GARDEN VALLEY R S, IDAHO

Monthly Total Heating Degree Days

(103448)

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
1893 1273.00 1122.00 1014.50 0.00 z 444.85 a 208.00 45.00 21.50 242.00 k 590.50 897.50 1189.00 6805.85
1894 1275.65 a 1286.50 1022.50 614.00 318.00 220.00 5.00 32.00 336.35 d 612.50 800.00 1333.50 7856.00
1895 1319.50 1112.50 951.50 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 3383.50
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 1032.50 h 0.00
1910 1308.00 1076.50 365.50 l 409.66 a 289.52 c 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3083.67
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 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
1914 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
1915 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
1916 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 134.00 h 25.50 32.11 c 0.00 z 554.90 a 1048.50 1377.50 3038.51
1917 1444.00 1084.00 1167.00 755.17 a 415.00 222.50 7.23 a 18.60 a 112.50 508.50 798.50 915.02 a 7448.02
1918 0.00 z 377.50 r 767.50 616.00 315.50 i 70.96 d 29.00 84.22 a 125.89 b 458.00 927.41 a 1305.50 4384.48
1919 1294.00 961.00 856.00 499.50 300.00 134.46 b 6.20 a 5.50 169.50 673.45 b 1069.44 c 1415.50 7384.56
1920 1290.00 1016.50 875.50 678.50 421.50 169.66 a 12.00 65.62 a 249.50 0.00 z 524.00 k 1149.00 5927.77
1921 1190.92 a 945.50 816.16 b 617.22 c 327.00 79.29 b 26.19 b 13.50 352.22 c 452.00 799.29 b 688.50 k 5619.28
1922 1433.23 a 1064.50 763.50 h 515.00 h 386.50 54.50 21.50 f 9.00 g 1165.71 b 0.00 z 0.00 z 0.00 z 4104.45
1923 1132.03 b 1178.43 e 673.50 j 221.50 o 334.00 200.00 11.62 c 8.04 d 107.50 0.00 z 0.00 z 0.00 z 2971.63
1924 0.00 z 0.00 z 0.00 z 0.00 z 116.25 e 74.50 6.50 32.00 195.00 483.50 896.50 1373.00 3177.25
1925 1107.00 832.00 754.85 a 468.10 a 205.50 192.00 0.00 58.00 213.10 a 365.50 k 515.00 o 743.00 k 3830.56
1926 1339.50 928.15 a 819.29 c 0.00 z 240.00 g 0.00 z 42.00 p 65.50 u 0.00 z 0.00 z 0.00 z 380.00 s 3086.93
1927 0.00 z 0.00 z 0.00 z 343.50 n 184.00 m 89.00 h 0.00 z 0.00 z 0.00 z 166.50 t 256.50 s 1383.38 c 1383.38
1928 1179.60 b 1062.00 849.52 e 486.00 i 0.00 z 0.00 z 26.41 d 61.00 139.50 f 586.02 e 597.50 i 1391.12 c 5155.67
1929 1141.50 h 1122.15 b 688.00 f 675.56 c 277.50 g 0.00 z 0.00 z 0.00 z 0.00 z 292.50 n 770.00 h 1036.84 c 2834.55
1930 1522.62 a 833.84 c 744.55 c 398.57 b 385.71 e 196.73 d 4.00 5.54 c 115.00 g 473.00 g 1091.11 c 727.00 m 5182.67
1931 1227.48 e 1029.28 c 826.67 d 533.89 c 299.67 a 96.35 d 21.00 14.00 167.50 j 407.00 i 0.00 z 1361.23 c 5409.56
1932 1378.47 a 1111.50 880.18 c 610.20 e 327.29 e 148.45 a 0.00 t 83.00 205.00 545.27 c 0.00 z 1058.00 g 5289.35
1933 1204.23 e 1283.00 907.00 650.56 c 442.94 e 0.00 z 4.65 a 49.71 b 285.50 f 399.42 e 846.60 e 1024.60 b 6812.71
