GLACIER RANGER STN, WASHINGTON

Monthly Total Growing Degree Days

(453160)

Base Temperature = 40 F

File last updated on Jul 25, 2006
*** Note *** Provisional Data *** After Year/Month 198307
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
1949 0.00 z 0.00 z 0.00 z 53.00 v 226.00 q 422.00 f 496.50 g 674.85 e 0.00 z 0.00 z 0.00 z 0.00 z 674.85
1950 0.00 a 0.00 1.07 b 112.00 294.50 a 618.00 e 695.50 668.05 a 407.50 f 68.00 o 35.50 j 20.00 l 2389.12
1951 0.00 d 1.83 e 44.00 274.00 404.03 a 556.20 e 756.00 651.50 534.64 b 76.00 r 5.50 n 2.00 k 3222.20
1952 0.00 e 5.00 i 11.50 l 260.19 d 447.43 a 344.50 h 680.50 686.13 a 89.00 z 222.50 h 22.50 t 2.50 p 2074.26
1953 9.50 j 3.50 66.50 194.50 394.00 386.90 a 675.05 b 653.50 461.90 a 205.00 f 52.00 f 9.30 a 2845.14
1954 0.00 1.04 a 18.00 91.00 167.00 q 293.00 k 610.50 572.00 455.50 201.00 128.28 a 19.50 2096.81
1955 0.00 0.00 10.00 77.50 209.50 503.00 608.00 652.07 b 442.78 c 0.00 z 21.50 k 0.00 c 2502.85
1956 0.00 a 0.00 6.50 244.00 434.00 f 346.50 i 743.00 725.83 b 351.00 i 89.00 l 24.00 j 0.00 s 1719.33
1957 0.00 z 1.00 m 54.00 231.50 535.50 259.50 o 538.37 a 607.50 619.82 b 207.91 b 53.50 15.00 2863.10
1958 21.00 74.00 83.00 231.11 c 586.00 750.52 a 963.30 d 798.00 446.00 282.00 32.68 b 27.50 f 4267.60
1959 5.50 7.84 c 34.00 189.00 388.03 b 543.00 777.50 605.65 d 435.00 b 209.25 e 27.12 d 17.29 e 3239.18
1960 1.66 c 9.48 c 114.18 a 199.29 b 296.29 e 508.50 816.00 653.07 a 501.67 c 311.19 e 17.59 a 22.98 b 3451.89
1961 140.57 b 29.50 f 123.50 0.00 z 445.33 e 696.00 818.50 868.55 c 425.56 c 197.00 13.50 2.07 a 3730.57
1962 10.16 b 21.28 c 39.00 255.50 316.89 d 554.50 675.50 640.00 503.00 260.00 109.29 b 61.50 3446.61
1963 4.00 20.74 a 52.59 c 175.50 445.07 c 560.50 670.50 721.30 c 0.00 z 0.00 z 0.00 z 0.00 z 2650.20
1964 0.00 z 0.00 z 23.50 x 0.00 z 0.00 z 510.60 e 662.00 590.50 461.54 d 0.00 z 0.00 z 0.00 z 2224.64
1965 0.00 z 0.00 z 87.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 455.69 a 214.50 k 68.50 j 0.00 z 543.19
1966 0.00 z 0.00 z 88.87 a 204.81 d 455.38 b 498.50 643.25 a 708.00 578.00 246.50 73.00 33.50 3529.80
1967 7.00 24.00 15.00 128.50 417.00 682.00 739.00 880.50 689.50 321.33 e 91.00 f 5.00 l 3903.83
1968 23.50 g 89.00 136.29 b 176.00 408.88 b 549.00 749.50 650.50 529.14 a 0.00 z 0.00 z 0.00 z 3288.31
1969 0.00 2.00 83.91 b 0.00 z 431.50 j 723.46 d 689.75 a 645.50 534.11 b 244.38 a 81.00 g 2.07 a 2925.18
1970 0.00 f 45.36 c 64.50 96.50 346.17 a 659.46 b 728.50 727.98 a 447.32 b 240.50 92.50 1.00 j 3448.80
1971 1.79 e 9.50 23.25 c 216.50 462.33 b 452.07 a 743.00 808.00 448.45 a 210.50 f 67.50 1.50 3233.88
1972 0.00 18.40 c 100.50 87.69 d 258.00 n 531.21 a 712.48 a 769.83 a 327.00 g 146.00 s 31.00 g 1.00 2221.12
1973 15.50 36.50 63.50 0.00 z 0.00 z 491.90 a 451.50 i 592.50 487.76 a 149.00 14.00 9.50 1860.16
1974 8.50 4.15 a 53.00 165.00 d 292.00 407.00 g 343.00 q 750.50 0.00 z 0.00 z 0.00 z 0.00 z 1273.15
1975 0.00 e 3.50 7.23 a 26.50 q 0.00 z 214.50 p 761.00 566.50 560.56 c 185.50 76.03 a 5.00 2165.32
1976 10.00 4.00 14.00 142.00 334.50 391.00 598.00 553.00 522.41 a 246.00 84.50 10.50 2909.91
1977 0.00 38.50 25.50 199.00 f 253.17 a 558.50 620.00 b 789.98 a 421.50 167.50 23.00 0.00 a 2897.65
1978 0.00 c 26.92 b 108.00 188.00 297.50 562.50 717.65 a 652.00 415.00 0.00 z 0.00 z 0.00 r 2967.57
1979 0.00 z 0.00 o 95.00 h 162.50 f 233.00 l 487.24 a 737.69 d 726.50 364.50 h 196.00 o 11.00 h 16.50 p 1951.43
1980 0.00 h 21.00 h 25.26 d 200.50 k 276.00 i 285.50 n 0.00 z 0.00 z 0.00 z 242.00 f 94.50 h 56.00 i 25.26
1981 12.00 i 40.83 d 87.46 c 113.00 f 381.96 c 408.62 a 486.00 h 768.11 d 484.50 169.47 a 106.50 17.00 2464.46
1982 0.00 a 8.00 37.00 127.50 374.50 638.50 639.00 621.00 519.50 268.00 7.50 11.50 3252.00
1983 24.00 55.00 132.00 122.00 j 304.00 n 431.50 605.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1247.50
Period of Record Statistics
MEAN 10.40 20.98 58.04 176.85 382.00 548.20 702.55 686.84 495.23 229.80 57.90 13.29 3259.92
S.D. 28.59 24.01 40.26 59.71 89.53 99.02 84.36 85.16 66.33 49.87 39.49 15.15 220.63
SKEW 4.17 1.35 0.37 -0.15 0.23 0.32 0.76 0.53 1.19 0.20 0.24 1.91 -0.76
MAX 140.57 89.00 136.29 274.00 586.00 750.52 963.30 880.50 689.50 321.33 128.28 61.50 3451.89
MIN 0.00 0.00 1.07 77.50 209.50 386.90 538.37 553.00 415.00 149.00 7.50 0.00 2909.91
NO YRS 24 26 31 23 23 26 29 32 25 17 16 18 5