QUINCY, CALIFORNIA

Monthly Total Growing Degree Days

(047195)

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 417.50 330.50 243.10 a 88.57 c 0.58 d 0.00 f 1080.25
1949 0.00 d 0.00 a 0.00 d 32.00 i 176.00 j 332.14 b 493.42 a 324.50 261.00 64.98 e 0.00 j 0.00 h 1476.04
1950 0.00 h 0.00 5.96 e 59.50 h 165.00 g 284.00 552.00 456.50 324.00 109.10 e 17.00 i 0.50 k 1731.56
1951 0.00 a 0.00 0.50 80.50 173.27 c 403.93 b 517.81 d 418.00 321.11 c 63.79 e 0.00 f 0.00 b 1978.91
1952 0.00 b 0.00 0.00 b 33.00 f 194.35 e 283.45 a 622.07 a 430.38 a 370.50 154.00 1.50 0.00 c 2056.24
1953 0.00 0.50 0.00 c 49.29 b 46.50 214.50 g 510.50 373.55 a 281.50 h 42.48 d 14.00 i 0.00 1022.82
1954 0.00 0.00 0.00 103.00 277.00 288.50 474.00 289.50 168.00 39.00 0.00 0.00 1639.00
1955 0.00 0.00 1.00 4.00 161.00 297.50 352.00 390.50 215.00 61.00 8.50 0.50 1491.00
1956 0.00 0.00 c 1.50 32.00 179.50 327.50 534.00 406.00 276.50 79.00 0.00 0.00 a 1836.00
1957 0.00 c 0.00 8.00 38.00 156.50 407.50 443.00 336.87 a 352.00 53.00 0.00 0.00 z 1794.87
1958 0.00 4.00 0.00 24.50 240.00 343.50 568.00 619.50 323.00 132.50 7.00 0.00 2262.00
1959 0.00 0.00 5.00 106.00 117.00 412.50 618.00 472.50 284.00 130.50 0.50 0.00 b 2146.00
1960 0.00 0.00 38.00 56.00 130.50 461.50 615.00 476.50 348.50 98.00 4.66 a 0.00 2228.66
1961 0.00 0.00 0.50 74.50 130.00 478.45 a 541.00 548.00 215.00 130.50 0.00 0.00 2117.95
1962 0.00 0.00 0.00 94.50 105.50 348.50 504.50 471.50 349.50 141.00 18.00 2.50 2035.50
1963 0.00 14.00 0.00 8.50 285.50 332.00 391.12 a 423.00 398.50 169.00 7.50 0.00 2029.12
1964 0.00 0.00 4.00 37.00 131.50 285.50 527.50 498.50 236.50 166.50 0.00 10.00 1897.00
1965 0.00 0.00 4.50 78.00 156.50 355.50 511.50 470.00 223.00 127.50 8.50 0.00 1935.00
1966 0.00 0.00 24.00 103.50 295.50 340.50 426.50 568.50 355.00 127.00 19.50 0.00 2260.00
1967 0.00 0.50 0.00 0.00 236.50 347.50 586.50 654.50 414.50 72.50 5.50 0.00 2318.00
1968 0.00 0.00 16.50 44.50 170.50 424.00 603.00 424.50 344.00 97.50 2.50 0.00 2127.00
1969 0.00 0.00 17.50 49.50 318.50 417.50 588.50 489.50 407.07 a 46.00 6.00 0.50 2340.57
1970 3.50 0.00 11.00 7.50 221.50 432.00 548.50 482.00 275.50 91.00 5.50 0.00 2078.00
1971 0.00 0.00 4.00 26.50 147.00 305.00 607.00 555.00 241.00 99.00 0.00 0.00 1984.50
1972 0.00 0.50 26.00 17.00 188.00 404.50 552.00 489.00 219.50 67.37 e 0.00 h 0.00 m 1963.87
1973 0.00 k 0.00 j 0.00 i 41.50 0.00 z 0.00 z 582.00 457.00 270.00 50.38 c 1.50 h 0.00 k 1400.88
1974 0.00 i 0.00 i 0.50 j 14.42 d 184.50 0.00 z 507.00 485.00 355.50 88.50 0.00 k 0.00 k 1634.92
1975 0.00 k 0.00 j 0.00 j 0.00 i 159.43 c 320.00 0.00 z 412.00 403.00 78.50 h 0.00 m 0.00 j 1294.43
1976 0.00 k 0.00 j 8.00 h 18.46 d 206.50 260.17 a 517.50 319.50 311.50 0.00 z 1.00 k 0.00 h 1633.63
1977 0.00 l 0.00 l 1.50 i 50.00 f 61.45 c 512.14 b 519.00 447.50 k 280.50 100.23 a 0.00 z 0.00 l 1473.32
1978 0.00 z 0.00 z 0.00 z 0.00 z 65.00 k 233.00 f 529.07 a 465.00 d 195.00 a 158.62 a 0.00 l 0.00 z 1347.68
1979 0.00 i 0.00 j 10.00 j 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 0.00
