BONNERS FERRY, IDAHO

Monthly Total Growing Degree Days

(101079)

Base Temperature = 40 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
1907 0.00 z 0.00 z 0.00 z 0.00 z 460.50 537.00 769.50 616.50 446.00 329.50 25.50 0.00 3184.50
1908 0.00 2.50 38.00 213.50 335.50 540.00 856.00 740.50 517.00 176.00 53.50 0.00 3472.50
1909 0.00 0.00 21.50 84.50 342.50 597.50 747.50 716.00 592.00 172.50 33.50 0.00 3307.50
1910 1.50 0.00 107.00 269.50 497.00 561.50 785.50 635.50 453.50 251.00 27.00 0.00 3589.00
1911 0.00 0.00 73.50 142.50 279.50 584.00 760.00 647.00 398.00 187.00 3.50 0.00 3075.00
1912 2.50 0.00 45.50 159.00 412.00 645.50 632.00 589.00 0.00 z 101.50 41.50 0.00 2628.50
1913 0.00 0.00 2.00 124.00 329.50 565.50 687.50 719.50 418.00 81.00 11.00 0.00 2938.00
1914 6.00 2.50 47.50 208.00 414.50 486.50 820.00 763.00 324.00 179.50 48.50 3.00 3303.00
1915 0.00 0.00 84.00 296.50 402.50 489.50 704.50 940.00 463.50 205.00 3.50 0.00 3589.00
1916 0.00 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
1917 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
1918 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
1919 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
1920 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
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 0.00 z 0.00 z 0.00 z 0.00
1924 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
1925 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
1926 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
1927 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
1928 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
1929 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
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 0.00 z 0.00 z 0.00 z 0.00
1932 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
1933 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
1934 0.00 z 0.00 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
1935 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
1936 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 126.50 j 1.00 4.50 5.50
1937 0.00 0.00 4.00 120.00 470.50 652.50 904.00 708.00 572.00 257.00 25.00 0.00 3713.00
1938 0.00 0.00 12.50 217.00 443.50 739.50 965.50 760.50 684.00 228.00 5.50 7.50 4063.50
1939 0.00 0.00 70.00 259.00 484.50 504.50 865.00 837.00 497.50 207.50 17.00 10.00 3752.00
1940 0.00 3.50 99.00 243.00 556.00 752.50 927.00 845.00 673.50 278.00 4.00 0.00 4381.50
1941 0.00 0.00 160.00 365.00 471.50 688.00 990.00 829.00 419.50 169.50 33.00 8.50 4134.00
1942 0.00 0.00 26.50 277.00 146.50 p 543.00 858.00 857.00 575.50 237.00 1.50 4.50 3380.00
1943 0.00 0.00 15.00 265.50 388.50 531.50 837.00 756.00 551.00 219.00 3.50 4.50 3571.50
1944 0.00 2.00 27.50 236.00 470.00 653.50 868.50 804.00 614.50 308.50 25.50 3.50 4013.50
1945 5.00 3.00 34.00 62.50 j 393.00 527.00 825.00 792.50 382.00 211.00 15.50 0.00 3188.00
1946 0.00 2.00 50.00 219.50 520.50 587.50 0.00 z 0.00 z 0.00 z 124.00 2.00 4.00 1509.50
1947 3.50 15.50 96.50 248.00 589.00 578.00 875.50 730.00 518.50 273.50 7.50 0.00 3935.50
