SANTA ROSA, CALIFORNIA

Monthly Extreme Maximum Temperature (Degrees Fahrenheit)

(047965)

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
1931 70.00 e 77.00 81.00 95.00 96.00 98.00 109.00 102.00 94.00 95.00 86.00 62.00 109.00
1932 74.00 81.00 80.00 82.00 91.00 95.00 99.00 101.00 105.00 88.00 91.00 73.00 105.00
1933 67.00 68.00 78.00 88.00 93.00 90.00 98.00 97.00 96.00 103.00 82.00 64.00 103.00
1934 72.00 73.00 82.00 84.00 94.00 103.00 96.00 101.00 100.00 95.00 78.00 74.00 103.00
1935 68.00 75.00 81.00 84.00 96.00 97.00 99.00 101.00 100.00 86.00 75.00 69.00 a 101.00
1936 71.00 77.00 84.00 89.00 93.00 94.00 105.00 99.00 102.00 97.00 83.00 73.00 105.00
1937 58.00 72.00 77.00 82.00 87.00 101.00 98.00 102.00 98.00 93.00 81.00 72.00 102.00
1938 68.00 77.00 75.00 86.00 90.00 91.00 95.00 98.00 95.00 87.00 79.00 72.00 98.00
1939 71.00 82.00 82.00 90.00 98.00 98.00 98.00 100.00 105.00 96.00 82.00 75.00 105.00
1940 72.00 70.00 78.00 86.00 85.00 92.00 99.00 99.00 87.00 92.00 76.00 74.00 99.00
1941 72.00 67.00 77.00 77.00 94.00 93.00 94.00 94.00 98.00 95.00 83.00 65.00 98.00
1942 68.00 74.00 79.00 77.00 95.00 99.00 97.00 90.00 99.00 94.00 79.00 72.00 99.00
1943 71.00 78.00 75.00 78.00 97.00 98.00 96.00 99.00 104.00 94.00 81.00 75.00 104.00
1944 68.00 71.00 82.00 72.00 91.00 90.00 85.00 105.00 107.00 89.00 69.00 65.00 107.00
1945 66.00 78.00 80.00 88.00 84.00 101.00 100.00 98.00 97.00 93.00 86.00 69.00 101.00
1946 65.00 69.00 79.00 90.00 87.00 99.00 100.00 106.00 100.00 92.00 76.00 65.00 106.00
1947 72.00 77.00 79.00 92.00 92.00 101.00 96.00 98.00 101.00 95.00 72.00 74.00 101.00
1948 71.00 74.00 74.00 79.00 80.00 96.00 101.00 97.00 101.00 91.00 80.00 65.00 101.00
1949 61.00 66.00 75.00 84.00 91.00 98.00 92.00 92.00 103.00 92.00 84.00 70.00 103.00
1950 63.00 a 72.00 81.00 84.00 104.00 101.00 98.00 105.00 105.00 94.00 87.00 71.00 105.00
1951 64.00 70.00 83.00 81.00 96.00 91.00 100.00 98.00 103.00 93.00 82.00 63.00 103.00
1952 63.00 70.00 88.00 85.00 95.00 92.00 96.00 a 93.00 104.00 102.00 80.00 63.00 104.00
1953 73.00 73.00 81.00 77.00 86.00 98.00 97.00 98.00 106.00 95.00 79.00 j 72.00 106.00
1954 65.00 79.00 75.00 88.00 95.00 104.00 105.00 88.00 100.00 92.00 76.00 61.00 105.00
1955 63.00 70.00 85.00 77.00 93.00 98.00 99.00 101.00 108.00 90.00 90.00 65.00 108.00
1956 59.00 70.00 75.00 84.00 95.00 100.00 95.00 95.00 98.00 83.00 80.00 72.00 100.00
1957 64.00 72.00 73.00 90.00 90.00 103.00 100.00 96.00 106.00 81.00 76.00 68.00 106.00
1958 72.00 72.00 71.00 86.00 93.00 94.00 89.00 100.00 102.00 101.00 85.00 79.00 102.00
1959 68.00 78.00 85.00 85.00 92.00 100.00 108.00 102.00 95.00 95.00 86.00 77.00 108.00
1960 67.00 71.00 82.00 86.00 86.00 109.00 a 99.00 a 98.00 101.00 91.00 d 85.00 69.00 109.00
1961 63.00 75.00 77.00 88.00 82.00 107.00 106.00 96.00 99.00 101.00 83.00 66.00 c 107.00
1962 85.00 70.00 75.00 87.00 a 86.00 101.00 94.00 99.00 99.00 92.00 83.00 68.00 101.00
1963 67.00 75.00 75.00 74.00 89.00 91.00 99.00 99.00 103.00 92.00 74.00 61.00 103.00
1964 66.00 83.00 83.00 90.00 81.00 99.00 99.00 102.00 104.00 97.00 76.00 68.00 104.00
1965 66.00 74.00 78.00 93.00 87.00 89.00 91.00 96.00 ----- z 98.00 79.00 67.00 98.00
1966 73.00 72.00 79.00 91.00 89.00 103.00 94.00 101.00 104.00 95.00 89.00 66.00 104.00
1967 75.00 71.00 72.00 70.00 91.00 89.00 97.00 100.00 100.00 91.00 92.00 83.00 100.00
1968 74.00 78.00 84.00 88.00 92.00 100.00 101.00 104.00 101.00 88.00 78.00 62.00 104.00
1969 59.00 64.00 82.00 81.00 94.00 90.00 98.00 100.00 100.00 88.00 84.00 70.00 100.00
