COTTONWOOD, IDAHO

Monthly Total Heating Degree Days

(102154)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 197609
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
1893 0.00 z 0.00 z 0.00 z 192.00 u 0.00 z 0.00 z 0.00 z 78.00 0.00 z 0.00 z 0.00 z 0.00 z 78.00
1894 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 0.00 z 0.00
1895 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 0.00 z 0.00
1896 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 0.00 z 0.00
1897 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 0.00 z 0.00
1898 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 0.00 z 0.00
1899 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 0.00 z 0.00
1900 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 0.00 z 0.00
1901 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 0.00 z 0.00
1902 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 0.00 z 0.00
1903 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 0.00 z 0.00
1904 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 0.00 z 0.00
1905 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 0.00 z 0.00
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 0.00 z 0.00 z 0.00 z 0.00
1907 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 0.00 z 0.00
1908 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 0.00 z 0.00
1909 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 0.00 z 0.00
1910 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 0.00 z 0.00
1911 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 0.00 z 0.00
1912 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 0.00 z 0.00
1913 0.00 z 0.00 z 1055.00 671.50 468.00 254.00 135.50 86.50 240.50 703.00 830.50 1107.00 5551.50
1914 1007.50 977.50 781.00 643.00 355.00 322.00 23.50 36.50 330.00 511.00 712.50 1256.50 6956.00
1915 1125.50 836.00 758.50 521.50 536.00 304.00 134.50 2.50 303.50 478.00 956.00 1149.50 7105.50
1916 1521.00 917.64 a 833.50 682.00 636.00 319.50 132.00 104.50 261.50 641.00 1001.50 1260.50 8310.64
1917 1302.50 1042.46 b 1218.00 846.50 564.00 313.50 26.50 8.50 155.00 496.00 c 635.50 917.00 7525.46
1918 1093.00 1017.50 845.00 648.50 549.00 93.50 64.00 160.00 130.00 500.00 905.50 1140.50 7146.50
1919 991.50 1026.00 890.50 604.00 458.00 233.00 37.00 31.00 236.50 766.00 961.00 1280.50 7515.00
1920 1061.50 938.50 986.00 814.00 571.50 330.50 25.00 104.50 257.00 665.50 899.00 1071.50 7724.50
1921 1123.00 936.00 848.50 783.50 449.00 177.00 69.50 41.50 430.50 406.50 800.50 1091.50 7157.00
1922 1324.00 1109.00 1048.50 814.00 521.00 125.50 24.00 69.00 137.78 c 404.50 919.50 1209.50 7706.28
1923 1087.50 1035.50 947.00 649.04 d 511.00 334.00 62.50 53.00 185.00 605.50 735.50 1226.50 7432.04
1924 1236.00 849.50 982.00 672.50 261.50 207.50 92.50 85.50 221.50 582.00 951.00 1328.00 7469.50
1925 1106.50 848.50 872.50 551.00 366.50 254.00 9.50 118.50 265.00 667.50 840.50 976.00 6876.00
1926 1209.50 806.50 775.50 414.50 434.50 187.00 22.50 63.50 491.50 576.00 790.50 1133.50 6905.00
1927 1184.50 930.00 910.37 a 679.50 261.00 q 210.50 76.00 96.00 393.00 541.00 800.50 1375.50 7196.87
1928 1122.00 946.00 779.50 677.00 227.00 255.50 61.50 96.50 232.76 a 580.00 865.50 1168.00 7011.26
1929 1457.00 1237.00 872.00 435.50 n 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3566.00
1930 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 0.00 z 0.00
1931 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 586.50 1043.50 1190.00 2820.00
1932 1261.00 1104.50 910.00 623.00 442.50 201.00 103.00 145.00 289.50 611.73 a 768.50 1315.50 7775.23
1933 1199.00 1245.50 878.00 679.50 563.00 187.50 56.50 85.50 379.00 471.00 782.50 890.00 7417.00
1934 903.50 725.50 635.50 428.50 292.00 210.00 49.00 13.50 356.67 c 521.50 698.28 a 1104.50 5938.44
1935 1162.00 889.00 997.88 b 722.78 c 487.50 217.00 93.00 107.50 175.00 625.00 980.50 1098.50 7555.66
1936 1142.50 1392.00 953.50 537.93 a 271.00 182.00 21.50 36.88 b 291.00 476.50 936.50 1048.00 7289.31
1937 1729.50 1063.50 793.00 708.10 a 393.50 244.50 36.17 a 116.50 197.50 458.50 776.00 984.00 7500.77
1938 1064.00 930.00 881.00 621.00 457.50 166.61 b 50.12 a 104.00 116.50 531.00 993.10 a 1070.50 6985.33
