GRATON, CALIFORNIA

Monthly Extreme Maximum Temperature (Degrees Fahrenheit)

(043578)

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
1948 ----- z ----- z ----- z ----- z ----- z ----- z 98.00 94.00 96.00 85.00 80.00 69.00 98.00
1949 59.00 63.00 72.00 81.00 88.00 96.00 94.00 95.00 101.00 89.00 82.00 68.00 101.00
1950 61.00 71.00 79.00 86.00 103.00 102.00 95.00 102.00 107.00 91.00 83.00 66.00 107.00
1951 64.00 67.00 81.00 82.00 94.00 89.00 100.00 97.00 b 97.00 f 86.00 79.00 62.00 100.00
1952 60.00 68.00 87.00 84.00 91.00 90.00 94.00 95.00 100.00 95.00 80.00 60.00 100.00
1953 71.00 71.00 79.00 79.00 84.00 95.00 96.00 94.00 98.00 90.00 73.00 70.00 98.00
1954 60.00 76.00 75.00 87.00 90.00 102.00 103.00 89.00 95.00 85.00 74.00 60.00 m 103.00
1955 63.00 66.00 83.00 72.00 92.00 95.00 93.00 98.00 104.00 86.00 88.00 62.00 104.00
1956 58.00 68.00 73.00 81.00 90.00 97.00 93.00 92.00 92.00 81.00 75.00 70.00 97.00
1957 58.00 71.00 70.00 87.00 87.00 100.00 99.00 93.00 100.00 75.00 a 71.00 61.00 100.00
1958 65.00 67.00 67.00 84.00 90.00 92.00 88.00 98.00 98.00 94.00 80.00 77.00 98.00
1959 65.00 74.00 80.00 87.00 87.00 105.00 109.00 101.00 92.00 88.00 79.00 c 75.00 b 109.00
1960 62.00 67.00 80.00 83.00 90.00 105.00 100.00 a 98.00 97.00 88.00 80.00 65.00 105.00
1961 61.00 72.00 76.00 85.00 81.00 106.00 106.00 96.00 98.00 95.00 77.00 61.00 106.00
1962 84.00 63.00 71.00 85.00 87.00 99.00 95.00 98.00 94.00 85.00 76.00 61.00 99.00
1963 61.00 74.00 71.00 71.00 88.00 87.00 97.00 97.00 96.00 86.00 69.00 57.00 97.00
1964 63.00 78.00 a 78.00 87.00 81.00 99.00 99.00 99.00 101.00 94.00 65.00 64.00 101.00
1965 62.00 71.00 76.00 90.00 85.00 89.00 89.00 95.00 88.00 93.00 73.00 59.00 95.00
1966 69.00 67.00 85.00 90.00 88.00 101.00 95.00 100.00 100.00 90.00 83.00 67.00 101.00
1967 69.00 73.00 70.00 68.00 90.00 88.00 97.00 96.00 100.00 d 89.00 90.00 78.00 100.00
1968 76.00 76.00 80.00 86.00 93.00 100.00 a 93.00 u 103.00 101.00 87.00 76.00 68.00 103.00
1969 59.00 62.00 81.00 82.00 96.00 92.00 96.00 103.00 101.00 90.00 84.00 70.00 103.00
1970 64.00 74.00 85.00 84.00 98.00 96.00 105.00 104.00 102.00 103.00 78.00 61.00 105.00
1971 68.00 76.00 77.00 82.00 84.00 99.00 97.00 105.00 112.00 96.00 80.00 65.00 112.00
1972 64.00 74.00 85.00 81.00 93.00 96.00 113.00 99.00 92.00 92.00 75.00 75.00 113.00
1973 68.00 71.00 71.00 87.00 99.00 106.00 102.00 98.00 100.00 87.00 80.00 63.00 106.00
1974 69.00 70.00 78.00 85.00 95.00 95.00 101.00 100.00 100.00 98.00 73.00 67.00 101.00
1975 70.00 75.00 74.00 77.00 100.00 93.00 100.00 101.00 101.00 87.00 77.00 73.00 101.00
1976 72.00 73.00 78.00 82.00 100.00 108.00 98.00 97.00 103.00 95.00 87.00 75.00 108.00
1977 69.00 78.00 75.00 87.00 92.00 108.00 108.00 107.00 100.00 88.00 77.00 74.00 108.00
1978 66.00 73.00 80.00 88.00 94.00 97.00 97.00 99.00 101.00 98.00 85.00 68.00 101.00
