KENTFIELD, CALIFORNIA

Monthly Total Growing Degree Days

(044500)

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
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 490.83 a 474.00 402.86 b 266.60 a 62.00 0.50 1696.79
1949 0.00 a 11.85 b 69.75 a 249.00 271.00 f 451.03 a 458.44 e 304.50 k 307.00 j 65.50 o 101.00 g 0.50 h 1240.07
1950 26.41 d 26.25 d 47.50 227.50 260.40 a 413.50 528.00 532.50 495.54 b 295.00 187.00 58.00 3097.59
1951 7.50 35.78 a 94.50 132.00 325.50 402.00 463.00 482.50 325.00 f 310.00 78.50 20.15 a 2351.43
1952 3.00 44.06 c 89.26 b 192.60 e 333.25 c 340.71 b 281.00 m 459.83 a 461.00 291.00 34.50 m 0.00 w 2214.71
1953 64.14 b 30.50 57.50 122.00 190.00 354.00 467.58 a 446.63 d 470.89 b 263.50 a 110.69 a 36.50 2613.93
1954 11.00 42.56 c 44.50 211.50 284.00 403.50 538.37 a 360.38 c 398.04 b 253.34 b 90.00 d 23.00 2660.18
1955 5.88 b 14.00 c 68.72 a 71.90 a 297.00 376.11 c 467.07 a 416.95 a 427.22 c 291.50 103.50 65.50 2605.34
1956 28.50 19.87 b 80.00 168.00 361.50 162.00 w 463.45 a 209.50 q 139.50 u 219.50 h 51.50 l 10.91 d 1132.23
1957 0.00 u 61.50 h 110.50 f 181.50 g 305.50 514.00 514.71 b 432.50 456.60 e 278.50 47.50 8.00 2557.31
1958 6.20 a 98.00 a 18.17 b 212.14 b 239.00 j 486.11 c 517.50 597.30 c 582.12 d 254.50 l 73.50 g 41.85 a 2559.40
1959 55.05 b 18.50 k 142.00 l 285.52 a 318.55 b 500.17 a 578.67 a 246.00 o 464.00 435.15 d 85.80 e 10.91 d 2733.82
1960 20.84 b 41.08 e 152.23 c 212.50 287.27 a 519.60 e 556.40 b 370.50 f 416.79 b 229.50 h 47.31 d 0.00 z 2254.02
1961 0.00 z 9.00 s 77.00 f 215.50 240.50 500.89 b 617.50 565.50 456.21 a 321.62 c 114.50 15.00 3047.22
1962 26.00 35.50 41.50 245.50 265.00 413.50 431.00 503.20 c 401.25 b 320.50 193.00 58.50 2934.45
1963 7.00 174.00 71.00 108.50 282.50 380.50 481.00 516.31 b 550.71 b 345.00 98.50 0.00 3015.02
1964 3.50 49.00 87.83 a 124.29 b 218.50 400.00 532.00 522.41 d 437.00 409.50 90.00 a 91.00 2965.03
1965 16.00 32.48 c 92.48 a 190.34 a 283.28 b 328.00 431.50 565.23 a 360.52 a 461.00 173.50 4.00 2938.33
1966 17.50 13.00 112.50 279.31 a 298.50 490.50 478.50 534.00 536.79 b 398.50 163.00 24.00 3346.10
1967 29.00 27.00 71.00 31.50 331.50 339.50 528.50 544.50 564.50 443.82 a 218.00 40.41 c 3169.23
1968 24.50 130.50 150.50 218.00 275.90 a 478.39 b 534.50 360.00 k 537.78 c 322.00 101.50 6.00 g 2773.57
1969 10.50 9.50 109.00 168.00 336.72 b 426.21 a 515.38 c 574.00 395.00 f 346.54 c 166.50 94.50 2756.84
1970 85.00 92.00 189.50 157.00 415.00 442.50 528.00 464.00 527.00 271.50 168.00 31.00 3370.50
1971 25.00 53.00 110.00 168.00 291.50 461.50 545.50 615.00 570.00 253.50 81.00 0.50 3174.50
1972 5.50 82.50 244.50 204.00 351.50 452.00 614.50 575.00 425.50 317.00 54.50 17.00 3343.50
1973 24.50 59.11 a 64.50 284.00 397.50 550.71 b 538.50 451.00 468.50 325.50 97.00 31.50 3292.33
1974 51.00 25.00 122.50 190.34 a 325.00 489.50 562.50 523.00 449.00 402.00 102.50 23.00 3265.34
1975 14.50 41.00 90.00 105.50 384.00 418.50 529.00 523.50 432.50 269.00 77.00 29.00 2913.50
1976 31.50 58.52 a 93.00 151.50 411.50 551.00 582.50 520.00 464.50 362.00 197.00 8.50 3431.52
1977 7.50 91.50 77.50 241.00 256.00 497.00 585.00 593.50 422.00 337.00 140.56 c 67.50 3316.06
1978 60.00 75.50 196.33 a 153.50 456.00 458.50 552.50 582.05 b 538.00 397.50 74.50 3.50 3547.89
