TRACY CARBONA, CALIFORNIA

Monthly Total Growing Degree Days

(048999)

Base Temperature = 50 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
1949 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 393.00 219.00 5.00 617.00
1950 43.50 74.15 a 119.00 398.00 524.00 606.00 837.50 808.58 a 666.00 445.00 259.00 96.58 e 4877.31
1951 12.50 54.96 a 177.00 296.50 498.50 596.00 728.50 b 715.07 a 622.76 a 442.78 a 136.00 21.00 4301.57
1952 5.50 23.00 97.50 265.00 547.50 369.50 g 809.50 720.50 659.00 457.50 103.00 16.50 3704.50
1953 62.50 29.56 a 107.50 277.00 342.50 543.50 845.50 675.00 680.50 387.50 145.50 18.17 b 4114.73
1954 10.50 60.00 88.00 397.50 514.50 618.00 839.00 647.50 558.00 374.00 91.00 17.50 4215.50
1955 0.00 9.00 122.50 153.00 469.50 590.50 709.00 738.00 632.00 441.50 133.50 51.50 4050.00
1956 12.00 5.00 135.50 258.50 462.50 642.50 747.50 654.50 609.00 373.00 107.50 18.48 e 4025.98
1957 3.00 91.00 176.00 317.00 425.50 763.50 805.50 695.50 646.50 363.50 88.50 9.50 4385.00
1958 10.00 81.00 31.50 f 263.00 513.50 603.50 746.50 871.50 678.50 516.50 194.00 44.50 4522.50
1959 48.00 30.00 254.50 429.00 473.00 694.50 868.50 747.10 a 575.00 476.00 110.50 13.00 4719.10
1960 25.50 45.50 232.00 315.50 442.00 783.50 877.50 768.50 641.50 394.00 106.00 19.50 4651.00
1961 13.50 88.50 145.00 345.50 381.50 762.50 912.50 826.00 587.50 433.50 80.50 17.50 4594.00
1962 0.00 29.00 67.00 372.50 396.00 637.50 757.50 732.00 585.00 372.00 161.00 34.00 4143.50
1963 5.00 178.50 104.50 151.00 432.50 631.50 705.50 725.00 669.50 415.50 88.50 0.00 4107.00
1964 7.00 50.00 136.50 294.00 373.50 576.50 785.50 787.50 549.50 523.50 79.50 85.25 c 4248.25
1965 5.00 59.11 a 150.50 275.50 487.50 439.50 f 771.00 780.50 500.50 494.85 d 166.50 0.00 3690.96
1966 9.00 24.00 193.50 434.50 546.50 691.00 710.50 825.00 630.50 388.50 196.50 23.00 4672.50
1967 17.50 29.00 159.13 a 79.50 490.50 584.00 887.50 877.50 726.00 491.50 235.50 7.50 4585.13
1968 2.50 132.00 218.00 407.00 456.50 724.00 811.00 672.04 c 636.00 393.00 111.92 d 6.20 a 4570.16
1969 24.50 4.00 135.50 293.79 a 527.50 602.50 848.07 c 881.00 716.00 349.00 173.33 c 39.27 a 4594.46
1970 74.50 87.50 205.00 197.00 0.00 z 661.50 847.50 722.50 645.50 350.62 b 148.50 20.00 3960.12
1971 16.00 24.50 116.00 206.00 354.50 599.00 825.50 844.00 696.00 370.00 106.00 6.00 4163.50
1972 0.00 108.50 314.50 313.00 536.00 689.00 826.00 801.00 612.00 298.00 k 0.00 z 18.50 4218.50
1973 15.50 62.00 70.00 0.00 z 588.00 770.00 797.00 758.00 605.50 401.50 127.00 22.00 4216.50
1974 36.00 19.50 172.00 250.50 469.00 698.00 803.00 793.50 703.00 528.50 110.00 11.00 4594.00
1975 5.50 41.00 85.50 107.50 457.80 c 136.00 x 517.50 i 655.50 467.00 g 340.50 74.00 0.50 1767.80
1976 10.00 66.50 140.50 203.00 504.50 631.50 752.00 631.76 b 631.50 465.50 182.00 0.00 4218.76
1977 1.50 88.00 99.50 357.50 274.50 662.50 762.00 752.50 581.00 444.50 182.00 57.00 4262.50
1978 42.50 54.00 255.00 219.50 542.00 641.50 766.00 777.00 589.50 512.53 a 90.00 5.00 4494.53
1979 12.50 20.00 136.50 232.50 533.00 661.50 759.50 696.00 717.41 a 462.00 87.50 26.00 4344.41
1980 45.00 83.00 87.00 267.50 375.50 487.50 730.50 676.50 542.50 462.00 141.00 15.00 3913.00
