WATSONVILLE WATERWORKS, CALIFORNIA

Monthly Total Growing Degree Days

(049473)

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 553.57 c 641.91 b 597.22 c 576.82 c 368.33 c 143.38 c 2881.24
1949 69.75 c 181.48 a 360.12 a 486.50 524.86 b 590.00 585.90 a 316.50 p 665.17 a 506.50 539.44 c 235.60 a 4745.33
1950 126.87 d 270.08 d 377.17 d 457.50 d 447.90 b 541.15 d 609.09 d 648.70 d 665.69 a 628.86 c 586.11 c 334.00 f 5359.12
1951 254.95 b 296.24 c 351.91 d 379.80 e 512.61 c 300.50 m 352.00 l 597.50 641.90 a 626.20 a 424.29 b 237.00 4322.38
1952 189.00 298.50 290.00 450.50 549.00 501.96 b 650.48 a 594.88 b 676.00 588.48 a 401.67 c 294.50 b 5484.98
1953 379.50 278.00 346.00 367.50 489.28 a 553.33 c 623.00 642.50 676.07 b 582.28 a 444.00 318.00 5699.47
1954 221.50 373.00 327.00 469.00 524.00 583.97 a 670.00 591.58 a 638.00 567.50 471.00 268.50 5705.05
1955 174.50 247.50 370.50 332.00 506.50 543.50 568.50 553.00 563.00 563.00 379.50 339.50 5141.00
1956 273.00 176.00 0.00 z 398.00 540.50 588.50 589.50 594.00 669.83 a 529.50 494.00 329.00 5181.83
1957 177.00 366.50 404.00 461.50 546.00 133.50 x 100.50 z 627.50 689.00 618.00 0.00 z 328.00 4217.50
1958 307.00 391.50 240.00 g 481.50 594.50 671.00 653.00 713.00 758.50 665.00 447.50 455.50 6138.00
1959 367.00 212.00 f 491.00 523.00 503.00 589.50 682.50 691.50 646.50 680.45 a 469.00 361.00 6004.45
1960 228.50 294.50 443.50 476.00 537.50 610.50 642.00 608.00 622.00 542.50 365.19 d 280.50 5650.69
1961 321.50 317.00 331.50 460.50 484.00 624.00 681.50 706.50 645.50 597.50 358.50 255.50 5783.50
1962 262.00 281.00 277.50 497.00 511.00 613.00 589.00 684.00 551.00 617.00 457.50 370.00 5710.00
1963 210.00 460.00 352.00 379.00 515.50 547.00 641.50 618.00 705.00 620.50 382.50 268.00 5699.00
1964 255.00 302.00 306.50 390.50 434.00 558.00 625.00 631.00 583.00 647.50 369.00 361.00 5462.50
1965 316.50 304.50 372.50 470.50 491.00 502.50 619.00 733.50 594.50 710.50 448.00 186.00 5749.00
1966 230.00 236.50 376.50 524.50 515.00 601.00 627.50 649.00 682.00 625.50 466.50 285.00 5819.00
1967 297.50 326.00 366.50 283.00 561.50 513.50 667.00 663.50 743.50 677.00 523.50 236.00 5858.50
1968 257.00 447.50 454.00 454.50 517.00 610.00 654.50 702.00 680.00 579.50 437.00 211.50 6004.50
1969 254.00 212.50 367.50 403.50 540.00 613.00 631.50 634.00 633.00 575.57 a 495.50 366.50 5726.57
1970 371.50 377.50 456.50 370.50 565.50 574.50 645.50 617.00 674.00 537.00 448.50 234.00 5872.00
1971 272.50 258.00 358.50 377.50 459.50 563.00 635.00 709.00 719.50 477.00 363.00 164.00 5356.50
1972 212.50 362.00 455.50 437.00 546.00 568.50 722.50 705.50 653.50 636.50 358.50 222.00 5880.00
1973 239.00 363.00 314.00 473.00 556.50 680.50 638.50 629.00 640.50 560.00 362.50 292.50 5749.00
1974 254.00 247.00 389.00 408.50 480.00 589.00 675.50 670.00 630.00 637.00 410.50 253.50 5644.00
1975 294.00 297.50 343.50 315.50 518.00 551.50 630.50 655.00 619.50 532.00 369.00 303.00 5429.00
1976 316.50 314.50 353.00 397.50 564.00 688.50 683.00 755.00 685.50 668.00 541.00 330.50 6297.00
1977 296.00 394.50 325.50 448.39 b 470.50 583.50 659.50 716.50 650.50 603.50 476.50 427.00 6051.89
1978 400.50 360.00 565.50 442.50 621.50 613.50 680.50 726.50 733.50 629.00 370.50 215.50 6359.00