1934 1000.50 770.52 a 611.50 358.00 152.70 d 135.00 b 5.17 a 0.00 205.20 e 402.00 f 751.80 e 921.00 h 3990.39
1935 1226.05 a 969.04 e 926.90 a 561.43 b 372.00 150.00 a 20.50 22.50 120.00 a 0.00 z 0.00 z 0.00 z 4368.42
1936 0.00 z 0.00 z 0.00 z 261.00 g 216.00 83.00 1.00 17.50 203.50 452.50 1006.00 1179.50 3159.00
1937 1668.00 1059.50 821.50 621.50 291.50 171.00 3.50 44.00 133.50 451.50 577.50 h 0.00 z 5265.50
1938 1189.00 841.00 845.02 b 517.50 377.50 121.00 21.18 a 49.00 96.00 316.00 g 1046.67 c 1130.00 6233.87
1939 1183.00 1105.00 816.00 476.50 212.19 b 174.83 a 6.00 4.00 124.50 494.93 b 597.50 i 667.00 h 4596.95
1940 1068.43 b 876.50 696.43 b 502.00 215.00 68.00 2.00 1.00 149.00 448.39 c 947.31 d 1141.00 6115.06
1941 1206.00 882.00 b 738.12 b 526.15 d 274.72 b 89.00 2.00 26.00 289.29 b 530.74 b 0.00 z 0.00 z 4564.03
1942 0.00 z 1015.54 b 871.21 b 480.00 427.05 b 219.11 b 3.50 33.00 139.14 a 374.50 j 564.00 k 1129.90 b 4318.44
1943 1281.50 956.85 b 989.42 a 430.18 b 412.82 a 163.00 g 26.00 31.50 72.50 f 344.50 l 915.54 b 1145.50 6189.29
1944 1364.00 967.50 940.00 582.50 337.00 230.00 21.00 19.50 164.00 0.00 z 906.50 1209.50 6741.50
1945 1161.00 891.00 868.50 640.00 341.50 215.00 6.50 18.50 265.00 451.00 877.50 1226.00 6961.50
1946 1321.50 1035.00 798.00 482.50 321.50 115.00 2.00 5.17 a 205.50 698.50 920.50 621.50 k 5905.17
1947 1073.00 f 864.50 692.00 526.00 215.50 221.50 1.00 25.00 37.00 r 406.50 967.00 1139.50 5058.50
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 35.50 170.00 535.00 971.00 1466.00 3177.50
1949 1851.73 a 1058.50 799.00 421.50 227.50 111.00 3.88 c 5.34 b 77.00 h 0.00 z 780.50 1217.50 6476.45
1950 1354.00 1002.00 899.00 595.34 a 413.52 c 159.00 12.92 a 9.00 183.50 f 365.00 f 807.93 a 963.00 6215.71
1951 1220.00 913.00 974.00 490.00 314.50 191.50 12.06 d 27.26 b 89.50 g 563.17 a 938.28 a 1253.00 6896.76
1952 1272.00 1114.50 945.00 463.00 260.50 99.50 13.43 a 19.50 79.50 381.82 a 1028.50 591.50 n 5677.25
1953 940.50 922.00 768.00 575.00 420.57 a 214.50 5.00 21.00 93.21 b 405.98 e 748.50 1212.50 6326.76
1954 1111.83 e 848.50 859.70 c 530.00 269.00 235.50 14.00 60.50 154.00 525.45 a 791.50 1251.50 6651.47
1955 1341.00 1110.00 1003.88 a 669.50 388.00 129.50 62.50 2.00 196.50 488.52 b 1042.50 b 1132.00 7565.90
1956 1144.50 1135.50 860.77 a 492.50 258.50 153.50 23.00 36.50 136.00 583.32 a 990.00 1198.50 7012.58
1957 1490.00 926.00 799.50 521.00 192.50 f 124.14 a 4.00 19.50 68.89 c 556.28 d 987.50 1130.47 a 6627.27
1958 1282.50 815.50 845.27 a 614.50 193.75 c 83.08 d 10.00 3.10 a 138.50 g 308.00 i 835.00 c 1000.61 d 5683.30
1959 1040.88 e 925.56 a 845.00 498.50 426.00 81.50 15.50 26.00 200.00 c 440.72 a 833.50 1182.50 6515.66
1960 1238.50 1067.82 a 843.50 539.00 409.50 49.14 a 1.00 42.00 65.00 428.12 b 1012.80 e 1206.86 b 6903.24
1961 1149.87 d 819.50 769.00 607.00 276.00 25.00 2.00 4.00 361.00 622.50 973.93 b 1181.00 6790.80
