THREE CREEK, IDAHO

Monthly Total Growing Degree Days

(109119)

Base Temperature = 40 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 198708
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
1940 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 836.50 807.50 482.00 151.50 i 22.50 13.43 a 2161.93
1941 2.00 9.00 38.50 74.50 357.50 459.50 820.00 701.50 259.50 130.50 81.50 14.50 2948.50
1942 0.00 0.00 2.00 g 170.50 181.50 389.00 849.73 c 788.50 0.00 z 0.00 z 58.00 7.00 2444.23
1943 10.00 14.50 47.50 264.00 260.50 372.00 813.00 792.50 557.00 309.00 20.00 0.00 i 3460.00
1944 0.00 z 0.00 g 9.50 132.00 426.00 433.00 768.50 700.00 0.00 z 408.00 0.00 z 0.00 z 2877.00
1945 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 808.67 b 0.00 z 370.50 272.50 0.00 z 5.00 1456.67
1946 0.00 1.00 36.00 175.50 227.50 493.50 802.00 702.50 380.50 48.00 8.50 18.50 2893.50
1947 0.00 5.50 24.00 h 90.00 i 360.00 359.50 746.50 701.50 431.50 323.00 39.50 0.00 d 2967.00
1948 21.00 4.00 6.00 83.00 170.00 m 488.00 667.50 628.00 410.00 195.00 12.93 a 0.00 2515.43
1949 0.00 0.00 16.00 157.00 301.00 439.50 693.50 697.50 466.50 75.00 51.00 0.00 2897.00
1950 5.50 g 8.50 14.00 62.00 179.50 382.00 685.00 604.50 395.00 c 318.00 54.50 29.00 k 2703.00
1951 0.00 z 0.00 q 8.00 139.50 314.50 388.00 824.00 684.00 450.50 146.00 39.00 2.00 2995.50
1952 0.00 0.00 0.50 185.50 239.00 j 485.50 727.50 0.00 z 0.00 z 0.00 z 2.00 3.50 1404.50
1953 60.00 22.50 45.00 124.14 a 141.00 380.00 813.50 679.79 c 315.50 h 0.00 z 94.00 0.00 g 2359.92
1954 5.68 a 18.00 24.00 141.50 390.50 422.50 828.00 600.50 247.50 l 130.00 65.50 g 0.00 2560.68
1955 0.00 0.00 c 8.00 29.50 j 233.00 521.50 777.50 879.00 472.50 236.50 39.50 32.50 3200.00
1956 9.00 0.00 o 56.00 110.00 354.00 134.00 u 802.00 589.50 388.50 148.00 24.00 0.50 2481.50
1957 0.00 18.31 b 25.00 63.00 285.50 509.00 720.00 622.50 430.00 114.50 0.00 8.78 a 2796.59
1958 0.00 28.00 15.50 68.50 435.00 489.00 650.50 763.50 441.11 c 208.50 51.50 7.50 3158.61
1959 27.50 4.00 8.00 169.00 115.50 m 569.00 747.00 605.07 d 86.00 n 190.50 34.82 b 0.00 2354.90
1960 0.00 a 0.00 b 62.55 c 118.00 f 245.86 b 523.50 762.00 596.00 243.00 l 141.50 n 21.72 a 9.50 2221.14
1961 0.00 b 12.00 13.00 80.00 161.00 g 640.38 d 770.00 770.00 146.00 h 156.50 8.50 0.00 h 2450.38
1962 2.50 0.00 7.50 150.50 207.00 454.14 a 612.00 571.00 415.50 92.50 q 40.34 a 9.00 2469.48
1963 3.50 41.00 19.00 50.50 329.50 336.92 d 637.50 675.50 578.50 293.93 d 38.28 a 0.00 3004.12
1964 1.50 0.00 6.50 39.00 293.50 415.00 718.50 623.00 316.73 d 226.50 18.50 17.00 2675.73
1965 4.00 4.50 k 9.50 138.00 199.00 298.00 g 338.00 o 469.50 f 241.00 78.50 n 61.50 0.50 653.50