1979 272.00 162.00 g 209.00 o 491.50 617.50 0.00 z 697.00 716.00 819.00 661.50 411.50 346.00 5032.00
1980 390.00 433.50 437.00 493.00 510.50 609.00 730.00 685.50 671.00 239.50 w 481.00 410.50 5851.00
1981 399.00 388.50 416.00 502.00 589.00 760.00 677.00 725.50 657.00 571.50 516.96 b 377.50 6579.96
1982 199.50 380.00 393.00 497.50 0.00 z 603.00 696.50 751.50 720.50 650.50 409.50 307.50 5609.00
1983 329.00 391.50 449.00 465.50 614.00 681.50 789.50 852.50 854.50 744.50 434.50 376.50 6982.50
1984 335.50 349.00 521.50 494.00 712.50 630.00 799.50 789.50 897.00 603.00 376.00 244.00 6751.50
1985 249.00 331.00 334.00 580.00 573.00 692.00 799.00 717.50 687.00 585.00 343.50 325.00 6216.00
1986 466.50 418.50 543.50 504.50 569.50 650.50 663.50 683.50 594.00 636.50 491.50 326.00 6548.00
1987 252.00 364.50 414.50 584.00 627.00 617.00 655.50 690.50 681.00 698.50 434.50 266.00 6285.00
1988 308.50 399.00 475.00 515.50 563.00 611.00 685.00 703.50 609.50 576.50 417.00 267.00 6130.50
1989 225.00 214.50 451.50 574.00 549.50 663.00 681.00 634.50 622.50 597.00 486.00 353.50 6052.00
1990 295.50 228.50 398.50 559.50 569.00 661.50 713.50 721.00 685.50 606.50 381.50 154.50 5975.00
1991 218.50 373.50 270.00 398.00 432.50 463.00 595.50 655.00 572.50 521.00 397.00 281.50 5178.00
1992 285.50 427.50 475.00 626.50 660.50 648.50 796.00 743.00 684.00 729.00 482.50 264.50 6822.50
1993 274.50 305.00 519.00 511.00 647.50 728.50 689.00 777.00 664.50 685.50 430.50 302.00 6534.00
1994 337.50 289.50 474.50 494.00 563.50 629.50 606.50 693.50 665.50 598.00 284.50 244.00 5880.50
1995 402.50 445.50 449.00 468.50 531.50 648.00 778.50 748.00 706.50 674.50 570.50 394.00 6817.00
1996 360.50 447.00 471.00 584.50 650.50 635.00 729.50 674.00 638.50 600.00 454.50 389.00 6634.00
1997 361.50 352.50 493.00 561.00 733.00 664.50 691.00 796.50 811.50 640.00 520.00 312.00 6936.50
1998 381.00 310.00 443.50 446.00 533.00 0.00 z 699.00 742.00 703.50 565.00 402.50 87.00 q 5225.50
1999 88.00 v 164.50 j 184.50 m 199.50 n 189.00 s 256.00 p 319.00 p 361.00 o 0.00 z 226.00 s 156.00 s 244.00 h 0.00
2000 245.50 f 409.00 395.54 d 538.00 642.00 675.00 0.00 z 690.50 729.50 587.50 327.50 393.50 5388.04
2001 253.17 a 296.00 462.50 370.00 653.00 690.00 662.00 671.50 617.00 643.00 477.50 0.00 z 5795.67
2002 232.50 349.00 377.00 458.00 514.00 622.00 667.00 678.00 680.00 592.00 529.00 346.50 6045.00
2003 479.00 329.50 439.50 396.00 588.00 651.50 702.50 790.00 752.00 697.50 365.50 343.50 6534.50
2004 284.50 308.50 581.00 523.50 607.50 645.50 693.50 743.00 732.00 572.50 406.50 338.50 6436.50
2005 335.00 404.00 509.50 481.00 630.50 632.50 701.00 678.50 612.50 605.00 526.50 395.00 6511.00
2006 329.00 359.50 295.50 446.50 608.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2038.50
Period of Record Statistics
MEAN 287.23 333.43 407.70 462.80 555.64 613.08 669.12 686.80 673.70 611.56 435.46 302.41 6046.10
S.D. 78.24 69.79 74.96 71.18 65.28 58.86 56.37 59.69 67.35 56.02 65.88 70.53 481.68
SKEW 0.03 -0.25 0.25 -0.14 0.46 -0.13 0.50 0.22 1.01 0.13 0.18 -0.18 0.21
MAX 479.00 460.00 581.00 626.50 733.00 760.00 799.50 852.50 897.00 744.50 586.11 455.50 6982.50
MIN 69.75 176.00 270.00 283.00 432.50 463.00 553.57 553.00 551.00 477.00 284.50 143.38 5141.00
NO YRS 56 55 54 57 56 52 54 56 57 56 56 54 43