1979 16.02 a 26.50 135.00 202.50 399.00 479.00 592.50 555.50 584.50 375.50 95.50 42.00 3503.52
1980 45.50 115.00 126.00 217.50 303.50 424.50 559.00 443.00 450.50 374.50 155.50 46.00 3260.50
1981 49.50 95.00 97.50 262.00 401.00 668.00 510.50 513.00 444.50 265.00 158.50 58.00 3522.50
1982 1.00 88.00 52.00 176.50 332.50 372.00 499.00 524.50 487.00 331.00 49.00 27.50 2940.00
1983 12.50 76.50 107.50 116.50 305.00 446.50 548.50 573.50 523.50 375.00 96.00 64.50 3245.50
1984 43.00 29.00 191.50 153.50 420.00 424.00 572.00 520.50 586.50 278.50 47.00 5.00 3270.50
1985 0.00 94.00 72.50 328.50 357.00 602.00 674.50 584.50 476.50 376.00 111.00 23.00 3699.50
1986 78.50 150.00 251.50 233.50 407.50 511.50 575.50 539.50 386.50 404.50 230.50 28.50 3797.50
1987 26.00 111.00 166.00 341.00 469.00 528.00 537.00 573.50 535.00 487.00 165.00 61.00 3999.50
1988 35.50 153.00 252.50 278.50 364.00 501.00 664.50 588.50 490.50 400.50 143.50 67.50 3939.50
1989 18.00 51.00 157.50 337.50 372.00 503.00 597.50 570.50 480.50 368.00 179.50 36.00 3671.00
1990 34.00 47.00 161.00 332.50 361.00 520.00 617.50 627.00 592.00 465.00 153.00 13.50 3923.50
1991 35.50 152.50 54.00 226.50 300.00 411.50 588.50 583.00 546.00 482.50 188.50 20.50 3589.00
1992 14.50 147.00 205.00 350.00 491.50 468.00 628.50 620.50 568.50 497.50 175.00 18.50 4184.50
1993 11.00 30.50 245.50 258.50 394.00 564.00 597.00 655.00 523.50 424.50 0.00 z 0.00 z 3703.50
1994 36.00 46.50 237.50 281.00 379.00 496.50 502.00 585.00 517.00 378.50 41.00 4.50 3504.50
1995 112.00 161.00 131.50 228.50 318.00 484.00 674.50 631.50 548.00 456.50 287.00 110.00 4142.50
1996 57.50 168.50 229.00 317.00 429.50 515.50 653.50 616.00 473.50 402.50 187.00 118.50 4168.00
1997 66.50 125.50 249.00 321.00 547.00 511.00 605.50 625.50 627.50 396.50 210.00 34.50 4319.50
1998 94.50 76.50 184.00 213.00 251.10 a 426.00 574.00 630.00 529.50 322.50 115.00 22.50 3438.60
1999 29.34 c 45.00 50.50 221.90 a 260.29 b 435.50 529.07 a 590.03 a 514.66 a 438.28 b 189.11 b 25.32 a 3328.98
2000 54.25 a 92.00 179.28 a 299.48 a 422.50 519.11 b 513.05 a 602.29 c 558.21 b 347.31 d 95.56 c 40.09 b 3723.13
2001 11.76 b 65.33 a 238.18 a 171.21 a 582.91 c 564.50 538.50 551.00 452.00 429.00 192.50 27.50 3824.39
2002 21.50 94.00 113.00 210.50 317.00 468.50 560.50 527.00 519.50 358.00 181.50 52.50 3423.50
2003 109.50 61.50 197.00 118.00 350.50 501.00 606.00 585.00 581.50 0.00 z 84.50 44.00 3238.50
2004 22.50 41.00 322.00 282.50 367.50 460.00 549.00 596.00 592.50 321.00 109.50 42.50 3706.00
2005 6.00 100.00 192.50 190.00 353.00 399.00 595.50 521.00 412.00 374.50 201.00 84.00 3428.50
2006 38.50 98.00 26.50 175.00 373.00 501.72 a 377.50 k 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1212.72
Period of Record Statistics
MEAN 31.20 71.89 132.20 213.41 346.64 465.70 549.04 545.42 494.78 360.71 131.40 36.45 3421.69
S.D. 27.13 45.26 72.40 71.79 76.42 66.82 58.08 62.91 64.00 66.71 57.01 28.21 420.96
SKEW 1.27 0.66 0.54 -0.07 0.72 0.21 0.12 -0.69 0.00 0.18 0.33 1.00 0.12
MAX 112.00 174.00 322.00 350.00 582.91 668.00 674.50 655.00 627.50 497.50 287.00 118.50 4319.50
MIN 0.00 9.50 18.17 31.50 190.00 328.00 431.00 360.38 360.52 253.34 41.00 0.00 2605.34
NO YRS 56 55 55 57 56 57 57 53 54 53 53 53 44