EAST PARK RESERVOIR, CALIFORNIA

Monthly Total Growing Degree Days

(042640)

Base Temperature = 40 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 1068.00 1021.00 872.00 658.50 322.00 72.00 4013.50
1949 23.00 114.00 261.50 598.00 746.50 372.50 r 1099.50 984.50 935.50 621.50 478.50 97.00 5959.50
1950 89.38 a 231.50 282.00 550.50 782.00 918.50 1232.00 1156.50 923.50 642.00 437.07 a 243.50 7488.45
1951 143.00 173.50 320.50 535.50 779.50 1019.00 1116.50 1092.00 942.50 611.50 297.50 136.00 7167.00
1952 47.50 173.00 220.00 481.50 753.50 762.00 1243.50 1094.50 977.50 793.00 284.48 a 129.00 6959.48
1953 241.00 237.00 285.50 447.50 518.00 773.00 1192.00 1009.50 1020.00 618.00 377.50 222.17 d 6941.17
1954 116.00 283.00 245.50 538.00 785.50 834.50 1139.50 955.50 817.00 620.52 a 356.00 76.50 6767.52
1955 49.50 118.00 254.50 306.00 690.00 874.00 1025.50 1115.00 922.00 666.50 288.00 189.00 6498.00
1956 145.00 83.00 304.50 423.10 a 687.00 908.50 1162.00 1032.00 865.34 a 596.00 378.00 184.00 6768.45
1957 53.00 244.00 332.50 474.50 644.50 1032.00 1119.50 985.00 901.00 511.00 258.50 141.50 6697.00
1958 119.00 274.50 175.50 417.00 766.00 872.00 1150.00 1211.50 949.50 780.50 374.50 319.50 7409.50
1959 196.00 161.50 417.00 599.50 647.00 1000.50 1237.00 1093.00 838.00 756.50 395.00 167.50 7508.50
1960 101.00 177.00 408.00 414.50 608.50 1087.50 1248.00 1096.50 956.00 516.00 f 274.50 175.50 6547.00
1961 138.00 240.50 261.00 476.50 589.00 1045.50 1225.07 d 1151.50 854.00 678.00 272.59 a 115.00 7046.66
1962 179.50 159.50 214.00 551.00 585.50 923.50 1129.50 1035.00 874.00 628.00 367.00 232.00 6878.50
1963 72.50 356.50 223.00 265.50 690.50 868.50 975.95 c 1020.00 905.00 622.50 263.00 103.00 6365.95
1964 72.00 196.50 243.00 414.50 598.50 841.00 1111.50 1095.50 814.00 730.50 241.03 a 227.50 6585.53
1965 182.50 184.50 306.00 411.50 643.50 849.00 1087.50 1040.00 763.00 721.00 308.50 67.00 6564.00
1966 86.50 88.00 312.50 590.00 806.00 936.50 1009.00 1159.00 909.00 678.38 a 367.22 c 158.50 7100.61
1967 162.00 253.50 228.00 141.50 695.95 a 671.00 j 1183.50 1217.00 986.00 685.50 426.50 147.00 6126.45
1968 102.50 329.50 337.50 467.50 657.50 976.00 1153.50 966.00 920.50 612.00 273.00 58.50 6854.00
1969 87.50 67.00 274.00 373.50 784.00 883.50 1144.50 1101.00 946.50 533.50 370.00 241.00 6806.00
1970 228.00 254.07 a 355.50 318.50 754.00 963.00 1162.50 1078.50 855.00 592.00 352.50 86.50 7000.07
1971 148.50 193.00 250.00 356.00 592.00 851.00 1176.00 1145.50 864.00 547.00 275.00 42.00 6440.00
1972 101.50 234.00 429.50 387.00 716.50 947.00 1159.50 1118.00 783.00 550.00 223.00 83.50 6732.50
1973 53.00 202.00 214.50 508.50 840.50 984.50 1160.00 1030.00 859.00 592.00 269.50 151.00 6864.50
1974 151.00 106.50 287.50 333.00 686.00 945.00 1068.50 1104.50 983.00 692.50 255.50 99.50 6712.50
1975 139.50 123.50 247.50 247.50 710.00 932.00 1054.50 1020.00 988.00 542.50 238.00 181.00 6424.00
1976 141.00 200.00 268.00 354.50 808.50 879.50 1162.00 903.50 881.50 697.00 444.00 179.50 6919.00
1977 88.50 252.00 196.00 577.00 475.50 1052.50 1104.50 1117.50 807.50 616.00 296.50 203.50 6787.00
