SAN GREGORIO 2 SE, CALIFORNIA

Monthly Total Growing Degree Days

(047807)

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
1954 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 458.00 572.00 559.50 568.50 514.50 444.50 312.00 3429.00
1955 182.00 202.00 294.50 a 234.00 380.00 459.00 494.50 497.50 485.00 475.50 343.97 a 364.00 4411.97
1956 301.50 171.50 247.00 328.00 448.50 468.00 560.00 550.00 603.50 449.50 461.00 327.50 4916.00
1957 169.50 316.00 339.50 384.00 482.50 567.50 575.00 572.50 626.00 574.00 394.00 373.00 5373.50
1958 338.50 395.50 283.50 389.00 526.00 597.00 644.50 693.00 688.00 571.00 431.50 449.00 6006.50
1959 353.50 271.50 419.00 422.00 430.00 406.50 f 601.00 661.50 568.00 623.00 436.00 350.50 5136.00
1960 254.00 282.50 390.00 375.00 418.00 562.50 604.50 558.50 556.50 503.50 352.50 321.50 5179.00
1961 404.00 305.50 303.50 365.50 400.50 586.00 624.50 704.00 587.50 515.00 345.00 273.50 5414.50
1962 310.00 c 284.00 286.00 375.50 391.00 460.50 499.00 623.00 520.50 526.50 395.50 324.00 4995.50
1963 190.50 432.50 279.50 331.50 462.00 480.50 583.00 568.50 656.00 580.50 0.00 z 341.50 4906.00
1964 253.50 255.50 249.50 305.50 350.00 505.50 586.50 605.50 592.76 a 598.50 349.50 348.50 5000.76
1965 339.50 250.50 338.00 382.00 383.00 467.50 561.50 653.07 a 577.00 631.00 451.50 222.00 5256.57
1966 270.00 240.50 323.00 440.00 437.50 527.50 579.00 593.50 630.00 552.00 418.50 307.00 5318.50
1967 302.50 307.50 301.00 260.50 442.50 469.50 583.50 609.50 657.00 588.50 481.00 271.50 5274.50
1968 257.50 429.00 401.50 344.00 432.50 535.00 594.50 680.50 616.00 485.50 399.00 248.00 5423.00
1969 270.00 237.50 322.00 337.00 482.50 534.50 568.50 530.00 601.50 507.00 451.00 378.50 5220.00
1970 365.00 352.50 367.00 290.00 483.00 523.50 596.00 544.50 611.50 479.50 426.50 248.50 5287.50
1971 288.00 251.00 287.50 296.50 387.00 491.50 541.50 644.50 633.50 356.50 299.00 143.50 4620.00
1972 202.50 327.50 390.50 345.50 430.50 524.50 655.00 659.50 579.00 563.50 363.00 221.50 5262.50
1973 235.50 344.50 285.50 393.00 481.00 556.00 570.00 557.00 592.00 478.00 314.50 300.00 5107.00
1974 223.00 206.50 350.00 344.50 410.50 526.50 616.00 649.50 599.50 543.00 353.00 232.00 5054.00
1975 270.50 271.50 309.50 271.00 462.00 500.00 583.50 582.00 537.00 420.50 282.00 267.50 4757.00
1976 280.50 265.50 261.50 294.50 481.53 a 565.50 638.00 668.00 599.00 527.00 473.50 297.00 5351.53
1977 313.00 325.00 252.00 326.00 417.50 537.00 601.50 681.00 608.50 475.00 360.50 361.50 5258.50
1978 374.00 349.00 505.50 392.50 490.00 517.00 592.50 624.50 612.50 515.00 281.50 186.50 5440.50
1979 237.00 235.00 364.50 389.00 494.00 488.00 634.00 642.50 696.50 605.00 395.50 347.00 5528.00
1980 339.00 414.50 327.00 388.00 432.00 527.50 661.00 605.00 584.00 516.00 384.50 391.00 5569.50
1981 403.50 345.00 355.00 365.00 460.50 558.50 572.50 598.00 591.00 450.00 448.00 350.50 5497.50
