COLUSA 2 SSW, CALIFORNIA

Monthly Total Growing Degree Days

(041948)

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 0.00 z 0.00 z 0.00 z 452.08 a 95.50 0.00 547.58
1949 0.00 23.15 b 94.50 383.00 496.00 764.50 832.50 728.50 707.00 378.00 211.55 a 1.00 4619.71
1950 14.50 61.50 90.50 358.00 556.45 a 659.50 925.00 852.50 665.69 a 421.00 200.50 34.44 d 4839.58
1951 1.50 38.50 159.50 298.50 524.00 702.50 802.00 807.00 585.50 f 0.00 z 19.00 p 14.47 a 3347.97
1952 0.50 23.50 70.00 272.00 499.00 551.50 914.50 786.50 715.80 e 529.50 98.50 7.00 4468.30
1953 59.50 37.50 0.00 z 268.00 348.00 571.00 0.00 z 764.00 760.50 403.50 137.00 21.50 3370.50
1954 6.00 45.00 65.00 339.00 562.00 678.50 888.00 675.00 578.00 348.00 73.50 12.00 4270.00
1955 1.50 15.50 119.00 124.00 564.00 694.50 783.50 805.50 654.50 410.50 116.50 44.50 4333.50
1956 11.50 6.00 134.50 278.00 504.00 727.50 873.50 739.50 612.50 339.00 94.00 4.00 4324.00
1957 2.00 116.00 149.50 322.50 507.50 809.50 888.00 755.00 639.00 279.50 42.50 6.00 4517.00
1958 11.50 114.50 44.50 283.00 592.50 669.50 848.00 934.50 741.50 523.00 141.50 54.50 4958.50
1959 50.00 39.50 222.50 445.50 512.50 786.00 921.50 785.50 614.50 493.00 101.50 20.00 4992.00
1960 14.00 37.50 173.00 265.00 460.50 874.50 924.50 808.00 652.00 367.50 75.00 11.50 4663.00
1961 14.50 72.50 79.00 308.00 418.00 827.00 934.50 875.00 606.50 392.00 94.50 14.50 4636.00
1962 30.00 28.00 64.00 389.00 449.00 713.50 846.50 780.00 627.00 372.00 121.00 35.00 4455.00
1963 11.00 174.00 72.00 140.50 480.00 674.00 768.50 800.00 691.50 402.50 87.00 2.00 4303.00
1964 0.50 63.00 118.00 283.50 444.50 632.00 831.50 803.00 601.50 442.00 68.00 79.00 4366.50
1965 4.00 16.00 109.00 250.50 517.50 585.50 810.50 803.00 517.00 426.00 130.50 0.00 4169.50
1966 4.50 15.50 173.50 420.50 567.50 720.50 758.00 865.50 677.50 410.00 120.50 17.50 4751.00
1967 16.00 35.00 65.50 27.00 517.50 636.50 893.50 937.50 725.50 423.50 174.50 48.00 4500.00
1968 12.00 142.50 167.00 334.00 483.00 741.50 828.50 717.50 666.00 341.00 80.00 5.00 4518.00
1969 11.50 7.50 126.50 239.50 608.00 622.50 852.50 875.00 703.00 322.00 112.00 34.00 4514.00
1970 73.50 66.00 193.00 188.00 583.50 693.50 862.50 776.50 645.00 338.00 137.50 7.00 4564.00
1971 22.00 33.50 119.50 226.00 400.50 640.50 879.00 857.00 654.50 315.50 74.50 0.00 4222.50
1972 2.50 62.00 272.00 270.00 540.50 730.00 853.50 848.50 570.00 357.00 36.50 14.50 4557.00
1973 9.00 66.00 63.50 343.50 640.50 768.00 839.50 758.00 604.00 384.00 73.50 20.50 4570.00
1974 32.00 11.50 0.00 z 0.00 z 0.00 z 747.50 829.50 823.50 701.00 476.00 71.00 6.50 3698.50
1975 5.00 39.00 76.50 130.50 564.00 706.00 785.50 749.88 b 690.50 327.50 69.50 16.50 4160.38
1976 12.00 55.50 126.50 208.00 622.50 702.50 870.00 711.50 666.50 459.50 190.00 12.00 4636.50
1977 2.00 92.00 90.00 378.00 330.00 784.00 817.50 823.50 626.00 416.50 128.00 44.50 4532.00
1978 50.00 73.63 a 263.00 217.00 599.50 692.50 867.50 840.00 600.50 526.00 69.50 5.00 4804.13
1979 9.50 17.50 176.50 229.50 583.00 728.50 870.00 777.00 748.50 452.00 79.00 28.50 4699.50
