WOODLAND HILLS PIERCE COLLEGE, CALIFORNIA

Monthly Total Growing Degree Days

(041484)

Base Temperature = 40 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201108
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 0.00 z 0.00 z 0.00 z 981.50 1022.00 965.00 666.00 648.50 303.00 4586.00
1950 187.50 366.50 468.00 613.50 624.50 796.00 1058.00 972.00 833.00 796.50 635.50 553.00 7904.00
1951 359.50 350.50 512.00 589.50 733.00 811.00 1096.50 999.50 946.00 717.50 470.50 293.00 7878.50
1952 231.50 356.50 312.50 545.50 779.00 689.50 1013.00 1042.50 961.00 814.00 401.00 352.50 7498.50
1953 507.50 397.50 444.85 a 482.00 602.00 698.33 c 1102.00 956.50 898.50 713.00 534.00 457.50 7793.68
1954 305.50 515.50 370.50 590.50 703.00 800.00 1159.50 938.00 870.00 659.50 548.00 334.00 7794.00
1955 251.00 320.50 492.00 546.00 708.00 824.00 989.00 1178.50 1036.50 744.50 519.50 372.50 7982.00
1956 375.00 239.00 542.50 536.50 700.50 906.50 1049.50 993.00 1047.50 715.00 654.00 520.00 8279.00
1957 299.00 472.00 567.00 574.00 491.00 i 1041.00 1157.50 1092.50 936.00 716.00 479.50 517.50 7852.00
1958 500.00 467.00 380.00 640.50 836.00 890.50 1056.50 1196.50 1061.00 946.50 567.50 584.00 9126.00
1959 498.00 344.00 669.00 749.00 704.00 973.00 1245.00 1142.50 966.50 892.00 689.00 524.50 9396.50
1960 305.00 405.00 646.50 714.00 860.00 998.00 1237.50 1130.00 1102.00 815.00 501.67 c 461.00 9175.67
1961 564.50 537.00 560.50 710.50 726.00 964.00 1152.50 1180.00 922.00 801.00 522.50 433.50 9074.00
1962 493.00 338.50 389.00 751.00 674.50 814.00 1024.00 1158.50 968.00 785.50 586.00 481.50 8463.50
1963 323.50 602.50 470.50 497.50 716.50 798.00 1034.50 1072.00 1074.50 827.50 552.50 481.00 8450.50
1964 372.50 404.00 459.00 564.00 671.50 810.00 1092.00 1080.50 899.00 928.50 453.50 425.50 8160.00
1965 449.50 405.50 474.50 581.00 743.50 739.50 1036.50 1167.00 840.50 898.50 535.00 350.00 8221.00
1966 364.50 302.00 595.00 735.00 794.00 915.50 1076.00 1158.50 970.00 846.50 548.50 421.50 8727.00
1967 416.00 498.00 496.50 339.50 766.50 778.00 1153.50 1259.00 1024.50 891.50 652.00 355.50 8630.50
1968 377.00 557.00 562.50 632.00 779.50 897.00 1142.00 1013.50 997.50 819.50 605.50 308.00 8691.00
1969 421.50 305.00 485.50 637.00 813.50 806.50 1117.00 1210.50 1053.00 732.50 652.50 453.50 8688.00
1970 444.50 493.50 559.50 553.00 815.50 941.50 1166.00 1178.50 967.50 778.00 583.50 353.00 8834.00
1971 449.50 416.50 525.00 562.00 671.50 872.59 a 1132.50 1210.50 1038.00 740.50 499.50 278.00 8396.09
1972 412.50 511.00 732.50 640.00 812.00 975.00 1170.00 1142.00 955.50 752.50 496.00 372.50 8971.50
1973 338.00 418.00 412.00 623.50 846.00 995.50 1074.50 1117.00 895.50 846.50 463.50 464.50 8494.50
1974 408.50 458.00 550.00 656.00 777.50 1003.00 1162.00 1105.00 1082.50 824.00 581.50 436.00 9044.00
1975 476.50 384.00 495.50 459.50 795.50 869.50 1110.00 1080.00 1056.50 804.00 578.50 511.50 8621.00
1976 542.50 473.50 556.00 537.50 852.50 992.00 1119.50 1023.50 959.50 880.00 698.50 470.50 9105.50
1977 414.50 558.50 425.00 673.00 609.00 922.50 1134.00 1153.00 914.50 864.00 686.50 542.00 8896.50
1978 445.50 435.00 605.00 533.50 833.00 982.50 1132.00 1087.00 1012.50 927.50 474.50 325.50 8793.50
1979 303.50 343.50 502.50 612.00 791.50 972.00 1131.00 1086.00 1140.00 798.50 529.00 495.00 8704.50
1980 516.00 525.00 465.00 636.50 615.19 b 853.00 1178.50 1094.00 959.50 865.00 579.83 a 544.00 8831.52
