6236.71
1930 1452.87 a 711.00 591.00 241.00 178.52 b 61.00 0.00 0.00 72.00 472.50 873.00 1246.95 b 5899.83
1931 1084.00 814.50 620.00 369.00 111.00 20.00 0.00 0.00 100.38 d 367.00 842.50 1123.75 a 5452.13
1932 1207.50 1019.30 b 717.50 369.83 a 160.88 b 53.57 b 29.85 d 25.26 d 77.07 a 215.50 j 289.50 q 1141.00 4801.75
1933 1044.00 1170.00 708.35 a 472.50 b 370.28 d 23.50 0.00 a 13.20 d 103.50 l 65.00 y 725.50 735.22 a 5262.55
1934 807.00 601.00 476.00 260.50 84.00 45.00 0.50 0.00 180.00 349.50 582.00 995.74 b 4381.24
1935 1056.50 867.00 744.00 467.00 254.50 42.50 11.00 11.00 71.50 415.50 897.50 1103.50 5941.50
1936 1017.50 1065.50 736.00 337.00 118.00 41.00 0.00 4.50 182.50 457.00 909.00 959.50 5827.50
1937 1508.00 901.00 641.50 469.14 a 167.00 78.50 1.00 31.50 75.00 e 302.85 e 468.50 f 810.50 4985.98
1938 895.00 661.04 e 648.50 318.00 261.50 45.00 5.50 10.00 47.50 346.50 478.50 o 982.00 4220.54
1939 1017.00 948.50 647.26 b 292.50 b 82.87 e 78.10 a 0.00 1.00 78.50 350.50 728.00 769.00 4993.23
1940 945.00 698.00 507.50 315.50 76.50 i 24.00 0.00 0.00 102.00 293.50 812.50 890.50 4588.50
1941 921.50 680.50 511.50 c 364.50 150.50 36.11 c 0.00 7.00 43.50 o 258.50 j 622.00 844.50 4138.11
1942 1292.38 b 876.00 699.50 330.50 277.00 94.50 0.00 22.50 78.50 332.00 727.50 928.00 5658.38
1943 1068.43 b 774.00 696.98 a 249.00 265.00 96.00 8.00 18.00 24.00 347.50 762.00 997.50 5306.41
1944 1269.50 855.50 752.00 412.50 185.00 104.00 6.50 0.50 128.00 265.00 773.28 a 1086.50 5838.28
1945 1006.00 0.00 z 0.00 z 0.00 z 110.00 r 139.50 0.00 3.50 220.00 344.00 737.50 1039.50 3490.00
1946 1061.50 832.00 604.00 339.00 186.00 45.50 2.50 4.65 a 142.00 539.50 776.00 881.50 5414.15
1947 1236.00 716.50 567.00 402.00 105.50 119.00 0.00 6.00 123.50 329.78 b 636.50 h 1028.54 c 4633.81
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 17.16 c 155.17 a 414.00 814.50 1219.85 a 2620.68
1949 1700.00 927.36 c 640.50 327.50 155.50 94.50 2.50 n 1.50 85.00 572.50 689.50 1032.96 c 6226.82
1950 1214.74 d 868.00 a 742.89 c 484.50 308.50 101.00 11.50 6.50 64.04 d 251.10 a 671.67 c 849.00 5573.44
1951 1081.38 a 784.50 659.50 f 387.00 235.50 113.50 g 0.00 p 26.00 113.50 491.50 797.59 a 1076.22 a 4993.19
1952 1157.00 1001.57 b 817.22 b 270.00 f 177.00 82.00 16.03 b 14.00 58.20 e 342.07 b 931.50 945.00 5541.60
1953 727.35 d 725.50 626.50 494.48 a 329.00 153.62 a 0.50 9.00 70.00 c 270.00 m 585.00 665.50 i 3720.96
1954 851.50 698.00 748.77 e 395.00 166.22 b 146.67 c 2.87 d 36.00 145.34 a 468.10 a 655.00 1073.00 5386.48
1955 1256.00 1024.50 845.50 552.50 296.50 47.07 a 29.50 0.00 a 163.27 d 392.50 879.50 888.00 6374.84
1956 952.98 b 1036.00 659.55 b 400.00 157.00 107.22 c 12.00 39.50 135.00 471.50 898.00 1043.50 5912.26
1957 1418.50 911.00 641.91 b 444.50 194.00 68.28 a 1.50 10.50 94.00 460.72 b 812.07 a 500.00 l 5056.98
1958 989.50 621.50 698.61 c 492.93 a 110.00 60.50 3.21 b 3.50 167.00 295.00 g 775.00 c 898.50 4820.25