1962 1437.76 b 976.89 a 950.67 d 410.89 b 344.88 c 111.50 30.50 82.67 a 142.00 470.37 e 798.21 b 1016.11 d 6772.44
1963 1349.00 740.92 b 783.61 d 647.22 c 267.50 146.25 b 20.00 27.50 97.76 a 280.50 i 868.39 b 994.00 f 4948.16
1964 1308.50 1161.00 997.50 720.56 c 372.53 b 181.50 5.50 70.50 295.00 487.45 b 603.00 j 1105.00 6705.04
1965 1047.80 a 918.00 917.00 537.00 364.00 111.50 16.50 76.00 358.00 428.50 752.22 c 1227.00 6753.52
1966 1218.50 1070.50 854.64 b 606.50 257.30 a 182.50 24.50 23.00 70.50 546.50 697.00 982.00 6533.44
1967 972.50 906.50 898.50 800.00 349.00 108.00 0.00 0.00 39.00 539.50 893.50 1347.00 6853.50
1968 1245.50 894.50 698.50 615.00 338.00 93.50 3.50 82.00 169.50 535.00 849.00 1154.50 6678.50
1969 1153.50 971.00 892.69 d 517.50 225.00 118.00 13.00 7.00 105.00 616.00 896.00 1151.00 6665.69
1970 1152.50 828.50 824.00 698.00 311.50 81.50 2.50 1.00 250.00 638.00 812.50 1210.66 c 6810.66
1971 831.50 g 1004.00 972.50 569.00 243.00 113.00 17.00 3.00 282.00 526.50 901.00 1165.08 a 5796.08
1972 1238.50 998.00 792.00 663.00 278.50 57.50 6.00 h 3.00 273.00 481.50 867.50 1323.50 6976.00
1973 1215.00 865.50 827.50 626.00 270.00 114.00 9.00 1.50 137.00 487.00 870.50 1072.00 6495.00
1974 1273.50 962.50 857.00 582.50 375.50 82.50 26.50 42.50 156.50 480.50 819.50 1152.00 6811.00
1975 1228.50 946.50 663.50 g 697.00 406.50 178.00 9.50 67.50 144.00 346.50 h 358.50 r 414.50 s 3677.50
1976 677.50 m 1066.50 1011.24 b 568.00 97.50 r 172.00 9.50 80.08 a 166.61 b 623.44 d 822.50 1222.50 5742.38
1977 1324.06 e 873.50 852.50 457.00 425.70 c 26.79 b 31.50 62.00 227.00 524.50 909.50 1015.50 6729.54
1978 1028.17 d 364.00 p 313.50 p 208.50 s 198.50 p 137.14 b 19.00 86.00 244.82 b 501.00 540.00 l 1003.00 k 2016.13
1979 1508.50 450.00 m 811.17 d 575.00 405.77 c 125.89 b 23.77 a 7.50 122.00 389.88 e 999.64 b 1100.50 6069.62
1980 1210.15 d 924.50 862.63 e 500.77 d 311.15 d 199.00 34.00 107.50 223.00 399.00 f 709.50 g 1074.87 e 5447.57
1981 742.00 h 561.50 j 463.50 k 364.50 i 204.50 n 170.50 42.00 12.00 212.00 372.00 m 835.80 e 741.00 i 1272.30
1982 847.00 l 815.50 i 903.81 b 745.00 432.00 148.50 75.00 42.00 271.00 593.50 969.00 745.50 l 4179.81
1983 1054.00 855.50 725.00 330.50 n 356.00 148.50 81.50 13.50 219.00 484.00 831.50 912.50 i 4768.50
1984 1250.00 0.00 z 473.50 m 618.89 c 379.00 212.50 10.00 6.00 317.00 639.50 887.00 1387.00 5706.89
1985 1388.00 1107.00 971.50 493.50 267.00 99.50 0.00 99.00 380.00 669.50 1095.00 1482.00 8052.00
1986 1118.07 a 868.00 666.00 586.55 a 327.50 67.50 82.50 3.50 361.00 572.00 876.00 1226.00 6754.62
1987 1287.00 870.50 752.50 381.00 222.50 92.50 65.00 62.50 143.00 436.50 877.50 1226.50 6417.00
1988 1349.00 944.50 818.50 521.00 380.00 81.50 f 13.50 32.00 265.50 343.50 0.00 z 111.50 z 4667.50
1989 114.00 z 0.00 z 87.50 z 119.50 w 221.00 n 122.50 10.00 66.00 158.50 522.00 121.50 z 499.50 s 879.00
