PORTAL 4 SW, ARIZONA

Monthly Total Growing Degree Days

(026716)

Base Temperature = 40 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
1965 0.00 z 0.00 z 164.50 399.50 576.50 734.50 971.00 891.00 669.50 436.00 262.50 56.00 5161.00
1966 5.50 18.00 234.00 392.00 655.50 814.50 989.00 899.50 695.00 411.50 254.50 70.50 5439.50
1967 49.50 110.00 330.50 425.00 578.00 849.50 954.50 887.00 690.00 472.50 203.50 20.00 5570.00
1968 34.00 134.50 169.50 312.50 590.50 839.50 888.00 804.50 692.50 513.50 179.50 53.50 5212.00
1969 153.00 48.00 138.00 436.50 602.00 800.00 994.00 1001.00 756.00 500.50 162.00 87.50 5678.50
1970 71.50 110.50 166.50 328.00 638.00 855.50 1008.53 a 905.50 683.00 354.50 191.00 110.00 5422.53
1971 106.50 84.00 285.50 357.00 597.50 848.79 a 1043.50 888.67 a 730.50 407.13 a 159.00 55.00 5563.09
1972 61.50 122.50 389.00 427.00 586.50 803.00 1000.00 863.00 713.00 521.50 95.00 57.50 5639.50
1973 19.50 59.50 75.50 221.00 569.00 790.50 933.00 862.00 693.50 464.00 213.00 77.50 4978.00
1974 54.00 41.50 300.50 381.50 654.50 959.50 919.00 839.50 699.50 444.50 128.28 a 16.50 5438.78
1975 56.00 45.00 207.50 271.00 528.00 805.00 932.00 903.50 694.00 470.50 164.50 36.50 5113.50
1976 24.50 159.50 203.50 361.00 588.50 817.00 908.00 873.00 671.50 333.00 106.00 11.50 5057.00
1977 16.50 73.00 139.50 361.50 580.50 819.00 945.50 940.00 771.50 530.00 221.50 124.00 5522.50
1978 62.00 66.50 263.50 393.50 590.00 891.00 1006.00 882.00 714.00 489.00 239.50 66.50 5663.50
1979 29.50 76.50 182.00 381.00 568.00 786.50 987.00 839.50 747.00 556.50 137.00 59.00 5349.50
1980 89.00 139.50 177.00 364.00 582.50 935.50 1035.00 913.50 738.50 391.00 196.00 97.00 5658.50
1981 40.50 121.50 152.00 450.00 632.00 924.50 969.50 890.50 714.50 471.00 214.50 123.50 5704.00
1982 103.50 126.50 270.50 435.00 584.50 804.50 982.00 939.50 762.00 439.00 160.50 28.93 a 5636.43
1983 36.00 73.00 177.00 276.50 574.50 766.50 987.50 937.50 831.00 511.50 215.00 128.00 5514.00
1984 27.50 46.00 241.00 375.50 751.50 847.00 947.00 899.00 747.50 429.00 181.00 87.50 5579.50
1985 30.50 87.00 262.50 420.00 625.00 873.50 995.00 919.00 674.00 457.50 206.00 44.00 5594.00
1986 75.50 146.00 266.00 489.50 636.50 849.00 884.00 927.50 683.50 424.50 158.00 36.00 5576.00
1987 53.00 59.50 139.50 368.50 541.00 799.00 939.50 852.50 660.00 a 565.00 157.00 52.00 5186.50
1988 46.50 106.50 191.00 372.00 609.50 858.50 940.50 881.00 640.00 512.00 200.00 11.00 5368.50
1989 16.00 116.50 292.50 471.50 648.50 816.50 967.50 836.50 701.50 419.00 143.50 7.50 5437.00
1990 25.50 56.50 212.50 434.50 590.00 958.50 922.00 789.50 701.00 401.00 157.00 39.00 5287.00
1991 15.00 71.00 111.00 331.00 560.00 703.00 867.00 852.00 643.50 454.00 109.00 31.00 4747.50