1959 941.62 c 752.50 709.50 396.72 a 350.00 35.69 a 17.00 21.50 218.28 a 483.50 874.50 1141.32 a 5942.13
1960 1258.50 961.50 694.92 a 394.50 289.85 a 25.00 0.00 76.00 90.50 466.03 a 735.00 1135.63 a 6127.43
1961 1086.50 678.50 620.00 438.00 216.48 a 8.04 b 0.00 b 0.00 d 241.61 b 497.00 875.19 d 1038.00 5699.32
1962 1363.50 940.00 756.83 b 348.10 a 283.98 c 85.50 11.37 a 35.50 76.50 409.72 a 684.31 a 913.00 5908.31
1963 1212.50 593.70 a 622.00 481.00 154.47 b 94.50 0.52 a 8.78 a 37.50 309.48 a 710.69 a 1152.00 5377.14
1964 1163.50 1068.50 808.58 a 531.00 298.00 108.46 d 0.00 a 49.60 a 213.10 a 416.50 796.50 902.62 a 6356.37
1965 976.00 777.00 791.50 355.00 278.00 74.00 11.22 b 28.42 a 267.50 356.50 a 618.10 a 1019.50 5552.74
1966 932.00 806.00 634.00 421.50 156.50 80.69 a 3.10 a 15.50 32.07 a 451.05 a 625.50 974.43 a 5132.34
1967 844.50 693.00 634.00 570.52 a 243.50 52.24 a 0.00 0.00 d 34.50 418.50 706.00 1104.00 5300.76
1968 1054.50 654.50 552.00 490.50 233.02 a 42.50 0.00 e 61.50 127.00 486.04 c 723.50 947.00 5372.05
1969 1011.63 a 816.50 719.50 375.00 119.00 63.00 2.50 5.00 85.00 544.50 754.50 926.00 5422.13
1970 849.00 671.48 a 683.03 a 551.79 b 202.50 62.50 0.00 0.00 215.00 494.40 b 663.00 966.50 5359.20
1971 933.62 a 732.00 736.00 446.38 a 166.76 b 88.50 9.96 c 5.00 208.50 479.47 a 763.45 a 1031.55 b 5601.19
1972 1070.50 876.00 565.50 468.00 165.00 33.50 8.50 0.00 193.50 369.93 a 706.00 1275.00 5731.43
1973 1028.00 719.19 a 636.00 459.83 a 188.50 87.50 6.00 4.50 103.50 387.50 673.45 a 840.50 5134.46
1974 1063.50 748.00 641.50 450.50 276.00 11.40 e 12.83 b 11.00 66.72 a 397.50 712.76 a 1021.50 5413.21
1975 1179.50 796.50 733.00 623.79 a 308.00 75.00 c 5.50 26.00 82.50 d 398.00 788.50 1036.12 e 6052.41
1976 998.00 855.00 827.00 452.50 136.00 97.00 0.55 c 29.50 79.00 439.50 720.00 a 1087.50 5721.55
1977 1401.50 868.50 730.10 b 267.00 e 340.43 d 0.00 7.50 23.77 a 123.10 a 393.50 747.50 856.50 5759.40
1978 888.15 a 720.50 500.50 452.00 266.00 57.00 2.00 26.00 167.00 374.50 858.00 1214.00 5525.65
1979 1516.00 852.50 626.72 a 439.50 203.50 53.00 9.00 0.00 29.50 336.00 875.00 c 931.50 5872.22
1980 1037.00 728.00 691.00 332.00 219.50 101.50 0.00 30.00 110.50 426.50 865.20 e 994.50 5535.70
1981 985.00 783.00 605.00 408.50 254.00 96.00 13.50 3.00 116.00 483.00 666.50 934.50 5348.00
1982 1235.50 944.50 699.50 583.50 315.50 91.50 29.00 5.00 232.00 455.00 897.50 1037.50 6526.00
1983 977.00 654.00 584.00 536.00 284.50 88.50 40.00 4.00 149.00 386.50 677.00 528.50 n 4380.50
1984 753.50 n 1010.34 a 664.50 518.00 258.00 144.50 1.00 4.50 207.50 544.50 768.50 1299.50 5420.84
1985 1415.00 1054.50 845.50 347.00 213.68 c 23.50 h 0.50 34.50 306.50 557.50 1121.00 1590.50 7486.18
1986 1227.00 719.50 528.50 496.11 c 291.00 22.00 41.50 0.50 239.00 395.50 723.00 1132.50 5816.11
1987 1176.00 751.50 649.00 308.00 142.50 56.50 27.50 24.50 95.00 315.50 717.50 974.50 5238.00
1988 1251.00 832.00 701.00 396.00 278.50 77.50 11.50 1.50 181.00 185.50 709.50 1195.00 5820.00