1966 3.50 0.00 46.50 88.50 375.00 460.00 727.00 709.50 415.50 f 138.50 42.69 d 0.00 2591.19
1967 0.00 a 5.00 31.00 7.50 282.62 a 452.40 e 801.83 e 809.00 523.00 211.04 e 44.46 b 2.50 3170.35
1968 0.00 15.02 a 38.50 61.00 220.00 394.50 h 534.00 k 579.00 292.50 i 154.00 7.00 5.88 b 1080.40
1969 8.00 g 0.50 29.50 121.50 367.00 453.50 719.00 778.00 397.50 f 87.00 22.50 9.00 2587.50
1970 11.50 10.50 13.00 23.00 275.00 506.67 c 738.26 d 757.00 211.00 g 95.00 19.50 g 0.00 f 2429.93
1971 18.08 a 13.50 12.92 a 61.55 a 289.00 352.50 f 678.50 718.74 d 140.50 g 157.50 19.44 c 0.00 1969.24
1972 0.00 9.06 e 75.50 58.50 269.00 513.50 678.50 684.50 199.00 h 144.00 7.20 e 7.50 2447.26
1973 2.50 3.50 0.00 e 54.50 234.00 g 534.50 696.50 699.50 112.50 s 0.00 z 0.00 z 0.00 z 1991.00
1974 0.00 z 10.89 a 52.81 d 110.00 g 249.03 a 664.50 790.50 c 687.88 b 473.28 a 209.25 e 44.48 a 0.50 3183.12
1975 0.00 z 3.50 o 8.94 e 17.00 214.93 a 439.00 801.98 d 605.69 e 425.00 190.50 30.00 14.50 2747.55
1976 0.00 a 1.61 b 12.40 a 39.81 d 329.00 437.00 753.00 0.00 z 447.32 b 132.86 c 45.00 a 0.52 a 2198.51
1977 0.00 2.00 12.18 c 220.18 b 153.00 628.39 b 753.09 b 0.00 z 0.00 z 0.00 z 39.31 a 19.63 a 1827.78
1978 0.00 z 0.00 c 102.00 0.00 z 207.38 b 469.29 b 755.88 a 645.32 a 411.21 a 0.00 z 0.00 z 0.00 z 2591.07
1979 0.00 a 12.00 20.00 0.00 z 0.00 z 0.00 z 752.27 a 705.77 a 540.00 a 263.00 6.72 a 20.27 e 2320.03
1980 6.20 a 25.50 3.50 83.50 p 221.17 e 0.00 z 576.50 g 0.00 z 280.00 h 0.00 z 40.56 c 35.13 a 332.06
1981 4.00 21.58 d 5.50 135.00 b 256.02 b 501.92 d 721.30 c 683.55 a 329.00 g 109.03 b 68.04 b 27.00 2532.95
1982 0.00 b 25.41 a 17.00 75.50 266.50 507.50 699.10 b 764.00 421.00 139.00 0.00 p 0.00 z 2915.01
1983 0.00 u 17.50 34.00 49.50 244.00 454.00 635.50 797.00 446.00 137.50 m 46.00 0.00 2723.50
1984 0.00 3.00 6.50 59.50 281.00 391.80 e 420.50 n 788.50 0.00 z 0.00 z 27.69 d 0.00 m 1557.99
1985 0.00 d 0.00 b 4.43 c 218.40 e 292.50 f 515.17 a 613.50 g 641.00 0.00 z 0.00 z 0.00 q 0.00 i 1379.00
1986 6.00 33.38 b 63.50 k 0.00 z 285.95 b 345.50 m 0.00 z 0.00 z 27.00 q 146.22 a 30.58 d 0.00 b 502.13
1987 0.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 210.50 s 489.00 0.00 z 0.00 z 0.00 z 0.00 z 489.00
Period of Record Statistics
MEAN 5.22 9.91 23.85 104.56 276.51 470.52 745.93 690.89 429.76 185.06 34.46 8.10 2943.05
S.D. 11.13 10.59 22.19 62.20 71.99 74.94 60.88 82.13 78.84 81.91 21.45 9.65 168.76
SKEW 3.55 1.06 1.53 0.61 0.32 0.64 -0.30 -0.03 -0.47 0.77 0.57 1.27 -0.01
MAX 60.00 41.00 102.00 264.00 435.00 664.50 849.73 879.00 578.50 408.00 94.00 35.13 3170.35
MIN 0.00 0.00 0.00 7.50 141.00 336.92 612.00 489.00 241.00 48.00 0.00 0.00 2675.73
NO YRS 38 40 42 37 38 38 41 41 26 33 39 36 8