GRAND VIEW 4 NW, IDAHO

Monthly Total Heating Degree Days

(103760)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201010
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
1909 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 n 0.50 g 3.00 100.00 q 377.00 h 608.08 d 626.50 m 611.08
1910 1285.50 1008.00 d 505.50 288.50 164.00 60.50 0.00 d 29.50 106.55 a 422.63 a 691.00 928.00 5489.69
1911 1014.73 a 988.50 672.00 525.50 313.50 74.50 9.00 6.50 210.50 581.00 876.00 1120.65 a 6392.38
1912 1121.00 784.50 734.00 496.00 277.00 16.50 q 43.92 a 43.00 253.27 d 200.00 r 0.00 z 0.00 z 3752.69
1913 1145.00 860.00 374.00 m 113.50 w 159.00 25.50 10.50 11.00 41.50 g 535.30 c 661.50 1220.00 4627.80
1914 898.50 847.50 612.50 362.50 103.00 116.00 1.60 b 2.50 179.50 367.00 811.00 1345.00 5646.60
1915 1174.00 652.50 583.00 215.00 f 142.00 j 92.50 4.13 a 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2506.13
1916 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 111.11 c 18.50 24.50 209.50 624.02 d 991.80 e 972.00 g 1979.43
1917 1399.43 c 1038.07 a 974.43 a 572.68 b 351.69 b 3.00 z 0.50 f 0.00 r 125.00 c 408.96 e 659.48 a 470.50 g 5529.75
1918 945.50 c 806.30 a 597.04 d 514.62 d 272.44 e 13.39 b 0.00 h 32.50 m 46.80 e 296.50 g 733.27 d 839.50 h 3929.35
1919 1029.89 d 786.80 c 523.50 h 135.00 r 0.00 z 19.50 g 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1816.69
1920 709.00 g 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 92.31 d 464.47 b 732.86 b 910.76 b 2200.39
1921 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
1922 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
1923 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 439.00 698.28 a 1025.00 2162.28
1924 1195.50 621.50 700.00 343.97 a 39.86 c 25.00 0.00 o 5.50 83.00 273.83 d 747.86 b 1403.78 a 5439.80
1925 1065.00 641.20 c 564.50 291.50 59.00 75.50 0.00 h 8.00 78.50 438.00 707.00 618.50 i 3928.20
1926 1015.50 614.50 506.50 185.00 94.50 11.50 0.00 z 6.00 183.00 299.50 588.00 1034.50 4538.50
1927 967.50 0.00 z 770.00 444.00 215.34 c 20.19 d 0.00 9.19 d 144.64 b 279.00 516.00 0.00 z 3365.86
1928 968.15 e 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 197.50 t 756.50 1193.50 2918.15
1929 1315.90 b 1094.50 443.50 l 506.50 189.50 88.00 0.00 0.00 262.00 444.50 891.00 902.00 5693.90
1930 1440.50 693.50 648.00 289.00 256.27 a 71.67 c 0.00 2.00 135.00 509.50 950.00 1331.50 6326.93
1931 1119.50 832.00 661.00 396.50 141.00 9.50 7.50 h 3.00 g 160.50 417.50 909.50 1186.50 5833.50
1932 1177.00 1013.00 699.50 388.50 180.00 67.76 a 5.50 27.50 0.00 z 537.33 a 727.00 1314.50 6137.59
1933 0.00 z 0.00 z 0.00 z 463.97 a 340.00 4.00 k 0.00 12.50 149.42 d 347.50 750.00 813.00 2876.39
