TRACY PUMPING PLANT, CALIFORNIA

Monthly Extreme Maximum Temperature (Degrees Fahrenheit)

(049001)

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.
MAXIMUM ALLOWABLE NUMBER OF MISSING DAYS : 5
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
1955 ----- z 66.00 81.00 81.00 98.00 104.00 104.00 108.00 109.00 90.00 85.00 68.00 109.00
1956 65.00 66.00 78.00 85.00 99.00 110.00 108.00 103.00 98.00 90.00 81.00 72.00 110.00
1957 62.00 76.00 82.00 88.00 g 97.00 c 108.00 105.00 a 104.00 a 107.00 80.00 j 73.00 67.00 108.00
1958 66.00 70.00 67.00 a 84.00 95.00 100.00 101.00 b 103.00 105.00 97.00 81.00 73.00 105.00
1959 67.00 70.00 78.00 92.00 95.00 107.00 109.00 103.00 99.00 91.00 79.00 71.00 109.00
1960 65.00 66.00 80.00 87.00 98.00 110.00 110.00 105.00 102.00 85.00 82.00 66.00 110.00
1961 64.00 72.00 75.00 87.00 82.00 112.00 112.00 103.00 99.00 94.00 75.00 65.00 112.00
1962 65.00 65.00 75.00 90.00 90.00 106.00 104.00 102.00 96.00 91.00 77.00 65.00 106.00
1963 69.00 74.00 73.00 76.00 95.00 103.00 100.00 101.00 99.00 97.00 72.00 55.00 103.00
1964 63.00 76.00 82.00 90.00 90.00 106.00 107.00 101.00 97.00 94.00 71.00 65.00 107.00
1965 63.00 71.00 77.00 91.00 a 95.00 95.00 102.00 103.00 92.00 a 90.00 78.00 58.00 103.00
1966 65.00 65.00 88.00 91.00 95.00 109.00 103.00 106.00 102.00 92.00 81.00 63.00 109.00
1967 66.00 68.00 70.00 65.00 99.00 104.00 104.00 107.00 96.00 89.00 84.00 69.00 107.00
1968 70.00 75.00 83.00 91.00 95.00 105.00 106.00 104.00 95.00 a 85.00 70.00 65.00 106.00
1969 66.00 65.00 81.00 88.00 99.00 96.00 102.00 108.00 103.00 90.00 80.00 67.00 108.00
1970 69.00 70.00 79.00 81.00 101.00 101.00 105.00 105.00 98.00 98.00 76.00 64.00 105.00
1971 65.00 69.00 77.00 82.00 86.00 100.00 103.00 a 111.00 a 106.00 95.00 75.00 60.00 a 111.00
1972 62.00 73.00 87.00 90.00 100.00 109.00 112.00 d 105.00 a 93.00 86.00 69.00 62.00 112.00
1973 62.00 67.00 69.00 88.00 100.00 108.00 106.00 100.00 a 96.00 85.00 73.00 63.00 108.00
1974 66.00 67.00 76.00 85.00 100.00 102.00 105.00 103.00 99.00 94.00 73.00 64.00 105.00
1975 64.00 75.00 75.00 78.00 99.00 104.00 107.00 104.00 100.00 90.00 75.00 65.00 a 107.00
1976 70.00 71.00 80.00 a 86.00 101.00 105.00 103.00 103.00 103.00 89.00 80.00 66.00 105.00
1977 63.00 77.00 a 76.00 87.00 95.00 104.00 a 107.00 104.00 a 103.00 88.00 79.00 74.00 107.00
1978 62.00 69.00 74.00 81.00 97.00 105.00 102.00 b 109.00 97.00 g 95.00 80.00 63.00 109.00
1979 62.00 70.00 75.00 79.00 99.00 102.00 105.00 a 104.00 106.00 94.00 b 70.00 72.00 106.00
1980 68.00 68.00 73.00 86.00 97.00 101.00 107.00 106.00 a 95.00 b 102.00 81.00 62.00 107.00
1981 65.00 74.00 73.00 95.00 a 94.00 106.00 101.00 106.00 97.00 85.00 74.00 69.00 106.00
1982 60.00 73.00 69.00 82.00 100.00 97.00 100.00 101.00 99.00 87.00 71.00 65.00 101.00