1978 226.00 191.50 422.00 360.50 687.00 882.00 1135.00 1110.00 765.00 740.00 216.50 73.50 6809.00
1979 84.50 133.00 338.50 407.50 754.50 901.00 1086.00 987.00 913.00 635.50 214.50 158.50 6613.50
1980 198.50 225.00 235.00 438.50 653.00 737.00 1111.00 1042.00 842.00 686.50 324.50 213.50 6706.50
1981 189.62 a 222.00 298.50 493.00 748.00 1053.50 1132.50 1127.50 932.00 562.50 356.50 231.00 7346.62
1982 53.50 185.50 168.50 335.50 648.50 736.50 975.50 944.00 821.50 515.00 248.00 178.00 5810.00
1983 175.00 242.50 274.00 333.50 625.50 849.50 936.50 1075.00 935.50 689.50 427.50 294.50 6858.50
1984 267.00 197.50 418.00 421.00 749.50 852.50 1218.50 1062.50 934.00 530.00 235.50 96.50 6982.50
1985 85.50 208.00 179.50 522.00 611.00 996.00 1230.50 1028.00 896.00 0.00 z 0.00 z 178.00 5934.50
1986 217.50 255.50 436.00 408.00 668.00 951.50 1081.00 1135.50 717.00 629.50 383.00 119.00 7001.50
1987 98.00 188.00 256.50 556.50 784.50 978.50 1026.50 1116.00 954.50 775.00 303.00 116.00 7153.00
1988 157.00 312.50 400.00 436.50 558.50 830.00 1267.50 1126.00 937.00 780.00 296.00 159.00 7260.00
1989 86.00 150.00 255.00 542.00 638.00 882.00 1115.50 1023.50 837.50 577.00 348.00 177.50 6632.00
1990 113.50 134.00 362.50 559.50 678.00 909.50 1193.50 1141.00 904.50 717.50 335.00 101.50 7150.00
1991 128.50 324.50 182.50 427.50 597.00 865.00 1197.00 1009.50 1004.50 796.50 359.00 127.00 7018.50
1992 65.50 244.00 371.50 490.00 846.00 930.00 1036.50 1233.00 1010.00 842.00 373.50 103.00 7545.00
1993 105.50 128.00 433.00 443.50 627.00 831.50 1081.50 1047.50 875.50 711.50 272.50 118.00 6675.00
1994 202.50 108.50 415.00 473.00 737.00 882.50 1204.00 1069.00 929.00 571.00 106.50 34.50 6732.50
1995 175.00 317.00 252.65 a 408.00 627.00 845.00 1065.50 1058.50 896.00 670.50 462.50 219.00 6996.65
1996 173.00 247.00 268.50 505.00 728.00 910.50 1203.50 1154.50 821.00 621.50 349.00 166.50 7148.00
1997 144.00 211.00 414.50 483.50 841.00 900.00 1105.00 1042.50 876.00 586.50 359.00 112.50 7075.50
1998 152.93 a 117.00 300.00 320.50 448.00 801.50 1135.00 1122.00 945.50 551.00 279.00 124.00 6296.43
1999 173.50 128.50 222.50 427.50 670.00 836.00 1011.00 1018.00 938.00 691.30 a 348.50 170.00 6634.80
2000 118.50 174.50 327.50 487.00 679.00 961.50 990.00 1047.50 856.00 561.50 169.50 156.50 6529.00
2001 90.00 121.85 a 406.10 a 385.50 869.00 928.50 1098.50 1081.50 906.50 743.50 340.50 118.50 7089.95
2002 76.00 198.00 260.50 499.50 674.50 981.00 1192.00 1085.50 921.00 626.50 366.50 183.00 7064.00
2003 246.50 178.50 360.50 290.00 666.50 977.00 1196.00 1023.50 0.00 z 0.00 z 0.00 z 0.00 z 4938.50
Period of Record Statistics
MEAN 132.01 197.34 298.42 436.61 688.28 908.85 1127.24 1072.49 896.02 649.15 319.23 150.15 6868.29
S.D. 57.94 67.17 76.78 96.68 90.73 80.76 77.57 68.42 65.77 81.67 74.45 61.21 333.31
SKEW 0.35 0.23 0.33 -0.50 -0.26 0.02 -0.38 0.03 -0.43 0.32 -0.19 0.43 -0.32
MAX 267.00 356.50 436.00 599.50 869.00 1087.50 1267.50 1233.00 1020.00 842.00 478.50 319.50 7545.00
MIN 23.00 67.00 168.50 141.50 448.00 736.50 936.50 903.50 717.00 511.00 106.50 34.50 5810.00
NO YRS 55 55 55 55 55 53 56 56 55 53 54 55 50