1948 0.00 4.00 23.50 170.50 460.00 735.50 768.50 757.00 521.50 179.00 3.50 0.00 3623.00
1949 0.00 0.00 a 21.50 291.50 535.50 630.00 a 827.00 816.33 a 537.50 140.50 50.00 c 5.37 e 3855.20
1950 4.00 0.00 2.00 137.00 387.00 612.32 b 842.00 825.50 591.00 159.50 22.00 4.02 d 3586.34
1951 0.00 10.50 d 18.00 227.00 459.50 590.50 859.50 787.73 c 497.00 178.00 3.50 h 2.38 e 3630.12
1952 0.00 e 0.00 i 34.50 313.00 490.50 619.80 e 824.00 821.50 617.00 81.00 w 7.50 0.00 a 3727.80
1953 27.50 8.00 62.00 b 208.27 d 435.00 268.50 p 835.00 0.00 z 52.50 z 265.00 39.50 1.00 1881.27
1954 2.87 d 7.50 7.00 121.00 460.00 523.00 767.50 573.50 g 473.50 116.25 e 75.00 0.00 2553.62
1955 0.00 0.00 3.50 96.67 c 342.07 b 634.44 c 780.34 b 734.50 286.50 m 202.50 0.00 n 1.50 2795.52
1956 0.00 0.00 d 22.00 249.00 524.42 a 591.00 e 865.50 773.50 548.28 a 200.98 a 6.67 c 8.50 3789.84
1957 0.00 3.50 12.63 d 216.21 a 601.83 b 532.50 f 789.39 c 530.00 h 566.00 153.81 e 6.50 f 0.50 2343.86
1958 0.00 17.00 54.50 173.00 650.50 734.50 892.50 938.50 513.50 209.00 33.00 10.00 4226.00
1959 0.00 1.00 18.50 197.14 b 340.48 a 601.50 843.00 696.47 a 442.00 173.00 13.50 0.50 3327.09
1960 2.50 0.50 65.50 182.50 392.15 a 629.00 937.00 704.00 0.00 z 229.50 9.50 0.00 3152.15
1961 8.00 11.00 91.40 b 167.00 447.50 774.50 898.00 931.00 403.00 155.00 2.00 0.00 h 3888.40
1962 5.50 12.00 22.00 278.50 387.50 a 619.29 b 748.28 b 727.50 515.00 207.50 67.50 2.50 3593.06
1963 3.50 24.00 63.00 202.50 436.50 645.00 745.03 a 821.00 648.62 a 284.00 20.50 0.00 a 3893.65
1964 0.00 0.00 20.50 163.50 377.00 616.55 a 829.00 616.68 c 395.00 182.00 19.50 0.00 3219.73
1965 0.00 a 3.50 7.00 231.00 397.66 b 634.50 842.00 805.00 321.96 b 236.50 42.00 4.00 3525.12
1966 0.00 0.00 46.00 180.50 470.50 523.45 a 790.00 752.55 b 658.39 b 175.31 b 5.50 6.00 3608.20
1967 2.50 16.50 10.50 92.07 a 409.00 682.50 b 848.88 a 921.00 699.50 226.00 25.50 1.00 3934.95
1968 0.00 14.00 50.50 f 147.00 402.48 a 593.00 850.50 720.75 a 473.50 0.00 z 8.50 0.00 3209.73
1969 0.00 0.00 34.10 a 200.89 b 525.50 686.50 756.83 b 609.00 f 525.52 a 116.50 30.00 b 0.00 2875.84
1970 0.00 0.00 34.00 61.55 a 471.20 a 742.50 889.18 a 838.50 364.50 135.00 22.50 1.00 3559.94
1971 19.50 9.00 14.50 183.50 494.50 532.24 a 793.50 930.52 a 387.41 a 176.38 b 9.00 0.00 3550.05
1972 2.50 21.00 96.50 100.50 489.50 621.21 a 731.00 862.50 392.07 a 147.00 13.45 a 14.50 3491.72
1973 1.50 4.50 39.50 180.00 a 463.93 b 637.50 874.20 a 837.00 529.50 186.00 a 4.00 0.00 a 3757.63
1974 19.63 a 0.50 35.50 236.50 365.00 758.79 a 818.63 d 814.02 b 514.04 d 199.29 c 38.57 b 2.00 3802.47
1975 0.00 1.50 5.37 e 91.50 397.50 552.69 d 934.00 702.48 c 516.72 a 189.62 a 62.00 12.50 3465.88
1976 0.00 a 0.00 19.12 a 206.50 482.00 550.86 a 819.36 b 749.88 b 588.62 a 182.26 b 27.00 0.00 a 3625.60
1977 0.00 a 12.00 26.87 a 293.28 a 394.73 a 731.50 823.71 c 880.92 a 439.00 170.50 a 17.00 2.00 3791.51
1978 0.00 0.52 a 105.40 a 200.69 a 402.00 689.50 854.57 a 480.00 k 514.14 a 198.83 b 20.50 0.00 2986.14