1980 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 0.00 z 0.00 z 0.00 z 0.00
1981 0.00 z 0.00 z 0.00 z 79.00 176.50 g 466.61 b 530.32 c 549.00 407.50 29.50 f 2.00 l 0.00 l 2032.43
1982 0.00 l 7.00 0.50 25.86 a 248.00 377.50 489.50 500.50 284.50 19.50 m 1.00 n 0.00 n 1933.36
1983 0.00 j 0.00 i 6.09 c 9.64 b 110.50 k 357.00 373.00 528.50 358.50 94.00 l 8.50 j 0.00 d 1632.73
1984 0.00 m 0.00 l 10.00 l 25.00 i 226.50 291.50 606.50 423.50 353.00 58.00 0.00 l 0.00 s 1959.00
1985 0.00 k 0.00 k 1.50 j 57.00 i 170.50 489.50 609.00 441.00 210.00 63.00 0.00 o 0.00 u 1983.00
1986 0.00 r 0.00 t 24.00 p 26.00 n 220.00 443.50 458.50 489.00 223.00 77.00 2.00 t 0.00 z 1911.00
1987 0.00 z 0.00 z 0.00 z 86.50 i 224.50 g 451.00 448.98 a 577.00 397.76 a 228.00 2.50 z 0.00 z 2102.74
1988 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 322.50 211.50 28.50 0.00 z 562.50
1989 0.00 z 0.00 o 0.00 z 113.50 144.00 397.00 449.50 390.00 239.00 14.00 p 0.00 z 0.00 z 1733.00
1990 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 625.50 456.50 219.50 24.00 e 0.00 p 1325.50
1991 0.00 16.00 0.00 22.00 152.50 336.00 680.97 a 0.00 z 560.00 339.00 43.50 0.00 a 2149.97
1992 0.00 4.50 26.00 0.00 z 508.00 467.50 0.00 z 692.00 319.50 i 247.00 0.00 z 0.00 a 1945.00
1993 0.00 z 0.00 23.50 53.00 258.00 378.50 561.50 563.50 0.00 z 211.00 1.50 0.00 z 2050.50
1994 1.00 g 0.00 k 30.50 102.50 308.50 429.00 756.50 573.50 465.50 136.00 0.00 a 0.00 2802.00
1995 1.00 8.50 1.00 38.00 195.00 381.50 579.00 570.50 489.50 236.00 56.50 16.00 2572.50
1996 0.00 19.50 14.50 i 52.00 r 219.58 a 490.00 0.00 z 197.50 t 280.50 150.50 5.36 b 0.00 1165.44
1997 0.00 0.00 46.50 a 73.50 220.50 i 358.00 535.00 480.50 322.50 47.50 9.00 0.00 1872.50
1998 0.00 0.00 13.00 24.00 k 11.00 u 0.00 z 313.50 n 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 13.00
1999 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 469.50 396.00 120.50 4.50 0.00 990.50
2000 0.00 0.00 14.50 77.00 222.00 462.50 470.50 539.00 301.00 106.50 0.00 0.00 2193.00
2001 0.00 0.00 41.50 53.50 367.50 403.00 556.50 564.50 406.50 192.00 2.50 0.00 2587.50
2002 0.00 0.00 26.00 112.50 175.00 435.50 680.00 530.50 354.00 110.50 0.00 0.00 2424.00
2003 0.00 0.00 24.50 19.50 278.00 523.00 705.00 513.00 417.50 166.50 0.00 0.00 2647.00
2004 0.00 0.00 59.50 78.00 202.50 440.00 636.50 592.00 355.00 164.00 0.00 0.00 2527.50
2005 0.00 0.00 35.50 36.50 199.50 262.50 688.50 579.50 250.50 87.00 3.00 4.00 2146.50
2006 0.00 0.00 0.00 60.00 a 258.00 481.00 381.50 l 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 799.00
Period of Record Statistics
MEAN 0.12 1.92 12.91 51.57 205.16 385.98 542.34 484.89 323.69 122.85 7.83 0.99 2159.30
S.D. 0.60 4.72 15.56 33.76 81.06 71.53 86.13 89.07 83.20 64.23 12.78 3.24 287.10
SKEW 5.18 2.59 1.18 0.33 1.15 0.01 0.10 -0.07 0.40 1.04 2.42 3.74 -0.31
MAX 3.50 19.50 59.50 113.50 508.00 523.00 756.50 692.00 560.00 339.00 56.50 16.00 2647.00
MIN 0.00 0.00 0.00 0.00 46.50 260.17 352.00 289.50 168.00 39.00 0.00 0.00 1491.00
NO YRS 36 39 40 40 44 48 49 51 52 49 35 34 24