1979 62.00 72.00 77.00 80.00 93.00 97.00 105.00 99.00 109.00 94.00 71.00 72.00 109.00
1980 66.00 70.00 77.00 84.00 91.00 97.00 101.00 101.00 97.00 106.00 85.00 68.00 106.00
1981 67.00 76.00 75.00 98.00 89.00 108.00 98.00 104.00 95.00 92.00 78.00 68.00 108.00
1982 65.00 76.00 70.00 84.00 99.00 84.00 94.00 102.00 99.00 92.00 74.00 67.00 102.00
1983 69.00 66.00 67.00 77.00 94.00 93.00 103.00 105.00 105.00 89.00 75.00 67.00 105.00
1984 80.00 69.00 85.00 85.00 98.00 99.00 103.00 103.00 107.00 88.00 73.00 70.00 107.00
1985 62.00 82.00 73.00 89.00 89.00 103.00 108.00 95.00 95.00 100.00 85.00 64.00 108.00
1986 66.00 77.00 84.00 86.00 90.00 100.00 94.00 91.00 91.00 88.00 85.00 70.00 100.00
1987 70.00 74.00 79.00 88.00 96.00 98.00 96.00 97.00 94.00 102.00 74.00 66.00 102.00
1988 69.00 77.00 90.00 91.00 92.00 103.00 110.00 107.00 100.00 99.00 78.00 75.00 110.00
1989 71.00 73.00 76.00 96.00 94.00 100.00 105.00 98.00 91.00 92.00 81.00 70.00 105.00
1990 66.00 75.00 76.00 87.00 95.00 98.00 97.00 97.00 101.00 98.00 82.00 71.00 101.00
1991 78.00 78.00 75.00 86.00 91.00 96.00 101.00 94.00 100.00 103.00 85.00 70.00 103.00
1992 64.00 78.00 73.00 88.00 90.00 86.00 91.00 96.00 100.00 97.00 80.00 65.00 100.00
1993 69.00 67.00 76.00 85.00 86.00 102.00 95.00 104.00 97.00 92.00 83.00 70.00 104.00
1994 67.00 66.00 81.00 80.00 88.00 100.00 95.00 100.00 97.00 88.00 82.00 65.00 100.00
1995 61.00 78.00 76.00 81.00 79.00 101.00 103.00 99.00 99.00 94.00 81.00 72.00 103.00
1996 76.00 81.00 86.00 88.00 92.00 94.00 97.00 104.00 93.00 103.00 78.00 70.00 104.00
1997 68.00 79.00 83.00 85.00 99.00 98.00 93.00 96.00 97.00 88.00 85.00 66.00 99.00
1998 62.00 64.00 76.00 84.00 77.00 87.00 101.00 105.00 97.00 89.00 69.00 71.00 105.00
1999 63.00 66.00 69.00 85.00 86.00 96.00 100.00 99.00 96.00 95.00 84.00 77.00 100.00
2000 65.00 68.00 81.00 87.00 96.00 106.00 94.00 97.00 102.00 94.00 79.00 67.00 106.00
2001 67.00 77.00 82.00 83.00 99.00 100.00 101.00 98.00 93.00 100.00 79.00 69.00 101.00
2002 63.00 80.00 76.00 85.00 90.00 99.00 102.00 101.00 101.00 98.00 80.00 68.00 102.00
2003 71.00 71.00 81.00 78.00 91.00 103.00 98.00 98.00 103.00 98.00 75.00 67.00 103.00
2004 67.00 70.00 90.00 95.00 88.00 97.00 93.00 100.00 101.00 99.00 77.00 73.00 101.00
2005 69.00 78.00 86.00 80.00 87.00 92.00 102.00 98.00 99.00 95.00 85.00 70.00 102.00
2006 76.00 76.00 66.00 82.00 94.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 94.00
Period of Record Statistics
MEAN 66.53 72.29 77.64 84.26 91.09 97.61 98.89 98.81 98.75 92.40 78.83 68.05 103.19
S.D. 5.48 4.93 5.71 5.29 5.42 5.80 5.24 3.92 4.57 6.02 5.13 4.78 3.91
SKEW 0.90 -0.18 0.08 -0.41 -0.21 -0.29 0.45 0.03 0.24 -0.04 -0.26 -0.07 0.39
MAX 84.00 82.00 90.00 98.00 103.00 108.00 113.00 107.00 112.00 106.00 90.00 78.00 113.00
MIN 58.00 62.00 66.00 68.00 77.00 84.00 88.00 89.00 88.00 75.00 65.00 57.00 95.00
NO YRS 58 58 58 58 58 57 57 58 57 58 58 57 54