1980 57.00 103.00 129.50 286.50 473.50 561.00 822.00 739.50 621.00 435.00 103.00 11.50 4342.50
1981 31.50 80.50 113.00 322.50 583.50 862.50 849.00 809.50 667.00 308.50 143.50 13.50 4784.50
1982 0.00 0.00 z 68.50 193.50 586.50 603.00 760.50 764.00 608.00 377.50 42.50 7.50 4011.50
1983 1.00 73.00 139.00 166.00 519.00 703.50 769.00 801.00 639.50 481.00 113.00 26.50 4431.50
1984 30.00 23.50 218.00 266.50 632.50 687.00 914.50 794.50 739.50 302.50 84.00 8.00 4700.50
1985 0.00 97.00 68.00 398.00 485.50 804.50 912.00 733.50 519.50 382.50 90.50 20.00 4511.00
1986 59.00 135.50 287.00 301.50 543.50 720.50 803.50 783.00 493.00 432.50 187.00 14.50 4760.50
1987 10.00 42.50 145.50 420.00 628.00 737.50 704.50 798.50 651.50 535.50 120.00 47.50 4841.00
1988 9.50 120.00 214.50 290.00 451.00 0.00 z 985.50 781.00 666.50 516.50 141.00 26.00 4201.50
1989 8.00 39.00 157.50 350.50 496.50 650.00 802.50 707.00 561.50 353.00 116.50 19.50 4261.50
1990 15.00 32.00 183.00 400.00 454.50 662.50 836.00 770.00 623.00 467.00 79.00 3.00 4525.00
1991 11.50 109.00 56.00 255.50 512.50 685.50 946.50 767.50 807.50 605.50 172.00 0.00 4929.00
1992 0.00 135.00 216.00 372.50 729.00 710.00 770.50 849.50 688.00 496.00 112.50 2.50 5081.50
1993 2.50 22.00 276.50 286.50 509.00 680.50 803.50 727.00 648.00 466.00 101.50 14.50 4537.50
1994 13.50 19.00 208.00 325.50 522.00 653.50 761.00 714.00 639.00 372.50 16.00 0.00 4244.00
1995 52.00 107.50 125.00 258.50 463.00 639.00 754.00 757.00 642.50 457.50 0.00 z 45.00 4301.00
1996 19.50 147.00 207.00 320.00 539.50 764.50 884.50 829.00 599.00 401.50 148.00 59.00 4918.50
1997 43.50 66.50 242.50 340.50 702.84 b 695.00 804.50 752.50 688.50 383.50 157.00 8.00 4884.84
1998 30.00 17.50 184.50 280.50 306.00 591.00 839.00 847.00 727.00 369.50 76.50 22.00 4290.50
1999 23.50 21.00 81.00 285.50 495.48 a 654.00 717.50 712.50 680.00 484.12 a 159.50 24.00 4338.10
2000 14.00 56.00 185.50 366.50 553.50 754.00 723.50 775.50 629.00 25.00 z 11.50 g 11.50 4069.00
2001 4.00 32.00 256.50 243.00 756.00 743.00 777.00 753.50 638.50 519.50 198.00 8.00 4929.00
2002 11.00 87.50 176.50 342.00 515.00 743.00 834.00 743.50 664.00 407.50 142.50 16.50 4683.00
2003 48.50 33.50 201.50 143.50 494.00 745.50 923.00 764.50 701.50 528.50 60.50 22.50 4667.00
2004 5.00 34.50 344.00 361.50 563.50 717.00 786.00 765.00 636.00 389.00 99.50 22.00 4723.00
2005 3.00 92.00 230.00 220.00 506.50 607.50 963.50 836.50 572.00 415.50 196.00 52.50 4695.00
2006 22.00 99.50 40.00 235.00 587.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 984.00
Period of Record Statistics
MEAN 17.56 60.60 150.56 285.11 527.80 700.18 840.12 788.41 650.24 418.13 112.07 19.42 4580.47
S.D. 18.49 41.51 71.78 83.46 85.08 70.97 64.26 54.30 60.97 70.51 45.30 17.41 235.26
SKEW 1.32 0.77 0.46 -0.55 0.04 0.11 0.07 0.56 -0.13 0.32 0.36 1.25 0.10
MAX 73.50 174.00 344.00 445.50 756.00 874.50 985.50 937.50 807.50 605.50 211.55 79.00 5081.50
MIN 0.00 6.00 40.00 27.00 306.00 551.50 704.50 675.00 493.00 279.50 16.00 0.00 4160.38
NO YRS 58 57 56 57 57 56 56 57 56 56 55 58 50