1982 199.00 301.50 305.00 386.00 460.00 539.50 582.50 615.50 601.50 528.00 368.00 273.50 5160.00
1983 371.50 363.50 419.00 385.50 486.50 562.00 639.00 713.50 723.50 651.00 391.00 380.00 6086.00
1984 321.00 296.00 401.50 323.50 464.50 485.50 678.00 649.00 677.00 493.50 335.00 233.00 5357.50
1985 249.00 271.00 249.50 433.00 428.50 591.50 659.50 629.00 589.50 504.50 265.00 351.50 5221.50
1986 415.50 383.50 448.50 380.50 450.00 606.00 624.00 630.00 557.00 517.50 377.50 295.00 5685.00
1987 242.50 304.50 369.50 422.50 533.00 555.00 599.00 672.00 595.00 630.00 391.50 263.00 5577.50
1988 308.50 343.00 321.00 417.00 473.00 543.50 683.50 664.00 544.50 534.50 373.00 239.00 5444.50
1989 210.00 181.00 387.50 509.00 479.00 574.50 594.00 641.50 565.00 521.00 436.00 316.00 5414.50
1990 269.00 202.00 331.50 433.00 477.50 549.50 658.00 748.00 658.50 510.00 359.50 155.00 5351.50
1991 264.00 339.50 282.00 333.50 414.00 464.50 661.50 657.50 590.50 518.50 359.50 283.50 5168.50
1992 293.50 400.50 453.00 474.50 569.50 631.50 733.50 617.50 596.00 625.00 391.50 261.50 6047.50
1993 288.50 298.00 443.50 399.50 544.00 570.00 627.50 678.00 535.00 592.00 355.00 292.00 5623.00
1994 310.00 244.00 374.50 390.50 470.00 502.50 575.50 596.00 615.00 490.00 205.00 203.50 4976.50
1995 376.50 374.00 372.00 363.00 462.50 518.00 700.00 627.50 608.50 542.00 430.50 357.00 5731.50
1996 333.00 382.00 400.00 437.00 449.50 466.50 614.00 587.50 549.50 481.00 377.00 358.00 5435.00
1997 332.50 264.00 336.50 391.50 589.50 500.00 633.50 687.00 698.00 534.00 474.50 277.00 5718.00
1998 0.00 z 254.00 355.50 362.00 448.00 524.50 580.50 608.00 598.00 429.00 0.00 z 172.50 4332.00
1999 275.00 212.00 213.00 0.00 z 0.00 z 0.00 z 572.00 0.00 z 0.00 z 0.00 z 0.00 z 232.50 a 1504.50
2000 297.50 326.00 307.50 383.00 0.00 z 550.00 0.00 z 0.00 z 607.00 480.50 e 271.00 324.00 3546.50
2001 225.50 241.50 365.00 268.00 487.22 a 481.50 579.50 584.35 a 556.00 551.00 388.50 308.00 5036.07
2002 201.50 329.00 290.00 384.00 407.50 484.00 616.50 660.50 601.50 479.50 438.00 313.00 5205.00
2003 453.00 243.00 352.00 303.50 391.50 581.00 640.50 722.00 672.00 581.00 354.50 334.50 5628.50
2004 271.50 280.50 454.50 418.00 515.00 530.50 691.50 704.50 602.50 513.00 343.00 315.00 5639.50
2005 312.00 347.00 428.50 356.00 525.50 515.00 622.50 602.00 545.50 481.00 446.00 369.00 5550.00
2006 316.00 297.00 279.00 402.00 504.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1798.00
Period of Record Statistics
MEAN 291.45 298.98 341.78 367.16 458.52 526.41 609.00 628.22 601.26 525.73 380.95 297.41 5338.71
S.D. 64.06 64.24 64.11 55.17 49.65 43.28 47.03 53.72 47.65 59.21 60.36 64.44 336.24
SKEW 0.27 0.15 0.33 -0.16 0.30 0.19 0.18 -0.10 0.39 -0.06 -0.57 -0.36 -0.17
MAX 453.00 432.50 505.50 509.00 589.50 631.50 733.50 748.00 723.50 651.00 481.00 449.00 6086.00
MIN 169.50 171.50 213.00 234.00 350.00 458.00 494.50 497.50 485.00 356.50 205.00 143.50 4411.97
NO YRS 51 52 52 51 50 50 51 50 51 51 49 52 46