1981 495.00 502.50 481.50 666.00 794.00 1133.50 1134.00 1195.50 1011.50 729.50 595.50 513.50 9252.00
1982 355.00 456.50 402.50 558.00 730.00 725.50 1074.50 1176.00 978.50 842.00 495.50 416.43 a 8210.43
1983 524.00 473.00 540.00 511.00 826.00 889.00 1083.00 1225.50 1125.50 920.50 552.50 487.00 9157.00
1984 572.50 508.00 664.50 665.00 1013.50 968.50 1253.00 1236.00 1189.00 769.50 460.50 336.00 9636.00
1985 395.50 424.50 444.00 747.50 770.00 1024.50 1272.50 1147.00 892.00 839.00 488.00 520.00 8964.50
1986 577.50 484.50 632.00 629.50 818.00 1004.50 1092.00 1222.50 839.50 818.50 666.50 451.00 9236.00
1987 390.50 428.50 528.50 789.50 881.00 977.00 987.50 1105.00 1061.00 947.50 558.00 310.50 8964.50
1988 423.50 543.00 667.50 647.50 847.00 894.50 1184.00 1119.00 995.00 911.00 580.50 385.00 9197.50
1989 381.00 347.50 647.00 823.00 814.50 973.00 1181.50 1088.50 1029.00 868.00 666.50 536.50 9356.00
1990 471.00 415.50 617.50 730.00 798.50 1048.00 1219.00 1149.00 1046.50 941.00 614.50 345.00 9395.50
1991 455.50 556.50 400.50 599.00 728.50 a 827.50 1053.50 1088.10 a 1087.50 975.50 665.50 463.00 8900.60
1992 459.00 523.50 525.50 792.50 913.50 923.00 1172.00 1293.73 a 1075.00 905.50 609.50 335.00 9527.73
1993 381.50 395.50 671.00 799.50 870.50 1053.00 1049.00 1107.00 1050.50 855.50 550.00 427.00 9210.00
1994 505.00 354.50 614.00 662.00 712.00 1004.00 1064.00 1172.00 946.50 732.00 359.00 404.00 8529.00
1995 369.00 559.00 530.00 577.00 648.00 860.00 1065.50 1166.00 1015.50 828.00 645.00 442.00 8705.00
1996 418.00 460.00 529.50 766.50 815.00 948.00 1201.00 1233.50 966.00 804.00 582.50 444.00 9168.00
1997 461.50 444.00 677.00 680.50 980.50 920.50 1049.50 1141.50 1052.50 732.50 488.00 338.50 8966.50
1998 335.00 260.50 468.50 464.50 544.50 711.50 1080.00 1239.00 933.50 739.00 523.00 427.50 7726.50
1999 495.00 428.50 455.00 550.50 733.50 837.00 1070.00 1069.50 928.50 903.00 591.50 478.00 8540.00
2000 464.00 436.00 565.00 726.50 857.50 976.50 1049.50 1149.50 999.50 719.50 423.50 513.00 8880.00
2001 345.50 319.00 599.50 530.50 912.50 946.00 1002.50 1109.50 1001.50 873.00 600.00 370.50 8610.00
2002 394.50 479.00 503.50 605.50 750.50 938.50 1127.50 1052.50 1088.00 726.00 646.50 367.00 8679.00
2003 650.00 379.00 582.00 474.50 759.00 854.00 1177.00 1196.50 1084.00 981.00 457.00 387.00 8981.00
2004 447.00 361.46 a 782.00 725.50 830.00 901.00 1111.50 1105.50 1049.48 a 742.50 491.50 445.00 8992.45
2005 463.00 469.00 578.00 660.50 886.50 910.00 1242.50 1196.00 945.50 865.00 681.00 550.50 9447.50
2006 486.50 511.50 396.00 558.50 927.00 1125.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 4004.50
2007 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
2008 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
2009 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
2010 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
2011 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
Period of Record Statistics
MEAN 422.25 433.69 530.31 622.03 777.07 907.07 1113.68 1126.73 995.52 820.62 559.98 429.26 8742.88
S.D. 89.58 82.41 96.91 99.39 94.72 101.65 71.31 78.51 77.89 81.04 79.50 78.99 500.08
SKEW -0.16 -0.19 0.22 -0.11 -0.05 -0.16 0.22 -0.34 -0.02 0.04 -0.19 -0.06 -0.57
MAX 650.00 602.50 782.00 823.00 1013.50 1133.50 1272.50 1293.73 1189.00 981.00 698.50 584.00 9636.00
MIN 187.50 239.00 312.50 339.50 544.50 689.50 981.50 938.00 833.00 659.50 359.00 278.00 7498.50
NO YRS 57 57 57 57 56 57 57 57 57 57 57 57 55