LOS ANGELES INTL AP, CALIFORNIA

Monthly Total Growing Degree Days

(045114)

Base Temperature = 40 F

File last updated on Apr 4, 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
1944 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 839.07 a 784.14 a 678.26 b 520.50 507.00 3328.96
1945 419.50 414.50 403.53 b 508.50 618.50 686.00 842.50 907.30 c 688.50 f 759.50 c 505.00 c 452.08 a 6516.92
1946 444.33 a 321.00 475.85 a 562.78 c 621.50 750.50 858.50 871.00 852.86 b 668.10 b 502.50 444.00 7372.92
1947 343.58 a 473.50 582.80 a 609.83 a 525.00 g 749.42 d 854.71 c 884.03 b 827.59 a 470.50 k 278.00 m 472.23 a 5797.70
1948 445.48 d 368.20 a 429.19 b 560.69 a 626.20 a 699.31 a 797.50 808.21 c 769.14 a 703.50 581.50 394.22 a 7183.14
1949 218.00 318.00 443.00 609.00 691.00 808.50 847.33 a 876.61 d 825.52 a 702.00 690.00 a 416.78 d 7445.74
1950 171.00 i 368.87 e 487.73 a 592.00 614.12 b 549.50 f 887.93 c 804.21 e 784.29 b 774.50 491.50 g 592.88 c 5906.52
1951 439.88 b 380.80 c 329.50 l 390.50 i 633.29 c 731.54 d 884.61 c 849.52 e 822.00 799.50 625.18 b 429.87 a 6596.18
1952 380.78 a 491.79 e 438.43 c 370.00 j 692.52 c 687.50 807.11 c 867.47 b 835.00 722.50 544.50 476.37 a 6943.96
1953 583.00 487.50 514.60 a 515.50 681.48 a 722.00 941.50 830.00 758.28 a 780.50 640.50 516.00 7970.86
1954 418.00 581.50 487.50 570.00 669.00 749.48 a 986.50 955.50 835.00 699.50 676.00 545.50 8173.48
1955 370.00 426.00 596.50 566.00 651.50 717.00 842.00 945.00 910.50 688.00 585.50 482.50 7780.50
1956 452.50 367.50 575.57 a 559.00 506.00 j 789.50 879.50 904.00 905.19 d 760.02 a 775.00 582.59 b 7550.36
1957 425.98 b 538.46 b 615.35 a 598.97 a 717.65 a 883.50 1001.50 1014.00 867.50 810.00 602.00 642.50 8717.41
1958 598.50 564.00 554.50 736.00 816.50 865.50 929.50 1034.00 982.00 1006.50 717.00 695.50 9499.50
1959 617.50 484.00 743.50 762.50 793.50 892.00 1086.50 1050.50 982.50 874.00 753.00 608.00 9647.50
1960 413.00 444.00 543.50 635.00 739.00 774.00 908.50 880.50 898.50 755.50 547.00 460.50 7999.00
1961 585.00 499.50 522.00 588.50 645.00 750.00 965.50 932.50 842.50 795.50 571.50 434.50 8132.00
1962 497.00 385.00 421.50 614.50 666.50 695.00 806.50 916.50 831.00 762.50 591.00 514.00 7701.00
1963 472.00 591.00 513.50 518.00 709.00 768.50 890.00 958.50 1035.50 864.00 652.00 554.50 8526.50
1964 472.00 463.50 492.00 543.50 571.50 664.00 831.00 912.00 802.00 837.50 567.50 468.50 7625.00
1965 485.00 426.50 540.50 556.50 636.50 685.00 796.00 976.50 840.00 912.50 615.00 468.00 7938.00
1966 420.50 362.50 542.00 651.00 727.50 797.00 875.00 988.00 886.50 913.50 675.00 542.00 8380.50
1967 513.00 547.00 597.00 480.00 754.00 686.00 909.00 1016.50 958.00 882.50 725.00 437.50 8505.50
1968 535.50 604.50 635.50 648.00 740.50 785.50 877.00 884.00 857.00 784.50 650.50 442.50 8445.00
1969 525.00 388.50 507.00 609.50 715.00 763.50 902.50 961.50 813.50 808.50 727.00 581.00 8302.50
1970 524.00 579.00 599.50 580.00 723.00 770.50 888.50 911.50 874.50 806.50 636.00 497.00 8390.00
1971 481.00 467.00 520.00 564.00 662.50 740.50 913.50 1061.50 926.50 775.00 577.00 395.00 8083.50
1972 432.00 488.50 613.50 643.50 747.00 811.00 940.50 1015.00 894.00 817.50 605.50 521.50 8529.50
1973 452.50 517.50 479.50 601.00 694.50 801.00 867.00 901.50 825.50 796.00 585.50 568.00 8089.50
1974 443.50 489.00 513.50 589.00 710.00 799.00 946.50 918.00 868.00 804.00 679.50 489.50 8249.50
1975 521.50 436.00 487.00 499.50 653.00 733.50 895.50 875.00 905.50 788.00 617.50 546.50 7958.50
1976 619.00 518.00 568.50 538.50 720.00 840.00 931.00 908.00 911.00 905.50 777.50 621.50 8858.50
1977 543.50 576.50 496.50 632.50 655.00 753.00 886.50 958.00 859.50 813.00 741.50 649.00 8564.50
1978 575.00 511.00 685.00 574.00 790.00 827.50 859.50 924.50 1008.50 877.50 569.50 442.00 8644.00
1979 451.00 397.00 541.50 605.00 731.50 875.50 880.00 959.50 1014.00 807.50 631.00 638.50 8532.00
