VOLTA POWER HOUSE, CALIFORNIA

Monthly Total Growing Degree Days

(049390)

Base Temperature = 40 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 1091.00 1035.50 905.50 715.50 322.50 51.50 4121.50
1949 28.50 118.50 189.50 626.00 721.00 985.00 1153.50 1008.00 974.00 672.00 535.00 138.00 7149.00
1950 38.00 221.50 237.00 529.00 784.50 901.00 1253.50 1184.50 937.00 627.50 437.00 292.00 7442.50
1951 99.00 160.00 336.00 575.00 715.00 998.50 1166.00 1144.50 1023.50 614.50 322.50 106.50 7261.00
1952 44.50 183.50 198.50 532.50 760.50 761.00 1267.00 1139.50 1042.00 842.00 320.00 110.50 7201.50
1953 263.00 264.50 313.00 416.50 488.50 726.50 1200.00 1015.00 1061.00 653.00 348.50 271.00 7020.50
1954 122.00 334.00 225.50 594.00 798.00 814.00 1166.50 978.50 872.00 642.50 403.50 134.00 7084.50
1955 85.00 147.50 299.00 231.00 700.50 899.50 1031.50 1189.00 972.00 724.50 311.50 178.50 6769.50
1956 106.50 109.00 304.00 453.50 681.00 920.00 1169.00 1072.50 901.50 576.00 452.00 303.50 7048.50
1957 74.50 251.00 275.50 480.00 638.00 1012.00 1126.00 1014.50 953.50 488.00 280.00 212.50 6805.50
1958 182.50 232.50 136.40 a 428.00 757.00 839.00 1141.00 1252.00 1013.50 835.50 394.50 411.50 7623.40
1959 210.50 181.50 431.50 633.00 661.50 972.50 1257.50 1111.50 670.50 f 774.00 477.50 247.00 6958.00
1960 80.60 a 153.50 361.00 393.50 574.50 1107.41 a 1263.50 1126.00 992.00 643.50 245.00 223.00 7163.51
1961 236.50 191.00 221.00 514.50 547.00 1032.41 a 1223.00 1130.50 854.50 673.00 306.00 168.00 7097.41
1962 251.50 137.00 166.50 568.50 563.00 929.50 1163.00 1058.00 926.50 609.00 377.00 293.00 7042.50
1963 173.00 363.50 228.00 211.50 664.00 834.11 b 998.00 1051.50 958.00 643.00 268.50 238.50 6631.61
1964 100.50 262.50 257.00 449.50 589.00 811.50 1114.50 1124.50 867.00 794.50 204.50 148.50 6723.50
1965 225.50 234.00 339.00 388.00 671.00 805.50 1115.50 1046.00 788.00 816.50 298.50 93.50 6821.00
1966 102.00 78.00 295.50 608.00 812.50 907.00 1025.00 1211.50 954.50 766.50 354.00 183.50 7298.00
1967 191.00 277.00 195.00 102.00 685.50 843.00 1176.00 1256.00 1052.00 716.00 448.00 168.50 7110.00
1968 133.00 325.00 343.00 505.50 649.50 973.50 1177.50 989.00 959.00 651.00 281.00 52.50 7039.50
1969 106.50 37.50 280.00 394.00 844.00 847.00 1195.00 1183.00 984.83 a 529.50 452.00 224.50 7077.83
1970 168.00 284.50 321.00 332.00 782.00 948.50 1217.00 1137.00 929.50 625.50 302.50 41.00 7088.50
1971 193.00 221.50 196.00 358.00 555.00 789.50 1158.00 1152.00 878.00 519.50 289.00 42.00 6351.50
1972 127.00 202.00 430.00 390.00 742.50 980.00 1193.00 1151.00 845.50 592.00 233.50 93.50 6980.00
1973 72.50 192.50 179.00 504.50 857.50 974.48 a 1217.00 1081.00 908.00 614.00 171.00 140.50 6911.98
1974 141.00 131.50 267.00 348.50 694.00 970.50 1106.00 1160.00 620.50 m 0.00 z 291.00 0.00 z 5109.50
1975 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
1976 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
1977 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
1978 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
1979 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
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 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
1982 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
1983 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
1984 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
1985 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
1986 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
1987 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
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 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1989 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
1990 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
1991 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
1992 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
1993 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
1994 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
1995 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
1996 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
1997 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
1998 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
1999 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
2000 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
2001 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
2002 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
2003 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
2004 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
2005 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
2006 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
Period of Record Statistics
MEAN 136.75 203.63 270.19 444.87 689.87 907.04 1161.65 1111.19 942.11 667.63 338.00 175.65 7030.95
S.D. 67.17 79.75 77.09 132.26 96.95 93.79 70.63 77.70 69.21 95.52 88.19 93.34 265.42
SKEW 0.28 0.04 0.36 -0.71 -0.20 -0.03 -0.59 0.02 -0.16 0.20 0.35 0.48 -0.30
MAX 263.00 363.50 431.50 633.00 857.50 1107.41 1267.00 1256.00 1061.00 842.00 535.00 411.50 7623.40
MIN 28.50 37.50 136.40 102.00 488.50 726.50 998.00 978.50 788.00 488.00 171.00 41.00 6351.50
NO YRS 26 26 26 26 26 26 27 27 25 26 27 26 24