CANYON DE CHELLY, ARIZONA

Monthly Total Growing Degree Days

(021634)

Base Temperature = 50 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 197011
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
1908 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 a 0.00
1909 0.00 0.00 0.00 58.00 168.50 576.50 773.00 708.00 383.00 114.50 6.50 0.00 2788.00
1910 0.00 0.00 30.00 115.00 339.00 621.00 792.50 724.50 543.50 144.00 0.50 0.00 3310.00
1911 4.50 0.00 4.50 69.50 264.00 474.50 643.00 662.00 498.00 96.50 3.50 0.00 2720.00
1912 0.00 0.00 0.50 21.00 242.00 496.50 617.86 b 637.50 274.00 65.50 0.00 0.00 a 2354.86
1913 0.00 0.00 7.50 37.50 301.00 328.50 g 506.50 484.00 153.00 11.00 u 2.00 0.00 1491.50
1914 0.00 a 0.00 1.00 69.50 335.46 c 561.50 670.00 647.00 252.00 h 0.00 z 0.00 x 0.00 2284.46
1915 0.00 0.00 13.00 84.00 211.50 479.50 674.00 435.00 k 376.00 84.00 11.50 0.00 1933.50
1916 0.00 g 0.00 21.50 120.50 234.50 522.50 721.00 646.50 406.00 121.50 14.00 0.00 a 2808.00
1917 0.00 0.00 7.00 39.50 126.58 a 534.11 b 808.07 a 689.23 a 442.76 a 137.90 b 0.00 e 0.00 2785.15
1918 0.00 b 0.00 a 2.77 c 55.50 0.00 z 444.50 j 722.30 a 622.87 d 224.50 p 22.00 q 4.00 0.00 1407.44
1919 0.00 0.00 b 4.50 g 133.39 b 353.73 c 565.20 e 761.00 573.50 f 154.50 t 3.50 z 0.00 m 0.00 b 1813.32
1920 0.00 b 0.00 a 0.50 17.68 b 259.22 b 476.25 b 730.00 483.50 f 371.67 c 110.50 0.00 b 0.00 z 1965.82
1921 0.00 b 0.00 14.98 a 37.00 221.50 489.64 b 713.53 b 645.00 441.50 222.50 0.00 a 0.00 c 2785.66
1922 0.00 a 0.00 b 0.00 a 36.21 a 246.00 570.52 a 747.50 709.50 456.50 127.50 0.00 c 0.00 2893.72
1923 0.00 0.00 0.00 c 17.14 b 137.29 c 518.89 c 749.00 609.00 301.00 60.50 g 0.00 0.00 2332.32
1924 0.00 0.00 a 0.00 a 30.00 256.78 a 537.93 a 699.00 667.00 409.29 b 31.00 i 9.00 0.00 2609.00
1925 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
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 292.76 a 48.71 c 0.00 0.00 341.47
1927 0.00 0.00 0.00 61.00 f 245.62 e 432.50 551.50 g 568.52 c 315.00 32.00 0.00 0.00 1593.63
1928 0.00 d 0.00 g 8.04 d 62.14 b 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 70.18
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 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
1935 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 373.00 n 816.00 765.00 479.48 a 193.50 1.00 0.00 2254.98
1936 0.00 0.00 12.00 159.50 333.50 704.00 781.00 743.00 431.00 129.50 0.00 h 0.50 p 3293.50
1937 0.00 a 0.00 3.00 89.00 338.00 582.00 769.50 813.00 530.50 207.91 b 10.50 0.00 3343.41
1938 0.00 0.00 13.00 129.00 348.50 0.00 z 634.00 g 170.00 x 365.00 h 175.50 0.00 c 0.00 e 666.00
1939 0.00 c 0.00 b 9.09 b 164.00 388.57 b 627.50 841.00 769.00 520.86 a 89.50 6.00 f 0.00 g 3409.52
1940 0.00 f 3.11 a 30.43 d 106.07 b 433.50 687.50 858.00 749.00 489.50 184.00 5.69 a 0.00 3546.79
1941 0.00 0.00 n 3.00 k 17.00 310.00 491.50 702.50 675.50 382.50 91.00 3.00 0.00 2673.00
1942 0.00 0.00 0.00 98.00 282.00 588.50 817.00 708.00 441.00 169.50 14.00 0.50 3118.50
1943 0.00 0.00 36.50 246.00 370.00 596.00 819.95 a 756.92 a 501.72 a 133.00 h 3.50 0.00 3330.59
