SAN JOSE, CALIFORNIA

Monthly Total Growing Degree Days

(047821)

Base Temperature = 40 F

File last updated on Jul 24, 2006
*** Note *** Provisional Data *** After Year/Month 200603
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 852.50 845.50 764.50 690.00 446.00 212.00 3810.50
1949 99.50 237.50 422.00 587.07 a 655.50 811.50 838.00 796.00 839.48 a 625.50 574.00 270.00 6756.05
1950 209.00 255.50 g 443.00 577.00 663.50 723.00 909.00 915.00 844.50 727.50 621.50 414.00 7047.00
1951 313.00 330.00 444.50 512.50 700.50 736.50 829.00 865.50 798.00 699.00 496.50 287.50 7012.50
1952 256.78 a 352.50 378.50 554.50 705.25 a 685.00 897.50 845.50 873.50 728.00 428.50 338.50 7044.03
1953 419.50 339.50 426.50 489.50 592.50 686.00 902.00 812.50 864.50 699.00 510.50 378.00 7120.00
1954 312.50 368.50 363.00 629.00 680.50 735.00 899.00 790.00 773.00 684.00 466.50 290.00 6991.00
1955 196.00 277.50 454.00 393.00 658.00 737.00 790.50 854.50 808.00 686.50 430.50 374.50 6660.00
1956 366.00 261.00 436.00 509.50 694.00 781.50 851.00 841.50 836.90 a 634.50 489.00 328.50 7029.40
1957 230.50 400.00 491.00 582.00 673.00 872.50 921.50 852.00 864.00 713.50 452.50 327.50 7380.00
1958 367.50 471.00 389.00 548.50 758.50 812.00 884.00 972.00 931.00 798.00 512.50 486.50 7930.50
1959 413.50 345.50 572.00 666.50 652.00 782.50 930.00 b 921.50 810.52 a 819.50 534.50 370.50 7818.52
1960 315.00 381.50 558.50 553.00 641.00 900.00 a 911.00 871.50 826.00 701.50 457.50 320.50 7437.00
1961 301.00 417.50 449.00 579.00 586.00 863.28 a 958.00 924.00 590.00 j 727.50 463.50 273.50 6542.28
1962 317.00 314.00 405.00 615.00 626.00 772.50 825.00 904.50 780.50 693.00 534.00 350.00 7136.50
1963 245.00 531.00 444.50 460.00 672.50 765.00 839.50 874.00 881.50 0.00 z 0.00 z 0.00 z 5713.00
1964 0.00 z 369.50 422.50 505.50 565.00 728.50 852.50 878.00 814.14 a 737.50 355.50 372.50 6601.14
1965 286.50 312.50 451.00 532.50 636.50 712.50 853.00 928.50 747.50 749.00 479.00 159.00 6847.50
1966 260.00 282.00 467.50 679.50 720.50 812.00 837.00 931.00 834.00 700.50 464.50 281.50 7270.00
1967 297.00 320.00 406.50 326.00 699.50 747.50 949.00 966.50 908.50 730.00 530.50 236.50 7117.50
1968 210.50 477.50 506.50 567.00 639.00 830.00 921.50 894.50 829.50 646.50 453.50 243.00 7219.00
1969 231.00 267.50 428.50 490.50 747.00 763.00 911.50 944.50 870.00 668.00 447.00 411.50 7180.00
1970 396.00 421.50 514.50 452.50 799.50 790.00 936.00 851.50 858.00 635.50 501.50 261.50 7418.00
1971 278.50 309.50 431.00 475.00 619.50 756.00 884.50 953.50 885.50 591.00 394.00 181.00 6759.00
1972 188.00 389.00 567.00 546.00 733.50 820.00 960.00 916.00 772.00 683.50 377.00 215.50 7167.50
1973 248.00 369.50 361.50 603.50 758.00 917.50 899.00 848.00 799.00 670.00 400.00 297.00 7171.00
1974 296.50 280.50 472.50 513.50 643.50 792.00 893.50 900.50 837.00 724.50 397.00 247.50 6998.50
1975 238.50 323.00 407.00 401.50 734.00 768.50 858.00 850.50 776.00 620.00 378.50 279.00 6634.50
1976 262.50 333.00 403.00 482.00 740.00 840.00 887.00 862.50 821.50 728.50 477.50 239.50 7077.00
1977 233.00 405.00 400.00 608.50 563.00 824.00 908.00 901.00 813.50 693.50 466.00 418.50 7234.00
1978 403.00 378.50 585.00 506.50 798.50 785.00 908.00 922.50 884.50 778.50 395.00 181.00 7526.00
