LA GRANDE, WASHINGTON

Monthly Total Growing Degree Days

(454360)

Base Temperature = 40 F

File last updated on Jul 25, 2006
*** Note *** Provisional Data *** After Year/Month 198304
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
1954 0.00 z 26.50 t 107.00 195.50 469.00 429.00 627.00 645.00 493.50 307.00 299.00 109.50 3681.50
1955 35.00 28.50 33.00 126.21 a 345.50 577.50 647.50 728.50 574.00 344.00 108.50 57.00 3605.21
1956 67.50 3.62 a 101.50 321.00 596.50 511.00 810.50 770.00 605.00 324.00 132.00 107.98 a 4350.61
1957 9.00 38.00 133.82 a 315.50 569.50 619.00 695.50 689.50 745.50 376.00 129.31 a 102.00 4422.63
1958 144.50 232.00 142.00 276.50 670.50 722.07 a 972.50 879.50 628.50 457.50 164.50 196.50 5486.57
1959 107.50 52.50 113.50 287.50 422.00 600.00 817.50 715.50 541.00 375.00 146.00 77.50 4255.50
1960 75.50 71.50 159.00 287.07 a 380.00 604.00 849.50 704.00 573.50 405.00 144.00 79.00 4332.07
1961 168.50 122.50 175.00 232.50 449.50 717.00 845.50 904.50 555.00 330.67 a 104.00 52.00 4656.67
1962 95.50 139.00 113.50 335.50 326.50 565.50 726.00 712.50 632.50 390.50 193.00 134.50 4364.50
1963 28.50 239.50 104.00 221.00 481.00 0.00 z 675.50 750.00 714.00 438.50 158.00 126.50 3936.50
1964 42.00 47.50 0.00 z 162.00 382.00 522.50 720.00 686.50 533.50 431.00 75.00 30.50 3632.50
1965 44.00 76.50 185.00 298.50 369.50 597.00 818.50 806.00 504.50 507.50 238.00 71.50 4516.50
1966 69.50 75.50 168.00 277.50 465.00 570.00 711.50 780.00 659.00 375.00 182.00 138.00 4471.00
1967 66.00 67.50 62.00 148.50 469.50 709.50 809.50 951.70 a 758.00 405.00 165.50 76.00 4688.70
1968 91.50 196.50 207.50 224.00 460.50 616.00 864.50 721.00 589.50 346.00 177.00 45.50 4539.50
1969 31.50 40.50 169.50 263.00 557.50 734.50 759.50 723.50 621.50 367.00 179.50 108.00 4555.50
1970 72.00 149.00 172.50 161.00 468.50 713.00 818.00 807.50 533.50 319.00 176.00 24.00 4414.00
1971 75.50 85.50 61.00 253.50 481.00 403.50 818.50 878.50 555.50 281.00 79.50 20.00 3993.00
1972 25.50 87.00 a 210.50 153.00 559.00 584.00 811.00 832.00 516.00 318.00 148.50 97.50 4342.00
1973 80.50 109.00 143.00 275.50 530.10 a 575.50 806.50 687.17 a 637.24 a 344.50 61.00 108.50 4358.51
1974 68.50 44.00 164.00 240.50 359.50 619.50 722.50 811.50 771.00 441.00 168.10 a 39.50 x 4410.10
1975 51.84 b 64.00 77.00 169.00 468.00 555.50 796.50 675.50 683.00 333.00 150.50 99.00 4122.84
1976 83.00 53.50 79.00 241.00 481.50 524.50 743.50 675.50 636.00 387.00 170.00 100.50 4175.00
1977 58.50 180.50 81.50 355.50 366.00 648.50 710.00 905.00 516.50 342.00 118.00 70.50 4352.50
1978 108.50 136.00 230.50 241.50 397.00 690.50 783.50 737.50 496.50 399.50 81.00 15.50 4317.50
1979 5.50 38.00 139.50 f 246.00 511.00 614.50 821.50 a 772.50 686.00 441.00 134.50 147.00 4417.50
1980 25.32 a 134.00 116.00 386.90 a 454.00 512.59 a 779.50 710.50 615.00 459.50 204.50 186.00 4583.80
1981 142.00 138.50 243.50 273.00 431.00 526.50 730.00 923.50 631.50 321.00 211.00 72.50 4644.00
1982 49.00 80.00 106.00 204.00 452.50 716.00 724.00 798.50 631.50 394.50 93.00 55.00 4304.00
1983 161.00 156.00 241.50 210.50 j 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 558.50
Period of Record Statistics
MEAN 71.82 99.52 139.30 247.32 461.14 599.24 772.95 771.82 608.20 377.95 151.41 89.57 4410.50
S.D. 42.95 61.32 56.95 65.11 80.27 86.63 72.94 84.82 78.93 54.53 51.89 45.85 327.10
SKEW 0.67 0.71 0.18 0.02 0.51 -0.23 0.25 0.59 0.40 0.40 0.53 0.44 0.85
MAX 168.50 239.50 243.50 386.90 670.50 734.50 972.50 951.70 771.00 507.50 299.00 196.50 5486.57
MIN 5.50 3.62 33.00 126.21 326.50 403.50 627.00 645.00 493.50 281.00 61.00 15.50 3605.21
NO YRS 29 29 28 29 29 28 29 29 29 29 29 28 24