1934 849.50 623.26 a 469.50 187.24 a 71.82 a 46.50 0.00 0.00 181.50 383.00 641.00 1042.50 4495.82
1935 1246.09 c 1020.00 760.50 472.50 329.63 a 50.00 0.50 7.00 75.50 437.50 972.00 1173.00 6544.22
1936 1044.00 999.00 771.50 339.00 120.50 i 22.00 0.00 5.00 232.50 0.00 z 473.00 p 1053.00 4466.00
1937 1591.00 936.00 663.00 450.00 c 141.00 69.50 0.00 16.50 72.69 d 296.50 g 616.50 871.00 5427.19
1938 914.50 668.50 695.50 373.27 d 241.50 45.50 4.50 6.50 47.50 415.92 a 901.00 1007.50 5321.69
1939 283.50 v 924.52 a 663.00 248.50 i 161.50 111.50 0.00 0.00 z 0.00 z 446.50 819.50 869.00 3995.52
1940 1012.15 a 707.28 b 612.77 a 403.00 131.00 39.00 1.66 c 0.00 165.00 376.50 881.50 985.50 5315.35
1941 1011.38 c 734.50 658.00 331.00 f 150.00 67.50 b 0.00 a 8.00 212.00 223.00 o 704.50 554.50 j 3545.88
1942 1362.50 861.00 756.00 370.50 305.50 60.00 j 0.00 a 28.00 n 127.50 365.50 694.62 d 875.50 5718.62
1943 913.50 704.00 0.00 z 173.00 195.00 59.50 0.00 0.00 21.00 275.00 i 768.50 1044.50 3879.00
1944 1226.50 826.50 742.00 402.00 168.50 119.00 0.52 a 1.00 155.00 270.00 l 837.00 1205.50 5683.52
1945 1096.50 0.00 z 734.50 457.50 171.00 82.50 0.00 4.13 a 192.50 292.00 708.00 1017.66 b 4756.29
1946 1055.00 818.50 584.35 a 0.00 z 0.00 z 0.00 z 0.00 s 0.00 156.00 579.50 776.50 886.00 4855.85
1947 1260.00 746.00 564.00 370.50 67.00 53.00 0.00 13.50 125.50 298.00 798.00 1051.00 5346.50
1948 999.00 904.00 487.00 j 435.50 198.50 13.00 0.50 11.33 e 133.00 384.18 c 801.35 d 1161.98 a 5042.33
1949 1663.00 927.50 628.50 285.50 93.00 40.50 0.00 0.00 55.00 518.50 643.00 984.50 5839.00
1950 1164.50 777.50 706.00 397.00 211.00 58.50 0.00 2.00 10.00 f 85.00 p 663.50 878.50 4858.50
1951 1079.00 753.00 744.00 296.00 145.00 62.00 0.00 15.00 66.00 434.50 776.50 1106.00 5477.00
1952 1193.50 976.50 752.50 264.50 107.50 19.62 d 0.00 0.50 37.20 e 296.00 902.59 a 938.02 b 5488.42
1953 674.00 717.00 600.88 a 421.55 a 259.00 57.00 0.00 e 0.00 40.34 a 283.50 j 455.00 f 996.28 b 3766.06
1954 850.84 c 674.50 736.50 313.50 87.66 b 81.11 c 0.00 0.00 i 62.40 e 414.50 646.00 1054.50 4921.51
1955 1203.83 a 937.50 785.16 b 493.50 212.87 a 15.50 f 11.00 0.00 153.00 389.10 b 667.00 g 901.67 b 5087.63
1956 969.55 b 1045.00 645.50 351.00 104.00 j 28.93 b 1.00 14.00 90.60 e 455.50 894.50 1063.50 5559.08
1957 1270.50 781.85 b 645.32 a 414.50 108.00 27.32 b 0.00 g 4.50 f 26.50 j 442.00 837.50 901.00 5427.98
1958 1021.00 611.50 723.69 b 437.00 81.52 d 28.00 0.00 b 0.00 d 88.97 a 312.50 741.50 903.65 a 4949.32
1959 878.50 742.00 a 697.00 361.61 b 288.30 a 9.50 3.74 b 9.50 200.50 336.72 b 856.11 c 1116.00 c 5499.48
1960 1230.18 a 888.40 c 605.61 c 357.12 d 220.88 c 6.00 0.00 c 51.67 d 47.07 a 479.97 b 810.50 0.00 z 4697.39