1939 998.50 1106.50 823.50 553.00 343.00 337.50 84.00 40.00 218.50 540.50 746.50 910.00 6701.50
1940 1148.50 850.50 736.00 571.50 313.62 a 152.50 36.00 47.00 193.00 479.50 1005.00 1000.00 6533.12
1941 1001.00 787.50 723.50 576.50 410.00 250.50 23.50 103.50 324.50 h 628.00 800.00 1078.50 6382.50
1942 1287.50 1035.00 904.50 551.50 511.00 360.00 a 0.00 z 95.38 e 0.00 z 0.00 z 0.00 z 0.00 z 4744.88
1943 0.00 z 0.00 z 1003.00 591.00 568.50 396.50 124.50 121.00 226.00 514.50 871.50 1139.00 5555.50
1944 1138.50 1021.00 1026.00 670.50 408.00 286.00 86.00 82.00 212.00 364.50 924.00 1132.00 7350.50
1945 1118.50 896.00 928.00 722.00 423.50 319.50 40.00 35.00 324.50 475.50 908.50 1136.00 7327.00
1946 1099.00 981.50 828.50 580.00 471.50 344.50 124.00 73.00 325.00 770.00 950.50 1053.50 7601.00
1947 1289.00 892.50 789.00 651.50 316.00 340.50 58.00 98.00 250.00 531.13 a 662.50 h 843.50 f 5215.63
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 126.50 297.50 579.00 976.50 1400.00 3379.50
1949 1744.27 a 0.00 z 880.00 530.00 329.50 211.00 f 107.50 62.50 207.93 a 495.50 j 674.00 1135.50 5671.20
1950 1543.00 955.00 948.50 729.50 539.00 300.00 125.50 94.50 318.00 0.00 z 0.00 z 378.50 q 5553.00
1951 1239.00 962.50 1040.00 562.00 438.00 294.00 66.00 83.00 226.00 649.00 929.50 1269.00 7758.00
1952 1276.50 1032.00 1033.50 531.50 428.32 a 275.50 94.50 87.50 180.00 414.00 1005.00 1079.50 7437.82
1953 860.00 924.00 887.50 698.79 a 571.50 397.50 66.00 88.50 169.50 496.50 780.50 1045.50 6985.79
1954 1159.50 797.00 987.50 682.50 455.50 391.00 99.50 205.50 339.00 650.50 769.00 1152.00 7688.50
1955 1251.00 1119.00 1190.40 a 799.00 562.81 b 237.50 160.00 41.00 310.50 566.00 1103.00 1200.00 8540.21
1956 1157.50 1196.77 a 608.50 i 583.00 372.00 285.00 55.00 126.50 250.00 639.00 952.24 a 1041.50 6658.51
1957 1513.50 978.50 864.00 643.50 339.00 234.50 86.80 a 111.50 185.00 644.50 961.00 1000.00 7561.80
1958 1043.84 b 771.50 953.00 707.50 254.00 180.52 a 54.50 31.50 328.50 548.50 906.00 913.47 a 6692.83
1959 1078.00 976.00 888.00 629.50 564.72 a 233.00 91.97 a 120.90 a 373.50 613.50 930.50 1078.00 7577.58
1960 1299.00 1066.50 864.50 645.00 532.00 198.62 a 17.50 171.50 216.00 554.00 900.00 1146.00 7610.62
1961 1026.21 b 801.00 881.00 684.50 480.00 115.50 22.50 12.50 393.00 683.50 994.50 1167.67 a 7261.87
1962 1317.50 c 968.59 a 972.50 574.00 534.50 259.50 117.00 109.02 a 187.50 575.50 816.00 1006.50 7438.11
1963 1431.50 715.00 838.00 683.00 393.70 a 253.50 96.62 a 73.00 120.00 467.50 819.00 1082.00 6972.82
1964 1135.50 1033.00 996.50 731.00 485.00 251.50 55.50 143.50 372.50 544.50 0.00 z 0.00 z 5748.50
1965 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 0.00 z 0.00
1966 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 0.00 z 0.00
1967 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 0.00 z 0.00
1968 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 0.00 z 0.00
1969 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 0.00 z 0.00
1970 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 0.00 z 0.00
1971 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 0.00 z 0.00
1972 0.00 z 0.00 z 0.00 z 0.00 z 377.00 200.50 74.00 40.50 358.00 551.50 860.00 1303.00 3764.50
1973 1216.50 887.50 839.00 665.50 386.00 0.00 z 31.00 35.50 242.50 558.00 965.00 958.50 6785.00
1974 1260.50 845.00 882.00 667.50 530.00 141.00 76.50 44.50 136.00 412.50 803.00 1010.00 6808.50
1975 1153.50 1021.50 949.00 816.00 531.00 243.50 15.50 94.00 165.00 595.50 928.50 1017.00 7530.00
1976 1090.50 993.00 0.00 z 651.50 0.00 z 0.00 z 0.00 z 0.00 z 156.92 d 0.00 z 0.00 z 0.00 z 2891.92
Period of Record Statistics
MEAN 1201.79 968.35 904.10 647.60 444.78 252.18 68.52 82.27 256.89 557.88 877.26 1116.93 7317.00
S.D. 182.81 135.65 110.02 92.25 99.57 73.75 38.19 43.07 87.55 89.96 103.82 121.96 467.01
SKEW 1.06 0.61 0.42 -0.11 -0.34 0.04 0.39 0.32 0.45 0.14 -0.26 0.30 -0.20
MAX 1744.27 1392.00 1218.00 846.50 636.00 397.50 160.00 205.50 491.50 770.00 1103.00 1400.00 8540.21
MIN 860.00 715.00 635.50 414.50 227.00 93.50 9.50 2.50 116.50 364.50 635.50 890.00 5938.44
NO YRS 51 50 51 52 51 50 51 54 52 51 50 50 40