1990 461.00 s 383.50 s 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
1991 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 262.00 15.50 20.00 207.50 646.00 997.50 1225.50 3374.00
1992 1208.50 807.00 612.00 447.00 197.00 95.00 50.50 79.00 232.00 481.50 984.50 1334.00 6528.00
1993 1312.00 1073.50 804.50 588.50 238.50 224.50 169.00 99.50 233.50 504.00 1066.00 1203.00 7516.50
1994 1094.50 1026.00 717.50 444.00 250.50 137.50 26.50 14.00 130.50 547.50 1083.00 1182.50 6654.00
1995 1164.50 809.50 791.50 579.00 366.00 170.50 31.50 75.50 183.50 608.00 772.00 1064.00 6615.50
1996 1125.00 1073.00 769.00 536.50 405.00 133.50 19.00 58.00 308.00 535.50 836.50 1118.50 6917.50
1997 1185.50 960.00 799.50 594.50 282.00 124.00 52.00 14.00 137.00 573.00 830.50 1186.50 6738.50
1998 1019.00 872.00 778.50 575.00 357.50 184.00 0.00 15.50 82.50 566.00 793.00 1122.00 6365.00
1999 1088.00 961.50 797.00 608.00 415.50 179.50 53.50 20.00 244.50 492.50 762.00 1184.50 6806.50
2000 1145.50 887.50 751.00 419.00 300.00 112.00 22.00 20.50 231.50 522.50 1038.00 1189.00 6638.50
2001 1291.67 a 990.00 731.00 597.00 298.00 144.50 21.00 9.00 109.66 a 520.50 775.00 1250.00 6737.32
2002 1185.50 1058.00 923.00 554.50 354.50 121.00 3.00 63.00 178.50 632.00 879.00 1012.00 6964.00
2003 993.50 853.00 710.50 555.50 356.00 117.50 5.50 1.50 194.00 417.50 988.00 1053.50 6246.00
2004 1231.00 1039.50 701.50 463.00 354.00 129.00 15.00 45.00 220.50 503.50 860.00 1055.00 6617.00
2005 1132.00 866.00 747.00 530.00 329.00 207.00 14.00 26.50 223.50 479.00 928.50 1333.00 6815.50
2006 1079.50 1060.50 864.50 512.00 292.50 71.00 3.50 37.50 224.00 564.00 826.00 1203.50 6738.50
2007 1312.00 860.50 648.00 508.00 281.00 90.50 0.00 37.50 202.00 510.50 881.00 1157.50 6488.50
2008 1314.00 1002.00 916.50 675.50 342.50 194.50 5.50 29.00 216.00 533.00 775.50 1201.00 7205.00
2009 1234.00 962.00 884.00 545.50 321.50 129.00 20.50 41.00 101.00 638.50 887.00 1314.00 7078.00
2010 1008.00 828.00 748.50 600.00 498.00 155.50 43.00 48.50 181.00 388.50 908.50 1122.50 6530.00
2011 1261.00 1045.00 804.50 696.00 425.73 a 214.14 a 40.82 a 6.00 100.34 a 472.00 950.00 1187.62 b 7203.15
2012 1138.50 987.00 750.95 b 473.00 388.50 158.50 3.00 15.00 151.50 545.60 a 781.00 1054.50 6447.05
2013 1379.50 b 916.22 a 754.50 14.50 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 3050.22
Period of Record Statistics
MEAN 1235.89 973.11 834.01 558.17 325.59 140.15 20.01 33.35 202.09 520.35 895.93 1188.76 6819.75
S.D. 149.36 112.16 100.30 90.49 76.06 53.31 24.40 27.84 132.28 76.97 96.32 120.44 399.89
SKEW 0.96 0.36 0.35 0.17 -0.29 0.08 3.15 0.80 4.75 0.10 0.29 0.25 1.14
MAX 1851.73 1286.50 1167.00 800.00 498.00 262.00 169.00 107.50 1165.71 698.50 1095.00 1482.00 8052.00
MIN 940.50 740.92 611.50 358.00 116.25 25.00 0.00 0.00 39.00 343.50 697.00 915.02 6115.06
NO YRS 86 88 86 84 86 89 91 94 83 76 77 76 46