1961 1190.73 c 679.00 b 631.22 b 324.00 g 98.00 j 0.00 e 0.00 0.00 d 182.50 458.28 a 802.24 a 1041.50 4985.48
1962 1383.78 b 628.50 i 578.00 g 175.50 l 195.54 e 57.93 a 0.00 22.50 84.00 f 428.83 a 719.50 941.50 3749.58
1963 1280.50 624.00 645.50 500.50 64.00 h 92.50 0.00 a 0.00 e 44.50 305.00 715.00 1180.00 5387.50
1964 1116.00 a 1002.17 c 804.50 482.50 228.50 94.00 0.00 38.50 157.50 405.58 a 794.00 901.00 6024.26
1965 952.50 748.22 a 783.00 342.50 272.50 55.50 2.58 a 24.50 247.50 354.00 645.00 1067.00 5494.81
1966 946.00 816.00 615.50 398.33 c 131.50 73.97 a 2.50 6.00 45.50 467.50 0.00 z 0.00 z 3502.80
1967 0.00 z 310.50 o 648.50 587.00 231.50 75.50 0.00 0.00 43.00 448.50 724.50 1159.00 3917.50
1968 1112.50 745.50 577.00 517.50 219.50 53.00 0.50 80.50 151.00 416.50 756.00 802.00 f 4629.50
1969 974.50 852.00 770.00 362.50 108.50 70.50 3.00 8.50 82.50 582.50 803.00 1026.50 5644.00
1970 880.00 684.50 669.00 548.50 190.50 55.50 0.00 0.00 225.50 540.50 690.50 525.00 m 4484.50
1971 944.00 743.50 739.00 431.50 139.00 62.50 1.00 2.50 220.50 460.50 757.50 844.00 f 4501.50
1972 776.50 h 528.00 g 583.00 430.00 134.50 16.50 6.50 0.00 197.50 400.00 755.00 1354.46 e 3877.46
1973 1051.33 b 763.50 625.50 411.50 127.00 55.50 2.00 4.50 124.00 427.00 682.50 879.00 5153.33
1974 1104.50 503.50 i 653.00 419.00 224.50 18.00 4.00 5.50 75.50 395.50 690.00 975.00 4564.50
1975 1126.00 781.50 687.50 547.50 234.00 44.50 0.00 14.50 104.00 408.54 c 814.00 961.00 b 5723.04
1976 1014.00 878.00 831.50 452.50 112.50 72.00 0.00 40.30 a 113.00 483.50 815.00 1175.00 5987.30
1977 1333.50 849.00 758.00 328.00 334.00 1.03 a 15.50 31.50 119.00 413.00 744.00 857.50 5784.03
1978 847.00 745.50 506.00 413.50 228.50 38.89 c 0.50 28.50 191.50 450.50 871.50 1221.92 a 5543.81
1979 1482.00 872.50 655.00 464.00 167.00 45.50 4.00 7.00 63.89 c 309.50 h 897.00 926.50 5584.39
1980 1038.00 706.50 668.00 288.00 173.00 89.50 0.00 19.00 83.00 399.50 542.50 g 978.00 4442.50
1981 945.50 726.00 603.00 342.00 216.00 43.00 5.50 0.00 92.00 456.50 626.00 906.50 4962.00
1982 1205.00 922.50 641.00 498.00 200.00 61.50 5.00 0.00 115.50 396.50 856.00 982.50 5883.50
1983 937.00 661.50 567.50 486.50 234.00 28.00 15.50 0.00 93.00 346.00 633.50 1165.00 5167.50
1984 1264.00 949.50 610.50 465.50 211.00 116.00 0.00 0.00 152.50 k 486.50 720.00 1283.00 6106.00
1985 1314.00 1001.50 818.50 301.00 147.50 11.50 0.00 4.00 l 0.00 z 533.00 1077.50 1556.00 6760.50
1986 984.50 611.50 451.00 430.50 224.00 4.50 17.00 1.00 253.00 418.50 717.50 1148.00 5261.00
1987 1129.50 745.50 0.00 z 219.50 111.50 28.50 16.00 5.00 94.50 377.50 679.50 973.00 4380.00
