DOUGLAS FAA AP, ARIZONA

Monthly Total Growing Degree Days

(022664)

Base Temperature = 50 F

File last updated on Apr 3, 2013
*** Note *** Provisional Data *** After Year/Month 201303
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
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 967.20 a 866.50 749.00 433.50 36.00 17.05 a 3069.25
1949 5.50 28.50 125.00 325.50 543.50 766.00 849.50 840.00 757.50 328.50 180.52 a 35.00 4785.02
1950 30.00 53.50 177.50 399.00 517.50 810.00 832.00 817.50 637.00 591.50 170.50 36.00 5072.00
1951 17.00 50.50 106.50 255.00 550.50 734.00 948.00 863.50 754.50 488.50 97.00 43.50 4908.50
1952 39.50 20.00 61.00 283.50 608.50 821.50 927.00 896.50 772.00 519.50 73.50 2.00 5024.50
1953 34.50 18.50 183.50 305.00 440.50 857.00 900.50 875.00 732.50 438.00 170.50 6.00 4961.50
1954 27.50 85.50 156.00 437.00 597.50 800.00 937.50 791.00 774.00 512.00 159.00 47.50 5324.50
1955 0.00 22.00 149.50 283.00 491.00 765.50 844.50 805.50 677.00 491.00 107.00 27.00 4663.00
1956 25.00 21.00 173.50 266.50 640.00 913.50 878.00 813.50 773.50 432.50 63.00 3.50 5003.50
1957 52.00 172.00 125.00 306.00 471.50 870.00 953.00 826.50 661.00 343.50 42.50 14.50 4837.50
1958 3.50 36.50 55.50 286.00 651.50 853.00 881.00 839.00 660.50 394.50 109.00 22.50 4792.50
1959 24.50 40.50 112.50 400.50 564.00 888.00 921.50 815.50 704.00 416.00 71.00 15.50 4973.50
1960 12.00 8.50 207.50 312.00 538.50 866.00 919.00 868.50 728.50 367.00 123.00 7.50 4958.00
1961 2.00 38.00 113.00 349.50 581.50 842.00 892.00 856.00 663.50 401.00 53.50 9.00 4801.00
1962 3.50 82.50 56.50 405.00 534.50 732.00 854.50 934.00 730.00 483.50 182.50 13.50 5012.00
1963 15.50 91.50 151.00 301.50 630.50 767.50 931.00 811.00 743.00 470.00 107.00 1.00 5020.50
1964 0.00 0.50 79.00 261.50 551.50 789.00 900.00 800.50 632.00 419.50 74.50 21.50 4529.50
1965 35.50 30.00 92.50 322.00 491.00 663.50 873.50 832.00 624.50 405.00 190.50 19.50 4579.50
1966 0.50 0.00 136.00 303.00 610.00 780.00 918.50 789.00 630.00 351.50 137.00 30.50 4686.00
1967 21.50 42.00 231.50 291.00 505.00 736.00 876.00 794.50 660.00 422.50 141.50 0.00 4721.50
1968 4.00 80.50 117.00 207.00 501.50 810.50 833.50 729.00 657.50 418.00 89.50 7.50 4455.50
1969 31.50 10.00 79.00 336.00 548.00 774.00 919.00 905.50 711.50 386.50 91.00 26.00 4818.00
1970 17.50 42.50 71.50 211.00 590.00 821.50 929.50 842.00 638.50 293.50 100.50 36.00 4594.00
1971 56.00 35.00 194.00 264.00 482.50 772.00 931.00 784.50 678.50 304.50 106.00 25.00 4633.00
1972 12.00 61.50 282.00 319.00 507.50 769.50 931.50 811.50 664.50 406.50 36.50 5.00 4807.00
1973 2.00 32.00 33.50 190.00 537.00 779.50 878.00 859.50 721.50 434.50 160.50 11.00 4639.00
1974 18.00 6.50 202.50 300.50 587.00 912.50 828.50 806.50 652.00 414.00 77.50 3.00 4808.50
1975 23.50 17.50 117.00 185.50 468.50 774.00 859.00 895.50 645.00 394.00 122.00 5.00 4506.50
1976 3.50 87.00 140.50 303.00 543.00 800.50 823.00 844.00 636.00 272.00 99.50 2.50 4554.50
1977 6.50 47.00 70.00 331.00 529.50 812.50 890.00 885.00 728.50 457.00 122.00 43.00 4922.00
1978 17.00 30.00 205.50 312.00 530.50 848.50 958.00 832.00 690.50 454.00 124.00 14.50 5016.50
1979 2.50 40.00 99.00 312.50 486.00 785.00 921.00 772.50 737.00 484.50 62.00 12.50 4714.50
1980 26.00 78.50 73.00 273.50 490.50 883.00 984.00 845.00 726.00 368.50 139.50 50.00 4937.50
1981 15.00 82.50 104.00 392.50 577.00 897.50 898.50 891.50 533.00 h 310.00 i 129.00 i 30.50 h 3858.50
