EAST PARK RESERVOIR, CALIFORNIA

Monthly Total Growing Degree Days

(042640)

Base Temperature = 50 F

File last updated on Jul 24, 2006
*** Note *** Provisional Data *** After Year/Month 200308
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 758.00 711.00 572.00 351.50 83.50 2.00 2478.00
1949 0.00 6.50 38.50 298.00 436.50 252.50 r 789.50 674.50 635.50 318.50 182.50 4.00 3384.00
1950 17.57 a 38.00 52.50 265.50 484.00 618.50 922.00 846.50 623.50 337.00 147.93 a 20.50 4373.50
1951 3.50 23.50 91.00 242.50 469.50 719.00 806.50 782.00 642.50 301.50 72.00 15.50 4169.00
1952 0.00 9.50 74.00 191.00 445.00 462.00 933.50 784.50 677.50 483.00 74.48 a 2.00 4136.48
1953 38.00 27.00 53.00 191.00 219.00 473.00 882.00 699.50 720.00 310.50 109.00 15.50 d 3737.50
1954 0.50 55.50 39.00 242.00 475.50 534.50 829.50 645.50 517.00 310.52 a 77.50 1.50 3728.52
1955 0.00 1.00 54.00 66.50 381.00 574.00 715.50 805.00 622.00 356.50 96.00 33.50 3705.00
1956 3.50 0.00 59.00 159.31 a 378.00 608.50 852.00 722.00 565.34 a 301.00 108.50 7.50 3764.66
1957 0.00 61.00 76.50 183.00 336.50 732.00 809.50 675.00 601.00 201.00 30.50 4.00 3710.00
1958 6.00 48.00 2.50 152.00 456.00 572.00 840.00 901.50 649.50 470.50 131.50 60.00 4289.50
1959 24.00 13.50 118.00 299.50 341.00 700.50 927.00 783.00 538.00 446.50 111.50 15.00 4317.50
1960 1.00 11.00 139.50 146.00 303.00 787.50 938.00 786.50 656.00 266.00 f 58.50 1.50 3828.50
1961 3.00 36.00 31.00 206.00 281.50 745.50 915.07 d 841.50 554.00 374.00 55.86 a 1.50 4044.94
1962 30.50 6.50 27.00 259.50 276.50 623.50 819.50 725.00 574.00 318.00 112.00 29.50 3801.50
1963 0.00 91.00 12.50 52.50 389.50 568.50 665.95 c 710.00 605.00 315.50 45.00 0.00 3455.45
1964 0.50 20.50 59.00 138.50 299.00 541.00 801.50 785.50 514.00 420.50 43.45 a 61.50 3684.95
1965 18.00 8.50 40.50 162.50 339.50 549.00 777.50 730.00 463.00 411.00 74.50 0.00 3574.00
1966 2.50 0.00 82.50 293.00 496.00 636.50 699.00 849.00 609.00 368.38 a 127.22 c 7.50 4170.61
1967 12.00 31.50 23.50 2.00 395.25 a 471.00 j 873.50 907.00 686.00 375.50 160.00 41.50 3507.75
1968 11.50 79.00 79.00 185.50 347.50 676.00 843.50 656.00 620.50 304.00 44.50 1.50 3848.50
1969 2.50 1.00 77.00 120.00 474.00 583.50 834.50 791.00 646.50 226.00 105.50 27.00 3888.50
1970 42.50 35.78 a 101.50 79.00 446.50 663.00 852.50 768.50 555.00 288.50 83.00 0.00 3915.78
1971 7.00 27.50 43.00 91.50 283.00 551.50 866.00 835.50 564.50 277.50 32.00 0.00 3579.00
1972 5.50 26.00 157.00 121.00 410.50 647.00 849.50 808.00 483.00 260.50 22.00 6.50 3796.50
1973 0.00 4.50 12.00 218.00 530.50 684.50 850.00 720.00 559.00 284.00 65.50 2.00 3930.00
1974 16.50 0.00 59.50 85.50 386.00 645.00 758.50 794.50 683.00 384.50 36.00 0.00 3849.00
1975 7.00 5.50 25.50 41.50 409.00 632.00 744.50 710.00 688.00 245.00 50.00 12.00 3570.00
1976 7.50 23.00 52.50 106.00 498.50 579.50 852.00 593.50 581.50 387.00 171.00 1.00 3853.00
1977 0.50 54.00 24.00 277.00 180.50 752.50 794.50 807.50 507.50 308.50 61.50 17.50 3785.50
