GRANGEVILLE 11 SE, IDAHO

Monthly Total Growing Degree Days

(103780)

Base Temperature = 40 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 198901
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
1964 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 0.00
1965 0.00 38.50 41.33 d 229.50 358.50 592.00 867.00 821.50 405.00 397.00 80.17 a 15.50 a 3846.01
1966 6.50 0.00 101.50 241.00 507.00 578.00 858.50 876.55 b 704.50 254.50 63.50 8.50 4200.05
1967 19.00 25.00 54.50 121.00 435.00 679.50 950.50 1002.00 769.00 290.50 79.50 0.55 c 4426.05
1968 0.00 65.50 149.00 170.17 a 412.50 636.00 897.50 776.50 538.50 246.34 c 38.00 8.00 3938.01
1969 0.50 0.00 87.50 299.00 540.00 696.00 839.50 852.00 615.50 163.50 71.40 e 4.00 4168.90
1970 1.50 36.00 46.50 109.00 427.50 723.50 913.00 921.50 413.50 219.58 a 14.50 0.00 a 3826.08
1971 10.50 18.50 54.25 a 185.00 484.50 578.50 862.00 974.00 427.00 236.24 b 7.76 a 0.00 3838.25
1972 7.48 b 35.50 163.50 123.50 477.00 659.50 841.50 896.00 478.50 284.50 45.50 14.50 4026.98
1973 14.00 28.52 a 0.00 z 212.00 485.50 649.66 a 965.13 a 888.50 577.50 280.00 46.50 20.50 4167.81
1974 22.22 a 25.20 c 100.50 227.50 353.00 758.00 849.50 846.50 643.50 349.00 75.00 4.50 4254.42
1975 1.50 6.50 47.00 105.50 358.00 545.36 b 966.00 768.50 586.50 296.50 67.50 6.00 3754.86
1976 0.00 23.50 73.00 213.50 490.00 518.50 829.50 778.50 645.00 275.50 91.50 0.00 3938.50
1977 0.00 48.00 36.00 347.50 354.00 751.00 832.00 891.50 520.50 248.50 27.00 16.50 j 4056.00
1978 0.00 z 13.00 p 216.00 222.00 353.50 632.00 843.00 769.50 507.41 a 285.00 31.50 0.00 a 3859.91
1979 0.00 9.50 82.00 205.00 462.00 662.50 877.00 853.00 647.50 350.50 14.50 6.50 4170.00
1980 10.50 44.00 41.00 360.50 465.00 569.00 831.12 b 724.50 606.00 292.50 88.50 32.00 4064.62
1981 10.85 a 40.00 124.50 296.50 421.00 572.50 820.00 940.85 a 614.46 b 202.00 71.00 24.50 4138.16
1982 0.00 19.50 75.50 162.50 376.00 686.50 811.00 876.27 a 528.62 a 234.50 22.50 4.50 3797.39
1983 9.00 89.50 167.50 198.50 482.00 632.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 g 1578.50
1984 0.00 i 0.00 z 0.00 z 0.00 z 0.00 z 345.50 o 864.50 834.70 d 471.00 181.00 32.50 0.00 2383.70
1985 0.00 0.00 37.00 283.97 a 482.10 b 660.00 990.00 731.50 367.50 183.50 20.50 0.00 z 3756.07
1986 0.00 26.00 179.00 196.00 457.00 778.50 713.00 940.50 433.50 256.02 b 10.00 0.00 3989.52
1987 0.00 0.00 z 0.00 z 389.00 560.00 692.50 796.50 762.00 641.00 313.00 58.50 32.00 4244.50
1988 0.00 40.00 84.50 305.00 417.00 672.00 816.00 812.50 550.50 428.50 54.00 1.00 4181.00
1989 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
Period of Record Statistics
MEAN 4.94 29.49 93.41 226.22 441.66 648.83 862.34 849.52 551.83 272.53 48.32 8.30 4032.87
S.D. 6.78 22.00 53.50 79.94 61.58 69.42 62.93 76.99 103.85 65.93 26.89 10.41 188.93
SKEW 1.17 0.85 0.81 0.34 -0.04 0.01 0.20 0.15 0.04 0.54 0.01 1.22 0.26
MAX 22.22 89.50 216.00 389.00 560.00 778.50 990.00 1002.00 769.00 428.50 91.50 32.00 4426.05
MIN 0.00 0.00 36.00 105.50 353.00 518.50 713.00 724.50 367.50 163.50 7.76 0.00 3754.86
NO YRS 23 21 21 23 23 23 23 23 23 23 23 22 17