COTTONWOOD, ARIZONA

Monthly Total Growing Degree Days

(022193)

Base Temperature = 50 F

File last updated on Jul 24, 2006
*** Note *** Provisional Data *** After Year/Month 197706
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 394.00 521.00 763.50 959.50 910.00 793.50 336.00 202.50 23.50 4903.50
1950 7.50 63.50 141.00 427.50 512.50 796.50 935.00 911.00 674.50 623.00 189.50 44.50 5326.00
1951 17.00 44.00 128.50 276.50 566.00 769.50 1143.00 923.50 796.00 423.50 66.00 1.00 5154.50
1952 0.00 1.04 a 48.50 296.00 456.00 g 462.50 k 959.00 964.00 798.00 543.00 60.00 2.00 3671.54
1953 20.00 12.44 a 126.50 h 264.00 365.00 786.50 989.50 863.00 767.00 403.00 163.50 2.00 4635.94
1954 21.50 113.50 92.50 419.50 633.00 777.00 1029.50 849.00 769.00 507.50 188.00 24.00 5424.00
1955 0.00 26.00 115.00 236.00 527.00 740.50 897.00 913.50 733.00 503.00 98.50 16.50 4806.00
1956 14.00 9.50 171.50 273.00 615.50 888.50 952.50 887.50 861.00 400.50 83.00 3.00 5159.50
1957 22.50 152.00 142.50 258.50 414.50 831.00 1010.50 891.50 727.00 358.00 32.00 11.00 4851.00
1958 1.00 55.00 49.00 259.00 672.50 825.00 1019.00 1004.00 715.50 480.50 102.50 35.00 5218.00
1959 18.50 12.00 134.50 399.00 503.50 899.00 1036.50 888.00 687.50 474.50 105.50 10.50 5169.00
1960 0.00 2.00 233.00 337.00 543.50 908.50 1032.50 981.00 788.50 378.00 83.00 7.00 5294.00
1961 4.00 36.00 113.50 338.00 525.00 891.50 1038.50 945.00 656.50 424.50 57.00 3.00 5032.50
1962 13.50 48.00 69.00 450.00 477.50 754.50 966.00 986.50 756.50 468.00 202.00 37.50 5229.00
1963 5.50 130.00 121.50 240.50 619.50 702.00 1066.00 900.00 793.00 545.50 127.00 4.50 5255.00
1964 1.00 1.50 83.00 246.00 497.00 715.50 1030.00 870.00 702.00 578.50 76.00 0.00 4800.50
1965 20.50 46.50 51.50 261.00 413.00 583.00 945.50 897.50 618.00 530.00 181.50 18.50 4566.50
1966 1.00 1.50 205.50 342.00 590.50 757.50 985.00 933.50 749.50 419.00 155.50 26.00 5166.50
1967 14.50 44.00 185.50 146.50 496.50 675.00 989.50 943.50 745.50 514.00 188.50 0.00 4943.00
1968 0.50 100.50 136.00 218.00 531.00 825.50 957.00 809.50 725.00 429.50 69.50 0.50 4802.50
1969 10.50 4.00 103.50 289.50 568.00 746.00 1005.50 1032.50 737.50 310.00 66.50 10.00 4883.50
1970 0.50 46.00 72.73 e 168.50 573.50 826.00 1034.00 982.50 621.50 278.00 82.00 0.00 4685.23
1971 48.50 38.50 192.00 252.50 416.50 772.00 1040.50 919.00 713.00 286.50 61.00 7.00 4747.00
1972 0.00 77.00 338.50 332.50 550.50 794.50 1044.50 900.50 702.50 356.50 14.00 0.00 5111.00
1973 1.50 9.50 2.00 181.50 545.00 785.50 961.00 922.50 698.50 413.00 111.50 2.00 4633.50
1974 3.50 6.50 168.00 260.00 594.50 959.00 964.00 905.00 730.00 434.00 67.50 0.00 5092.00
1975 4.50 26.50 85.00 130.00 480.50 744.00 981.50 925.50 738.50 390.00 103.00 14.00 4623.00
1976 19.00 34.00 81.00 231.50 563.00 763.00 970.00 861.50 655.50 336.50 127.00 0.00 4642.00
1977 1.00 61.00 45.50 331.50 397.50 563.00 h 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 836.50
Period of Record Statistics
MEAN 9.70 42.93 122.58 284.81 525.46 788.15 997.93 918.59 730.48 433.71 109.41 10.82 4984.59
S.D. 11.12 40.56 70.14 82.13 75.34 78.56 49.63 49.48 56.15 88.62 54.48 12.81 255.77
SKEW 1.58 1.14 1.01 0.23 -0.32 -0.08 0.62 0.26 -0.05 0.16 0.38 1.20 -0.10
MAX 48.50 152.00 338.50 450.00 672.50 959.00 1143.00 1032.50 861.00 623.00 202.50 44.50 5424.00
MIN 0.00 1.04 2.00 130.00 365.00 583.00 897.00 809.50 618.00 278.00 14.00 0.00 4566.50
NO YRS 28 28 27 29 28 27 28 28 28 28 28 28 25