1988 0.00 z 767.50 599.00 293.50 185.00 15.00 0.00 2.00 162.00 228.50 694.50 1147.00 4094.00
1989 1155.50 1068.50 577.00 300.00 193.50 14.00 0.00 16.00 81.00 422.00 777.00 1071.50 5676.00
1990 931.50 818.50 550.50 209.50 210.00 53.00 6.50 3.00 24.00 407.00 749.50 1457.50 5420.50
1991 1262.00 653.00 605.00 435.00 254.00 78.50 0.00 0.00 72.50 411.50 0.00 z 1033.50 4805.00
1992 947.50 671.50 491.00 261.00 43.00 34.50 2.50 32.00 119.50 380.00 905.00 1086.50 4974.00
1993 1265.50 977.00 673.50 423.50 117.50 117.50 19.50 41.00 140.50 422.50 971.00 1010.50 6179.50
1994 995.62 a 851.00 545.00 333.50 115.00 49.00 2.00 2.00 34.00 460.50 913.00 1102.00 5402.62
1995 910.50 690.50 0.00 z 0.00 z 214.00 85.50 7.50 22.50 94.00 480.50 621.50 971.00 4097.50
1996 979.50 877.50 614.00 385.00 216.50 28.39 b 0.00 l 8.00 151.50 425.50 732.50 889.50 5307.89
1997 987.50 776.00 586.50 354.00 i 111.50 29.50 14.50 0.00 72.00 441.50 741.50 1098.50 4859.00
1998 816.00 715.50 637.50 453.00 220.00 0.00 z 0.00 0.00 77.00 449.50 651.50 1077.00 5097.00
1999 927.50 785.62 b 655.00 377.00 h 262.50 55.00 7.50 10.50 125.50 369.13 d 593.50 1031.00 4822.75
2000 953.25 a 673.73 a 640.00 260.17 a 150.87 a 29.50 0.50 0.00 113.50 401.97 a 941.50 1079.66 b 5244.64
2001 1151.00 838.32 c 553.00 458.28 a 114.00 51.43 b 1.66 c 0.00 64.14 a 377.34 b 667.78 c 1042.00 5318.95
2002 1007.00 881.00 725.00 391.00 177.50 51.21 a 0.00 6.00 105.00 530.32 c 794.50 912.50 5581.03
2003 860.50 767.00 541.00 438.50 233.50 15.50 0.00 0.00 84.50 262.50 812.00 861.50 4876.50
2004 1072.50 871.50 480.00 285.00 180.50 30.50 0.00 16.50 87.50 360.00 776.00 916.50 5076.50
2005 991.50 798.50 338.00 l 377.00 150.50 79.20 e 0.00 4.50 124.00 388.00 845.50 1138.00 4896.70
2006 864.42 e 856.50 687.50 347.50 160.17 a 4.50 0.00 7.50 130.00 465.00 686.50 1066.00 5275.59
2007 1142.50 703.50 503.50 361.00 91.50 25.00 0.00 0.00 115.50 406.00 783.50 1077.50 5209.50
2008 1096.00 807.00 712.50 532.50 178.00 61.50 0.00 1.50 69.50 413.50 670.50 1117.50 5660.00
2009 1054.00 822.35 e 678.00 405.50 161.50 22.50 1.00 16.00 38.50 527.00 748.50 0.00 z 4474.85
2010 706.50 g 706.00 617.00 482.50 342.50 40.34 a 4.00 27.50 54.00 324.50 0.00 z 0.00 z 2598.34
Period of Record Statistics
MEAN 1088.73 807.67 651.61 392.81 183.88 49.95 3.31 10.49 119.73 419.31 764.01 1056.16 5504.01
S.D. 177.21 122.60 92.65 92.65 71.87 30.49 6.59 14.22 60.52 76.50 104.44 148.90 432.76
SKEW 0.71 0.39 0.33 -0.27 0.29 0.41 3.47 2.19 0.52 0.09 0.43 0.93 0.35
MAX 1663.00 1094.50 974.43 587.00 351.69 119.00 43.92 80.50 262.00 624.02 1077.50 1556.00 6544.22
MIN 674.00 611.50 451.00 173.00 39.86 0.00 0.00 0.00 21.00 228.50 516.00 813.00 4495.82
NO YRS 90 88 85 84 88 88 86 87 87 86 90 83 39