1982 22.00 74.50 159.50 384.00 518.00 774.00 892.50 887.00 742.50 396.50 117.50 3.00 4971.00
1983 11.50 30.00 99.00 184.50 504.50 711.50 908.50 849.50 753.50 403.00 115.50 17.50 4588.50
1984 3.50 9.50 146.00 257.00 697.00 774.00 855.00 776.00 689.50 323.00 113.50 35.50 4679.50
1985 0.50 44.50 167.00 335.00 563.00 809.50 907.50 845.50 606.50 395.50 112.00 13.50 4800.00
1986 31.50 97.00 214.00 403.50 585.50 775.50 800.50 849.00 616.00 359.00 102.00 10.50 4844.00
1987 16.00 27.00 74.50 332.50 503.50 799.50 910.00 804.00 631.00 547.00 112.50 24.00 4781.50
1988 16.50 59.00 129.00 271.50 565.00 828.00 899.50 832.00 628.00 501.50 161.00 19.00 4910.00
1989 10.50 105.00 283.50 489.00 637.00 859.00 973.50 855.50 754.00 416.00 151.00 11.50 5545.50
1990 10.50 41.50 189.00 387.50 574.00 954.50 854.50 744.50 697.50 414.50 144.50 20.50 5033.00
1991 7.50 69.00 98.00 304.00 556.50 713.50 892.00 875.00 667.50 475.00 101.50 19.50 4779.00
1992 0.00 21.50 123.50 391.00 565.00 783.50 892.00 836.00 746.50 495.00 56.00 27.50 4937.50
1993 30.00 22.00 160.50 348.50 627.50 841.00 881.50 863.50 686.50 404.00 113.00 32.00 5010.00
1994 18.00 37.50 189.00 359.00 600.50 951.00 976.50 941.00 732.00 389.00 114.00 10.00 5317.50
1995 12.00 104.00 178.00 259.00 495.50 765.50 937.50 936.00 745.00 497.00 198.00 54.50 5182.00
1996 32.50 137.00 155.50 381.00 722.50 910.50 950.00 867.50 662.00 439.50 149.50 57.50 5465.00
1997 36.00 38.50 260.00 295.00 709.00 820.50 938.50 897.50 845.50 408.50 145.50 2.00 5396.50
1998 8.00 9.50 144.00 222.00 556.50 787.50 932.50 931.50 835.50 512.50 153.00 31.00 5123.50
1999 44.00 85.00 203.00 290.00 619.00 803.00 847.50 853.00 756.50 445.00 234.00 25.00 5205.00
2000 81.50 87.00 155.50 461.00 754.50 851.00 952.50 874.50 795.00 474.50 55.00 15.00 g 5542.00
2001 2.00 26.00 121.50 330.50 656.50 861.00 879.50 870.00 758.50 484.00 200.00 5.50 5195.00
2002 24.50 54.00 162.00 473.50 616.00 953.00 948.00 888.50 761.50 370.00 120.00 9.00 5380.00
2003 29.00 51.50 141.00 321.00 658.50 858.50 1028.00 946.50 793.50 568.50 145.00 24.50 5565.50
2004 9.00 26.00 315.50 301.00 656.50 846.50 934.00 851.00 687.00 439.50 57.00 51.00 5174.00
2005 30.50 60.00 115.00 299.00 641.00 846.00 1020.50 844.00 765.00 445.50 155.00 22.50 5244.00
2006 31.50 67.50 152.50 405.00 681.00 925.50 968.50 808.50 596.50 355.00 149.50 3.00 5144.00
2007 6.00 37.00 216.50 343.50 644.00 879.00 948.00 884.50 756.50 467.50 242.50 35.50 5460.50
2008 18.50 65.00 178.00 345.00 570.00 923.00 920.00 870.00 743.50 484.00 151.50 42.00 5310.50
2009 69.50 97.50 213.50 343.00 698.50 803.50 1037.00 969.00 751.50 456.50 175.00 8.50 5623.00
2010 14.50 11.50 112.00 294.00 559.50 885.00 973.50 922.00 783.50 469.50 86.00 44.00 5155.00
2011 7.00 51.00 247.50 424.50 545.50 907.50 965.00 1001.50 846.50 571.00 164.50 41.00 5772.50
2012 61.50 74.00 174.00 436.00 674.50 929.00 917.00 940.00 698.00 482.00 223.50 30.50 5640.00
2013 31.50 1.50 241.00 11.50 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 274.00
Period of Record Statistics
MEAN 20.18 49.44 150.76 323.45 575.82 825.39 912.76 854.67 710.67 432.59 124.03 21.34 4988.60
S.D. 17.47 34.14 60.44 68.46 70.18 64.57 49.75 52.89 60.21 66.30 47.87 15.35 312.98
SKEW 1.29 0.99 0.45 0.22 0.42 0.10 0.13 0.27 0.12 -0.01 0.26 0.54 0.52
MAX 81.50 172.00 315.50 489.00 754.50 954.50 1037.00 1001.50 846.50 591.50 242.50 57.50 5772.50
MIN 0.00 0.00 33.50 184.50 440.50 663.50 800.50 729.00 596.50 272.00 36.00 0.00 4455.50
NO YRS 65 65 65 64 64 64 65 65 64 64 64 63 62