1981 44.00 97.00 99.50 278.79 a 493.50 850.50 788.50 734.50 649.50 329.50 184.50 37.00 4586.79
1982 0.00 83.00 69.00 210.50 461.00 514.00 685.50 701.50 575.50 400.50 44.50 8.50 3753.50
1983 6.00 52.50 115.50 178.50 442.00 619.50 631.00 647.00 661.50 504.50 143.00 36.50 m 4001.00
1984 6.50 j 9.00 i 242.00 236.50 590.50 637.00 862.00 738.50 746.00 277.00 50.69 a 0.00 z 4380.19
1985 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 720.50 820.43 b 609.67 a 479.00 413.00 112.76 a 22.50 3177.86
1986 62.00 a 127.00 248.50 281.50 517.50 678.00 785.50 762.50 518.79 a 465.50 166.50 j 12.50 4459.29
1987 7.50 58.50 149.00 435.00 600.50 0.00 z 0.00 z 756.50 0.00 z 0.00 z 0.00 z 0.00 z 2007.00
1988 0.00 z 125.00 254.00 312.00 460.50 671.50 897.50 761.00 637.00 451.50 131.50 8.00 4709.50
1989 1.00 53.00 160.00 385.50 536.00 648.50 790.00 705.50 585.00 397.00 161.00 12.50 4435.00
1990 21.50 25.50 171.50 395.00 482.05 a 684.50 839.00 762.00 635.00 485.50 87.00 m 0.00 q 4501.55
1991 7.00 146.00 13.50 o 262.50 414.00 567.50 848.00 690.50 729.00 583.50 101.00 q 0.00 w 4248.00
1992 0.50 o 126.50 228.37 a 397.50 677.50 643.50 755.00 815.00 644.50 498.50 58.50 q 6.50 x 4786.37
1993 5.00 l 25.50 217.00 a 259.00 490.50 648.00 760.00 762.50 625.50 488.00 100.00 k 29.81 e 4305.81
1994 0.00 o 16.00 g 214.50 311.00 442.00 672.86 b 767.50 770.50 627.50 420.00 26.50 k 0.00 q 4225.86
1995 77.50 a 53.00 i 130.00 251.50 406.50 590.50 736.00 811.00 649.00 290.50 m 152.50 n 73.50 3725.50
1996 6.50 l 122.69 c 94.50 m 312.00 515.50 669.50 907.50 851.50 605.50 389.50 90.00 n 33.00 s 4373.69
1997 43.00 65.50 199.50 373.50 607.17 b 515.50 750.20 a 713.50 649.00 337.00 168.62 a 5.00 4427.49
1998 15.50 k 11.85 b 76.50 l 120.00 j 245.50 503.00 725.50 716.00 602.50 259.50 36.00 m 5.00 i 3063.85
1999 26.00 f 9.50 i 32.00 h 248.08 d 432.34 c 572.59 a 678.50 650.00 605.89 b 455.00 100.00 l 0.50 n 3642.40
2000 22.00 h 58.00 f 66.00 o 328.89 c 509.95 a 697.00 665.50 703.50 592.00 341.52 a 40.00 j 4.00 k 3838.36
2001 0.00 i 14.00 g 164.00 j 184.82 b 708.50 700.86 a 734.50 704.50 585.00 b 448.50 107.00 h 4.50 k 4066.68
2002 8.00 l 13.00 p 87.00 k 186.50 i 395.50 685.00 763.50 682.50 641.50 362.00 81.50 l 0.50 s 3530.00
2003 19.50 l 2.00 n 172.00 g 144.00 464.00 652.50 848.00 696.00 663.00 e 515.50 58.50 m 3.00 j 3983.00
2004 8.00 l 30.50 l 235.00 g 320.00 f 512.00 653.50 752.50 730.05 a 631.00 318.00 g 38.50 k 13.50 r 3279.05
2005 0.00 n 37.00 m 117.00 i 168.00 g 446.52 e 544.50 0.00 z 788.50 527.00 425.50 109.00 j 60.50 h 2732.02
2006 7.50 l 46.00 j 42.50 h 193.50 i 568.33 a 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 568.33
Period of Record Statistics
MEAN 20.62 63.81 159.07 283.27 479.26 644.10 786.12 741.44 625.15 424.74 134.14 22.79 4358.88
S.D. 21.70 41.85 60.87 86.32 85.13 73.51 64.04 64.54 57.20 66.70 49.57 22.43 270.12
SKEW 1.18 0.67 0.47 -0.15 -0.08 0.19 -0.04 0.25 -0.23 -0.12 0.47 1.72 -0.22
MAX 77.50 178.50 314.50 435.00 708.50 850.50 912.50 881.00 746.00 583.50 259.00 96.58 4877.31
MIN 0.00 4.00 67.00 79.50 245.50 487.50 631.00 609.67 479.00 259.50 44.50 0.00 3753.50
NO YRS 41 45 44 50 55 52 53 56 54 53 39 41 28