1979 271.00 314.50 502.50 535.34 a 782.00 818.50 927.50 871.50 957.00 776.00 461.50 362.50 7579.84
1980 387.50 470.00 465.00 580.50 638.00 726.50 906.00 867.50 813.00 744.50 485.00 328.50 7412.00
1981 376.50 436.00 482.00 601.00 726.00 967.00 907.50 879.50 812.50 650.00 553.00 422.50 7813.50
1982 218.00 439.50 0.00 z 536.00 715.50 715.50 864.00 883.00 830.50 699.50 354.50 284.00 6540.00
1983 269.50 411.00 493.00 505.50 704.50 827.00 920.00 963.00 947.50 761.50 451.00 437.00 7690.50
1984 332.00 375.50 570.00 501.50 790.00 797.00 1022.00 916.00 959.00 0.00 z 381.00 211.50 6855.50
1985 172.00 348.50 352.00 650.50 694.00 945.00 1008.50 913.00 809.50 707.50 366.50 230.00 7197.00
1986 451.00 459.50 604.00 587.00 721.50 874.00 951.50 915.50 765.52 a 760.50 497.50 313.00 7900.52
1987 283.00 384.50 517.00 702.50 825.00 844.50 854.50 942.50 877.50 819.50 474.50 329.00 7854.00
1988 349.00 443.50 581.00 630.50 704.00 837.50 1017.50 965.00 852.50 752.00 496.00 288.00 7916.50
1989 241.00 281.00 552.50 717.00 734.00 841.50 911.50 914.00 815.50 709.00 469.00 286.50 7472.50
1990 325.50 278.50 510.00 680.00 727.50 841.50 965.00 988.50 883.50 780.00 443.00 158.00 7581.00
1991 300.50 473.50 386.00 533.50 646.50 745.00 936.50 907.00 894.00 810.00 514.50 304.00 7451.00
1992 258.50 484.00 571.50 710.50 863.00 842.50 986.00 0.00 z 896.00 842.00 498.50 258.50 7211.00
1993 273.00 335.50 605.00 605.50 785.50 913.00 942.00 1001.50 861.50 786.00 446.00 288.50 7843.00
1994 332.00 312.50 579.00 589.50 711.00 829.50 893.00 952.00 873.00 701.00 306.50 235.00 7314.00
1995 438.00 444.50 478.50 581.00 695.00 824.00 1015.00 987.50 878.50 802.00 597.00 436.50 8177.50
1996 394.50 477.00 579.50 689.50 804.00 900.00 1041.00 1011.00 848.50 716.00 489.00 431.00 8381.00
1997 372.50 406.00 605.00 668.00 922.00 869.50 984.00 991.50 987.00 734.00 547.00 324.00 8410.50
1998 423.50 360.50 529.50 566.00 621.50 812.00 976.00 1066.50 930.50 676.50 457.50 217.50 7637.50
1999 308.00 310.00 391.50 520.50 627.00 785.00 900.50 919.00 0.00 z 0.00 z 534.50 169.00 n 5296.00
2000 265.00 j 298.00 h 439.50 f 405.00 l 558.50 i 737.00 g 706.00 g 984.77 a 923.50 714.72 d 388.20 e 300.00 g 3011.19
2001 283.81 b 332.77 b 603.47 a 528.89 c 947.16 c 966.67 c 947.16 c 933.62 a 859.04 d 807.55 a 539.50 373.50 8123.13
2002 286.00 428.00 483.00 605.00 699.50 846.50 960.50 961.50 926.50 739.50 543.50 398.50 7878.00
2003 491.00 378.00 548.00 497.50 716.50 828.00 970.50 939.50 903.50 790.50 403.50 373.00 7839.50
2004 369.02 e 373.50 665.50 544.50 f 727.00 799.00 920.00 956.00 901.00 680.00 447.00 370.00 7208.02
2005 312.00 429.00 576.00 539.00 727.00 773.50 984.00 937.00 765.50 720.50 531.00 443.50 7738.00
2006 378.50 395.00 350.54 e 524.00 759.50 880.34 a 624.00 k 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3287.88
Period of Record Statistics
MEAN 305.14 372.27 483.60 559.50 708.24 810.52 915.92 912.31 852.11 721.16 466.84 311.82 7428.63
S.D. 77.85 67.73 79.75 80.26 77.78 66.12 55.28 55.90 55.77 55.71 64.35 79.76 442.50
SKEW 0.08 0.15 0.20 -0.21 0.72 0.33 0.14 0.11 0.25 0.05 -0.08 0.07 0.27
MAX 491.00 531.00 665.50 717.00 947.16 967.00 1041.00 1066.50 987.00 842.00 621.50 486.50 8410.50
MIN 99.50 237.50 350.54 326.00 563.00 685.00 790.50 790.00 747.50 591.00 306.50 158.00 6634.50
NO YRS 56 56 56 56 57 57 57 57 56 55 57 55 47