1989 1332.50 1270.00 705.50 374.00 281.00 36.00 0.00 33.50 107.50 425.00 745.00 1074.50 6384.50
1990 942.50 869.00 632.50 301.00 281.50 101.00 11.00 12.00 11.00 455.50 729.00 1428.50 5774.50
1991 1273.50 698.00 705.50 515.50 343.50 122.50 1.50 0.00 62.50 379.50 824.00 1043.00 5969.00
1992 1028.00 676.00 514.00 345.50 116.50 48.00 16.50 41.50 137.50 344.50 877.50 1133.50 5279.00
1993 1231.50 1032.00 754.50 514.00 165.00 169.50 67.50 60.00 136.50 378.00 971.00 966.00 6445.50
1994 980.00 867.00 574.50 381.00 182.50 90.00 7.50 0.50 45.50 438.00 957.50 1094.00 5618.00
1995 921.00 643.00 660.50 510.00 266.50 114.50 11.00 35.50 79.50 478.00 647.50 971.00 5338.00
1996 980.00 850.50 647.00 461.50 326.50 80.00 4.50 16.50 187.50 418.00 710.00 873.00 5555.00
1997 1010.00 794.00 626.00 502.50 179.00 46.00 29.00 0.00 84.00 432.00 688.00 1060.50 5451.00
1998 842.00 707.00 661.00 480.00 282.00 108.50 0.00 0.00 61.00 447.00 634.50 1066.00 5289.00
1999 917.50 803.50 664.00 545.00 347.00 119.00 16.50 9.50 137.00 372.00 584.50 1007.50 5523.00
2000 963.50 697.50 692.50 362.50 195.00 71.00 10.50 0.00 w 158.00 414.00 960.50 1064.50 5589.50
2001 1205.00 934.00 621.50 551.00 233.50 90.00 5.00 1.00 45.00 401.00 656.50 1040.05 a 5783.55
2002 1022.50 894.50 782.00 455.00 284.50 92.00 0.00 9.50 109.50 506.00 774.50 861.00 5791.00
2003 875.50 766.50 600.00 480.50 310.00 41.50 0.00 0.00 101.00 269.50 867.50 869.00 5181.00
2004 1166.50 897.50 545.00 376.00 249.50 66.00 1.00 20.00 133.50 373.00 825.50 945.00 5598.50
2005 1033.00 818.50 609.00 481.50 228.50 136.00 3.50 8.00 145.50 390.00 852.50 1163.50 5869.50
2006 877.50 861.50 716.50 449.50 230.00 22.50 0.00 9.50 148.50 459.00 678.00 1056.00 5508.50
2007 1122.50 756.00 561.00 467.00 180.00 63.50 0.00 4.00 131.00 457.50 762.50 1014.50 5519.50
2008 1168.50 857.50 782.00 623.00 247.00 120.50 0.00 6.50 106.00 436.50 702.00 1069.50 6119.00
2009 1067.00 843.00 775.50 505.50 252.00 41.00 2.00 27.50 55.00 573.50 746.50 1220.00 6108.50
2010 912.00 753.50 682.50 548.50 418.50 96.00 13.00 35.00 91.50 321.00 820.00 1016.50 5708.00
2011 1125.50 883.00 690.27 a 616.50 356.00 152.59 a 6.50 0.00 35.00 408.17 a 814.50 1080.00 6168.02
2012 989.00 835.30 a 639.12 a 402.50 282.88 c 93.00 0.00 2.50 55.50 457.52 b 676.50 904.68 a 5338.50
2013 1514.00 867.50 688.95 b 20.50 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 45.50 z 3070.45
Period of Record Statistics
MEAN 1099.82 825.91 663.05 426.88 228.17 73.45 7.45 14.40 119.31 406.45 758.17 1038.82 5641.58
S.D. 180.36 133.02 89.21 89.89 75.97 38.47 11.54 16.43 60.97 80.15 98.65 146.44 382.13
SKEW 0.70 0.63 0.27 -0.15 -0.03 0.30 2.67 1.36 0.59 0.00 0.62 0.64 -0.11
MAX 1700.00 1270.00 958.00 623.79 418.50 169.50 67.50 76.00 306.50 582.50 1121.00 1590.50 6526.00
MIN 727.35 593.70 467.50 215.00 74.50 0.00 0.00 0.00 11.00 185.50 582.00 690.50 4381.24
NO YRS 105 105 104 102 102 102 102 104 103 101 103 104 83