1983 62.00 66.00 78.00 77.00 92.00 98.00 105.00 104.00 101.00 86.00 76.00 66.00 105.00
1984 65.00 66.00 80.00 87.00 105.00 100.00 107.00 105.00 101.00 88.00 72.00 62.00 107.00
1985 58.00 76.00 76.00 94.00 92.00 106.00 105.00 100.00 96.00 94.00 ----- z 65.00 106.00
1986 70.00 73.00 80.00 89.00 97.00 102.00 102.00 102.00 100.00 90.00 80.00 66.00 102.00
1987 66.00 70.00 78.00 94.00 104.00 104.00 102.00 b 105.00 98.00 97.00 k 74.00 l 67.00 m 105.00
1988 65.00 l 74.00 j 88.00 j 91.00 n 98.00 k 106.00 a 110.00 l 104.00 109.00 j 94.00 l 77.00 l 68.00 j 110.00
1989 68.00 l 74.00 j 75.00 94.00 97.00 b 103.00 109.00 k 98.00 96.00 n 88.00 75.00 70.00 m 109.00
1990 65.00 l 71.00 i 81.00 87.00 i 98.00 k 103.00 j 109.00 110.00 i 100.00 a 95.00 79.00 i 66.00 i 110.00
1991 70.00 j 74.00 k 71.00 84.00 i 92.00 b 95.00 k 105.00 99.00 j 105.00 j 98.00 80.00 m 66.00 n 105.00
1992 61.00 n 73.00 77.00 92.00 o 98.00 102.00 104.00 a 107.00 i 102.00 94.00 80.00 m 68.00 j 107.00
1993 63.00 72.00 78.00 87.00 91.00 m 105.00 n 101.00 109.00 100.00 j 95.00 81.00 67.00 109.00
1994 66.00 67.00 79.00 88.00 d 91.00 105.00 102.00 106.00 97.00 90.00 78.00 60.00 106.00
1995 66.00 73.00 70.00 83.00 93.00 107.00 105.00 105.00 99.00 91.00 84.00 74.00 107.00
1996 68.00 75.00 80.00 97.00 99.00 103.00 104.00 108.00 96.00 96.00 75.00 69.00 108.00
1997 66.00 71.00 82.00 89.00 101.00 100.00 102.00 99.00 k 96.00 86.00 82.00 65.00 102.00
1998 70.00 62.00 76.00 90.00 79.00 95.00 106.00 108.00 106.00 85.00 72.00 67.00 a 108.00
1999 66.00 70.00 70.00 88.00 93.00 105.00 108.00 100.00 95.00 95.00 78.00 66.00 108.00
2000 65.00 69.00 80.00 86.00 99.00 104.00 103.00 102.00 102.00 92.00 72.00 66.00 104.00
2001 62.00 68.00 84.00 89.00 104.00 104.00 107.00 103.00 98.00 100.00 80.00 63.00 107.00
2002 62.00 72.00 81.00 86.00 97.00 102.00 109.00 102.00 101.00 91.00 72.00 63.00 109.00
2003 64.00 65.00 79.00 77.00 98.00 105.00 106.00 99.00 101.00 91.00 68.00 66.00 106.00
2004 60.00 68.00 83.00 96.00 93.00 99.00 100.00 101.00 100.00 91.00 68.00 65.00 101.00
2005 60.00 66.00 79.00 78.00 95.00 99.00 105.00 104.00 96.00 92.00 77.00 66.00 105.00
2006 62.00 70.00 71.00 85.00 95.00 a ----- z ----- z ----- z ----- z ----- z ----- z ----- z 95.00
Period of Record Statistics
MEAN 64.67 70.00 77.27 86.21 96.02 103.50 104.84 103.98 99.54 91.48 76.33 65.64 106.62
S.D. 2.91 3.66 4.65 6.11 5.01 3.90 2.97 2.81 3.80 4.22 4.59 3.90 2.63
SKEW 0.07 0.06 -0.14 -0.88 -1.17 -0.23 0.41 0.24 0.44 0.27 -0.04 0.04 -0.09
MAX 70.00 77.00 88.00 97.00 105.00 112.00 112.00 111.00 109.00 102.00 85.00 74.00 112.00
MIN 58.00 62.00 67.00 65.00 79.00 95.00 100.00 98.00 92.00 85.00 68.00 55.00 101.00
NO YRS 46 48 51 47 49 48 49 47 46 48 45 45 39