1978 4.00 23.50 127.50 104.50 377.50 582.00 825.00 800.00 465.00 430.00 45.50 0.00 3784.50
1979 4.50 0.00 87.00 124.00 449.00 601.00 776.00 677.00 613.00 331.50 14.00 12.50 3689.50
1980 24.50 19.50 23.00 162.00 346.50 437.00 801.00 732.00 542.00 378.50 65.00 29.50 3560.50
1981 7.23 a 22.00 42.50 210.00 438.00 753.50 822.50 817.50 632.00 255.00 109.50 12.50 4122.23
1982 0.00 26.50 1.00 93.00 338.50 436.50 665.50 634.00 521.50 206.00 35.00 10.50 2968.00
1983 0.00 9.00 21.00 48.00 318.00 549.50 626.50 765.00 635.50 379.50 150.00 39.00 3541.00
1984 37.00 3.50 113.50 131.50 439.50 552.50 908.50 752.50 634.00 230.00 16.50 7.50 3826.50
1985 0.50 46.50 12.50 225.00 301.50 696.00 920.50 718.00 596.00 0.00 z 0.00 z 9.00 3525.50
1986 17.50 48.00 179.00 126.00 359.00 651.50 771.00 825.50 417.00 319.50 103.50 0.00 3817.50
1987 0.00 8.00 21.50 256.50 474.50 678.50 716.50 806.00 654.50 465.00 71.50 5.00 4157.50
1988 5.50 86.50 111.00 143.00 260.00 531.50 957.50 816.00 637.00 470.00 66.50 11.50 4096.00
1989 3.00 15.00 27.50 249.00 328.00 582.00 805.50 713.50 537.50 269.00 91.00 5.00 3626.00
1990 3.50 28.50 116.00 259.50 368.00 609.50 883.50 831.00 604.50 407.50 89.00 0.50 4201.00
1991 7.00 79.00 13.50 132.50 287.00 565.00 887.00 699.50 704.50 498.50 96.00 0.00 3969.50
1992 0.00 43.50 72.00 191.50 536.00 630.00 726.50 923.00 710.00 532.00 121.00 1.50 4487.00
1993 0.00 11.50 141.00 148.50 317.00 531.50 771.50 737.50 575.50 401.50 75.00 0.50 3711.00
1994 18.50 3.00 123.50 189.50 427.00 582.50 894.00 759.00 629.00 261.00 11.50 0.00 3898.50
1995 10.50 82.00 34.62 a 143.00 318.00 545.00 755.50 748.50 596.00 360.50 165.50 30.00 3789.12
1996 13.00 60.50 31.00 228.00 418.00 610.50 893.50 844.50 521.00 319.00 78.50 7.50 4025.00
1997 6.00 25.50 143.50 195.00 531.00 600.00 795.00 732.50 576.00 277.50 89.50 3.00 3974.50
1998 8.78 a 0.00 72.50 107.50 151.50 501.50 825.00 812.00 645.50 241.00 36.50 15.50 3417.28
1999 17.00 1.50 20.50 171.00 361.00 536.00 701.00 708.00 638.00 381.30 a 103.50 14.50 3653.30
2000 1.50 3.00 78.00 195.50 369.00 661.50 680.00 737.50 556.00 263.50 21.50 1.50 3568.50
2001 0.00 3.11 a 140.02 a 141.00 559.00 628.50 788.50 771.50 606.50 433.50 103.00 0.00 4174.63
2002 0.00 31.50 58.00 220.50 366.00 681.00 882.00 775.50 621.00 319.50 80.50 0.50 4036.00
2003 22.50 9.50 89.00 52.00 360.00 677.00 886.00 713.50 0.00 z 0.00 z 0.00 z 0.00 z 2809.50
Period of Record Statistics
MEAN 8.60 26.09 65.54 165.87 381.21 608.89 817.24 762.49 596.03 342.77 81.69 11.06 3855.47
S.D. 10.66 25.11 44.57 72.04 88.66 80.72 77.57 68.42 65.76 79.42 42.27 14.55 280.12
SKEW 1.54 1.04 0.63 -0.05 -0.21 0.02 -0.38 0.03 -0.43 0.35 0.42 1.84 -0.21
MAX 42.50 91.00 179.00 299.50 559.00 787.50 957.50 923.00 720.00 532.00 182.50 61.50 4487.00
MIN 0.00 0.00 1.00 2.00 151.50 436.50 626.50 593.50 417.00 201.00 11.50 0.00 2968.00
NO YRS 55 55 55 55 55 53 56 56 55 53 54 55 50