1944 0.00 0.00 4.00 8.28 a 219.58 a 427.24 a 761.57 a 719.95 b 441.50 187.03 a 17.00 0.00 b 2786.15
1945 0.00 0.00 b 0.00 b 57.00 283.50 437.31 d 793.71 b 784.41 c 288.00 n 173.71 b 0.00 c 0.00 a 2529.63
1946 0.00 b 0.00 13.43 a 171.11 c 244.68 c 648.33 c 804.40 b 753.00 496.50 96.00 0.00 b 2.67 b 3230.13
1947 0.00 0.00 a 10.50 102.00 457.25 a 592.76 a 847.52 c 694.00 568.45 a 183.86 b 9.64 b 0.00 3465.98
1948 0.00 b 0.00 d 0.00 d 96.50 f 237.00 g 452.00 f 780.54 c 710.00 445.00 c 123.00 1.50 0.00 b 2060.04
1949 0.00 0.00 0.00 a 125.17 a 260.00 577.00 768.00 710.33 b 493.97 a 99.50 0.56 c 0.00 3034.52
1950 0.00 0.50 4.00 91.00 221.65 a 501.96 b 724.00 687.50 434.00 310.00 22.00 0.00 2996.61
1951 0.00 6.00 6.00 116.50 353.00 540.00 873.50 739.50 515.00 134.50 1.50 0.00 3285.50
1952 0.00 0.00 2.00 80.00 374.00 638.28 a 798.00 817.00 546.00 230.00 10.00 0.00 3495.28
1953 0.00 0.00 38.00 123.00 234.00 677.50 868.50 735.00 544.00 169.50 16.03 a 0.00 c 3405.53
1954 0.00 a 3.50 19.63 a 236.00 451.00 626.00 835.00 749.50 546.72 a 305.57 c 0.00 p 0.00 3772.93
1955 0.00 0.00 0.57 d 83.28 a 310.00 d 509.50 759.00 780.50 537.50 254.09 c 11.90 a 1.00 3247.34
1956 0.00 a 0.00 20.00 90.00 426.00 747.50 784.30 a 667.50 576.00 198.50 0.00 a 0.00 3509.80
1957 0.52 a 5.00 25.50 85.00 221.00 612.50 756.50 725.50 446.50 135.50 0.00 0.00 3013.52
1958 0.00 0.50 6.50 109.50 482.50 720.54 b 801.50 807.50 494.50 184.00 12.00 0.00 3619.04
1959 0.00 0.00 a 11.88 a 144.00 326.00 707.00 845.50 711.50 495.00 154.00 0.00 0.00 a 3394.88
1960 0.00 0.00 33.00 127.50 297.00 619.00 799.00 754.50 586.50 143.00 24.00 0.00 3383.50
1961 0.00 4.50 12.50 101.00 333.50 678.50 809.50 751.50 397.50 129.50 0.50 0.00 3218.50
1962 0.00 0.00 8.50 197.00 291.50 567.00 789.00 785.50 549.00 169.50 16.00 0.00 3373.00
1963 1.00 8.00 32.00 86.50 424.18 a 551.50 906.00 722.00 569.50 294.50 11.79 b 0.00 3606.97
1964 0.00 0.00 5.00 84.50 368.38 a 562.76 a 877.50 734.50 475.86 a 237.67 a 3.00 0.00 a 3349.17
1965 0.00 a 0.00 2.50 105.50 222.00 487.00 701.50 713.50 385.00 155.00 17.00 0.00 2789.00
1966 0.00 0.00 10.00 108.50 438.00 624.00 855.50 782.00 524.50 140.50 12.50 3.00 3498.50
1967 0.00 0.00 46.00 66.50 301.00 534.00 839.50 749.50 516.00 210.00 3.00 0.00 3265.50
1968 0.00 b 0.00 10.50 39.00 288.50 623.00 190.50 w 616.00 465.50 175.50 3.50 0.00 2221.50
1969 0.00 0.00 10.00 128.00 404.00 586.55 a 828.65 e 805.48 a 497.07 a 89.00 0.00 0.00 3348.76
1970 0.00 0.00 0.50 18.50 296.05 a 492.50 759.50 b 769.32 a 403.00 93.50 4.00 0.00 z 2836.87
Period of Record Statistics
MEAN 0.12 0.61 10.74 92.09 305.50 571.32 774.01 713.81 456.95 155.79 5.84 0.14 3174.73
S.D. 0.64 1.72 11.80 53.74 83.00 78.80 73.51 66.34 88.63 63.06 6.69 0.57 311.06
SKEW 6.45 2.89 1.26 0.73 0.14 0.23 -1.08 -1.00 -1.08 0.54 0.96 4.32 -0.69
MAX 4.50 8.00 46.00 246.00 482.50 747.50 906.00 817.00 586.50 310.00 24.00 3.00 3619.04
MIN 0.00 0.00 0.00 8.28 126.58 427.24 506.50 484.00 153.00 32.00 0.00 0.00 2354.86
NO YRS 52 51 51 51 50 48 50 49 49 47 49 51 31