1992 4.00 40.50 161.00 389.00 544.50 752.00 900.50 846.00 705.50 496.50 78.50 45.50 4963.50
1993 47.50 38.00 187.00 356.50 599.50 795.50 929.00 882.50 660.50 417.50 126.50 44.50 5084.50
1994 38.50 74.50 209.00 375.00 621.50 997.00 1040.00 1006.50 748.50 460.35 a 209.00 42.50 5822.35
1995 45.00 152.50 249.00 320.00 579.00 785.50 950.50 999.50 754.00 502.00 253.50 100.50 5691.00
1996 90.00 210.50 236.00 442.00 755.00 925.00 959.00 877.50 656.50 478.50 197.50 78.50 5906.00
1997 66.50 67.50 271.50 346.00 703.00 805.50 973.50 927.50 803.50 415.00 180.50 2.00 q 5560.00
1998 53.00 37.50 164.00 288.00 600.50 820.50 964.00 917.00 812.50 528.50 210.50 70.00 5466.00
1999 101.00 130.00 246.45 a 370.50 645.00 808.50 909.50 884.00 751.00 469.00 270.50 51.50 5636.95
2000 117.00 173.48 a 223.00 484.50 776.50 879.50 962.07 b 913.50 0.00 z 448.98 a 69.00 36.00 5083.53
2001 16.50 87.00 205.00 434.00 699.50 668.50 g 537.50 m 901.50 757.50 536.96 c 266.50 35.50 3939.96
2002 59.50 76.00 261.00 512.07 a 635.00 943.50 1005.00 926.00 766.50 433.00 182.50 38.50 5838.57
2003 70.50 105.50 174.00 373.50 678.00 834.00 1059.50 964.50 792.00 593.50 220.50 56.50 5922.00
2004 31.50 56.50 313.00 353.00 486.00 g 530.00 k 944.31 e 846.00 665.00 450.65 d 95.00 61.47 b 3816.42
2005 77.50 108.00 178.25 a 388.50 684.50 0.00 z 1035.00 906.00 790.50 481.00 0.00 z 35.00 g 4649.25
2006 84.00 146.50 247.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 30.00 f 477.50
2007 32.11 c 96.00 250.67 b 285.00 j 670.00 889.50 1003.00 942.50 765.00 544.50 301.55 a 63.50 5558.33
2008 0.00 z 131.00 0.00 z 406.00 607.00 896.50 935.50 893.00 672.00 478.00 159.00 g 104.00 5123.00
2009 86.50 164.50 280.00 377.00 711.00 648.00 f 576.50 n 955.50 582.00 f 521.00 256.00 h 42.50 i 3095.50
2010 12.00 79.00 190.50 401.00 611.50 873.50 990.50 926.50 782.00 561.50 183.00 109.50 f 5611.00
2011 50.50 118.50 344.62 a 542.50 648.79 c 928.50 1023.00 993.07 b 805.86 a 576.60 a 243.00 55.80 a 6330.73
2012 86.50 121.00 258.00 506.90 a 736.25 a 981.96 b 997.17 a 999.50 762.86 b 122.40 b 213.10 a 113.00 5898.63
2013 71.00 51.50 322.92 a 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 445.42
Period of Record Statistics
MEAN 54.10 95.08 223.21 389.17 624.88 848.05 966.59 902.68 723.75 465.84 184.43 60.10 5499.92
S.D. 32.43 42.70 64.86 64.97 59.13 67.35 45.38 50.25 50.04 76.70 54.16 31.89 315.77
SKEW 0.70 0.43 0.21 0.00 0.82 0.33 -0.06 0.22 0.25 -1.84 -0.17 0.51 -0.11
MAX 153.00 210.50 389.00 542.50 776.50 997.00 1059.50 1006.50 831.00 593.50 301.55 128.00 6330.73
MIN 4.00 18.00 75.50 221.00 528.00 703.00 867.00 789.50 640.00 122.40 69.00 7.50 4747.50
NO YRS 47 48 48 46 46 43 45 47 45 47 44 43 37