1979 0.00 1.50 60.50 213.50 462.00 716.50 892.80 a 900.03 a 584.50 242.00 1.00 11.00 4085.33
1980 0.00 9.50 17.00 300.00 533.00 582.00 808.00 664.50 480.00 223.50 60.50 24.50 3702.50
1981 0.00 20.00 60.00 208.00 496.00 540.50 788.00 902.00 529.00 145.50 26.00 3.00 3718.00
1982 1.00 21.50 31.00 126.50 427.50 732.00 741.00 801.00 518.50 171.00 9.31 a 0.50 3580.81
1983 6.50 17.50 86.00 205.00 513.50 629.00 729.00 868.50 442.00 203.50 64.50 0.00 3765.00
1984 20.50 0.00 70.00 200.00 379.50 607.00 876.50 848.00 437.00 174.50 7.50 0.00 3620.50
1985 0.00 1.50 15.50 257.50 510.00 673.00 998.50 758.00 386.50 144.50 20.50 0.00 3765.50
1986 1.50 15.00 105.50 216.50 520.00 777.41 a 677.00 904.50 415.50 226.00 20.00 0.00 3878.91
1987 0.00 0.00 69.50 342.50 554.00 744.00 858.50 753.50 622.50 191.50 66.00 7.50 4209.50
1988 2.00 13.00 61.00 318.00 516.00 682.50 850.50 838.00 528.50 353.50 46.50 5.50 4215.00
1989 16.50 0.00 40.50 288.00 451.50 729.00 871.50 771.50 520.50 0.00 z 0.00 z 0.00 z 3689.00
1990 0.00 z 0.00 z 0.00 z 283.50 384.50 569.00 865.50 854.50 641.50 163.50 55.00 0.00 3817.00
1991 1.50 7.50 23.50 189.00 434.00 551.00 783.00 786.00 538.50 185.50 15.00 0.50 3515.00
1992 1.50 7.00 114.50 290.50 580.00 813.00 829.00 836.00 459.50 238.00 26.50 0.00 4195.50
1993 0.00 0.00 50.50 237.00 657.00 636.50 618.00 742.50 493.97 a 0.00 z 4.50 0.00 3439.97
1994 4.50 0.00 100.50 313.50 510.50 640.00 928.50 895.50 616.50 164.00 0.00 2.00 4175.50
1995 0.00 34.50 54.00 196.00 544.50 641.50 856.00 709.50 585.00 152.50 69.00 4.50 3847.00
1996 0.52 a 1.50 22.50 227.00 345.00 654.00 891.50 835.00 446.50 186.00 13.50 0.00 3623.02
1997 0.00 0.00 34.00 158.50 519.50 644.00 839.00 874.00 576.50 216.50 22.50 0.00 3884.50
1998 0.00 0.00 84.00 274.50 555.00 647.50 991.00 888.67 a 683.00 158.50 36.50 0.52 a 4319.18
1999 3.50 0.52 a 58.90 a 186.50 388.00 571.00 747.50 893.32 a 485.00 164.09 b 58.39 b 1.50 3558.21
2000 0.00 0.00 a 28.33 b 252.50 416.00 609.44 c 827.50 809.00 429.83 a 165.52 c 1.03 a 0.00 3539.15
2001 0.00 d 0.00 b 44.00 202.22 c 537.33 a 574.00 843.00 910.22 b 628.93 b 142.50 64.82 b 0.00 3947.03
2002 4.50 5.19 a 30.00 222.50 389.00 677.00 905.00 761.00 512.50 105.50 42.00 5.50 3659.69
2003 6.00 30.00 76.50 0.00 z 0.00 z 431.50 m 739.50 g 927.00 588.00 252.50 10.00 g 0.00 d 1880.00
2004 0.00 f 2.00 118.63 e 315.50 455.50 648.60 e 879.50 867.00 478.20 e 233.50 12.50 0.50 4011.43
2005 3.00 3.00 63.00 277.00 519.50 624.50 878.00 835.50 495.00 234.50 6.50 0.00 3939.50
2006 0.00 1.50 32.66 c 248.65 d 509.78 d 332.00 p 322.00 u 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 792.59
Period of Record Statistics
MEAN 2.48 5.26 47.14 214.44 457.94 628.96 830.65 798.42 512.56 194.71 24.77 2.55 3733.51
S.D. 5.29 7.79 33.84 65.66 75.97 75.70 75.66 84.55 88.43 51.15 20.76 4.23 302.17
SKEW 3.04 1.73 0.88 -0.15 0.23 0.30 -0.33 -0.35 0.06 0.58 0.79 2.59 -0.04
MAX 27.50 34.50 160.00 365.00 657.00 813.00 998.50 940.00 699.50 353.50 75.00 24.50 4381.50
MIN 0.00 0.00 2.00 61.55 279.50 486.50 618.00 589.00 321.96 81.00 0.00 0.00 2938.00
NO YRS 77 77 76 76 77 75 76 72 73 74 74 77 57