1980 608.50 616.00 566.00 617.50 623.50 771.00 888.50 957.00 811.00 812.50 673.00 625.50 8570.00
1981 604.50 576.50 560.00 635.00 766.50 956.50 981.00 971.00 888.00 782.50 661.50 600.50 8983.50
1982 452.00 533.50 544.00 604.00 698.00 706.00 909.00 972.50 948.50 905.00 636.00 505.50 8414.00
1983 584.00 486.00 551.00 576.00 698.50 760.50 918.00 1040.00 972.50 914.50 628.50 529.50 8659.00
1984 564.50 537.00 660.00 641.00 806.50 812.00 969.50 1025.00 1094.50 792.00 559.50 471.00 8932.50
1985 480.00 464.00 472.00 620.00 654.50 780.00 972.00 927.00 859.00 839.50 557.50 592.50 8218.00
1986 689.00 522.00 596.50 651.00 723.50 789.00 882.50 893.50 772.50 816.50 748.00 570.00 8654.00
1987 463.50 513.50 586.50 693.50 751.00 739.00 814.00 858.50 888.00 898.00 655.00 429.50 8290.00
1988 518.00 597.00 696.00 637.00 712.00 708.00 903.00 876.00 829.50 807.00 602.50 510.50 8396.50
1989 477.50 415.00 585.00 742.00 696.00 754.00 911.00 856.00 847.00 800.00 753.00 635.50 8472.00
1990 529.50 419.50 543.50 674.50 703.00 824.00 972.50 919.00 928.50 916.00 724.00 519.50 8673.50
1991 533.00 555.00 463.50 629.50 630.00 717.00 837.00 897.00 832.50 845.50 700.50 579.00 8219.50
1992 570.00 603.00 594.00 768.00 808.50 776.50 975.00 1019.50 921.50 836.00 709.50 490.00 9071.50
1993 501.00 476.00 635.00 682.50 778.50 847.50 915.50 913.00 870.00 880.00 706.50 571.00 8776.50
1994 593.50 475.50 641.50 605.50 681.50 847.00 862.00 1075.00 918.50 831.50 536.00 542.50 8610.00
1995 520.50 605.50 621.50 615.00 629.50 729.50 874.50 896.00 920.50 846.50 684.50 585.50 8529.00
1996 563.00 530.00 622.50 724.50 802.00 818.00 914.50 1032.00 872.50 739.00 662.50 563.50 8844.00
1997 535.00 523.00 616.00 653.00 854.00 863.00 912.00 1019.00 1040.00 884.00 694.50 523.50 9117.00
1998 502.50 423.00 557.50 517.00 650.50 740.00 915.50 994.00 912.00 794.50 592.00 481.00 8079.50
1999 531.00 461.50 486.00 550.50 725.50 748.50 940.50 891.50 833.50 870.50 616.00 595.00 8250.00
2000 571.00 514.50 555.00 629.00 752.00 839.00 887.00 953.50 889.00 732.50 544.00 571.50 8438.00
2001 462.50 396.50 552.00 512.00 741.00 821.00 862.00 880.00 835.00 780.50 618.00 484.00 7944.50
2002 478.50 528.50 558.50 567.50 676.50 770.50 882.00 855.00 827.50 705.50 712.00 505.50 8067.50
2003 685.00 505.50 594.50 550.00 654.00 753.50 975.50 962.50 833.50 849.50 588.00 519.00 8470.50
2004 522.00 452.00 652.00 663.00 826.50 803.50 908.50 908.50 975.00 733.00 567.00 536.00 8547.00
2005 540.00 508.00 576.00 597.50 741.50 747.50 887.50 918.00 826.50 774.50 715.00 590.00 8422.00
2006 561.50 531.50 456.00 581.50 757.00 875.50 1062.00 954.00 864.50 801.50 706.50 536.00 8687.50
2007 449.00 489.50 619.00 602.00 685.00 743.00 927.00 971.50 849.00 814.50 644.50 490.50 8284.50
2008 492.50 486.00 622.50 680.00 746.50 852.00 925.00 930.00 858.50 895.00 721.00 460.50 8669.50
2009 622.00 454.50 549.00 604.50 739.50 748.50 880.00 893.00 898.00 775.50 646.00 502.50 8313.00
2010 571.00 489.50 613.50 554.50 650.00 738.00 797.50 800.00 805.00 792.50 642.50 563.00 8017.00
2011 594.50 428.50 556.00 653.00 695.00 713.00 878.00 856.00 808.00 758.50 574.00 465.00 7979.50
2012 601.00 495.00 531.00 591.00 714.50 758.50 825.50 999.50 967.00 901.50 684.50 520.50 8589.50
2013 515.00 457.50 596.50 20.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 10.00 z 1569.00
Period of Record Statistics
MEAN 508.88 483.28 555.83 606.74 705.91 774.66 899.73 930.63 879.26 809.69 640.65 524.55 8377.99
S.D. 80.75 71.70 68.86 62.11 59.63 59.35 57.76 65.31 70.02 67.76 69.38 66.87 453.32
SKEW -0.50 -0.21 0.05 0.50 0.25 0.57 0.64 0.21 0.82 0.18 0.02 0.21 0.00
MAX 689.00 616.00 743.50 768.00 854.00 956.50 1086.50 1075.00 1094.50 1006.50 777.50 695.50 9647.50
MIN 218.00 318.00 403.53 480.00 571.50 664.00 796.00 800.00 758.28 668.10 502.50 394.22 7183.14
NO YRS 68 69 68 66 66 67 68 69 68 68 67 69 62