1970 64.00 75.00 87.00 83.00 99.00 89.00 103.00 104.00 100.00 102.00 78.00 61.00 104.00
1971 70.00 75.00 79.00 81.00 82.00 97.00 96.00 103.00 110.00 97.00 81.00 64.00 110.00
1972 63.00 75.00 85.00 81.00 95.00 103.00 110.00 95.00 91.00 93.00 75.00 74.00 110.00
1973 70.00 73.00 72.00 85.00 95.00 105.00 104.00 94.00 98.00 88.00 70.00 63.00 105.00
1974 74.00 70.00 79.00 87.00 96.00 95.00 102.00 98.00 100.00 97.00 75.00 68.00 102.00
1975 70.00 75.00 74.00 77.00 99.00 95.00 105.00 102.00 101.00 89.00 78.00 74.00 105.00
1976 74.00 76.00 78.00 82.00 100.00 108.00 97.00 100.00 103.00 95.00 88.00 74.00 108.00
1977 68.00 79.00 76.00 86.00 91.00 104.00 107.00 105.00 100.00 95.00 80.00 75.00 107.00
1978 67.00 74.00 ----- z 88.00 94.00 97.00 96.00 97.00 c 100.00 98.00 a ----- z 72.00 100.00
1979 65.00 a ----- z ----- z ----- z ----- z ----- z 98.00 92.00 b 108.00 90.00 72.00 71.00 108.00
1980 65.00 70.00 76.00 85.00 87.00 95.00 101.00 100.00 102.00 105.00 83.00 69.00 105.00
1981 66.00 77.00 74.00 98.00 87.00 104.00 99.00 102.00 94.00 93.00 80.00 67.00 b 104.00
1982 66.00 76.00 71.00 84.00 88.00 83.00 94.00 102.00 98.00 93.00 76.00 66.00 102.00
1983 68.00 68.00 69.00 76.00 92.00 95.00 103.00 104.00 105.00 89.00 73.00 66.00 105.00
1984 77.00 66.00 83.00 83.00 95.00 89.00 97.00 99.00 101.00 84.00 72.00 67.00 101.00
1985 59.00 78.00 74.00 85.00 81.00 95.00 98.00 87.00 87.00 94.00 81.00 60.00 98.00
1986 62.00 75.00 79.00 79.00 81.00 93.00 89.00 87.00 86.00 84.00 80.00 65.00 93.00
1987 65.00 71.00 74.00 83.00 93.00 92.00 92.00 93.00 87.00 96.00 73.00 66.00 96.00
1988 74.00 78.00 85.00 89.00 92.00 97.00 104.00 100.00 97.00 96.00 77.00 73.00 104.00
1989 70.00 69.00 71.00 91.00 89.00 98.00 97.00 94.00 91.00 90.00 80.00 71.00 98.00
1990 65.00 73.00 74.00 85.00 92.00 98.00 97.00 96.00 98.00 95.00 81.00 68.00 98.00
1991 74.00 76.00 70.00 85.00 85.00 93.00 101.00 89.00 98.00 99.00 84.00 69.00 101.00
1992 61.00 77.00 74.00 84.00 89.00 85.00 92.00 95.00 95.00 94.00 80.00 66.00 95.00
1993 69.00 68.00 75.00 84.00 84.00 100.00 101.00 103.00 98.00 92.00 82.00 70.00 103.00
1994 68.00 78.00 80.00 76.00 85.00 97.00 90.00 97.00 95.00 88.00 75.00 64.00 97.00
1995 68.00 76.00 73.00 78.00 83.00 100.00 101.00 96.00 98.00 94.00 79.00 66.00 101.00
1996 75.00 76.00 87.00 92.00 91.00 98.00 99.00 99.00 91.00 101.00 76.00 72.00 101.00
1997 65.00 74.00 81.00 81.00 98.00 94.00 96.00 98.00 98.00 89.00 86.00 66.00 98.00
1998 63.00 63.00 74.00 ----- z 72.00 87.00 100.00 106.00 96.00 88.00 67.00 70.00 106.00
1999 62.00 65.00 67.00 85.00 83.00 96.00 100.00 101.00 96.00 93.00 84.00 78.00 101.00
2000 65.00 70.00 83.00 ----- z ----- z 108.00 96.00 95.00 101.00 90.00 76.00 66.00 108.00
2001 66.00 75.00 ----- z ----- z ----- z 96.00 101.00 94.00 98.00 96.00 79.00 64.00 101.00
2002 62.00 78.00 75.00 83.00 85.00 95.00 100.00 99.00 99.00 95.00 75.00 67.00 100.00
2003 70.00 69.00 80.00 e 73.00 90.00 99.00 a 98.00 95.00 101.00 96.00 74.00 67.00 101.00
2004 66.00 69.00 91.00 93.00 87.00 94.00 88.00 99.00 99.00 98.00 75.00 72.00 99.00
2005 66.00 78.00 87.00 78.00 81.00 86.00 97.00 96.00 97.00 91.00 84.00 68.00 97.00
2006 76.00 75.00 66.00 80.00 91.00 101.00 a 98.00 k ----- z ----- z ----- z ----- z ----- z 101.00
Period of Record Statistics
MEAN 67.79 73.40 78.15 84.00 90.16 96.72 98.28 98.21 99.28 93.24 79.68 68.77 102.45
S.D. 4.89 4.25 5.17 5.58 5.71 5.53 4.74 4.32 4.93 4.69 5.21 4.67 3.64
SKEW 0.49 -0.23 0.05 -0.15 -0.39 -0.08 -0.08 -0.56 -0.61 -0.04 0.06 0.42 -0.14
MAX 85.00 83.00 91.00 98.00 104.00 109.00 110.00 106.00 110.00 105.00 92.00 83.00 110.00
MIN 58.00 63.00 66.00 70.00 72.00 83.00 85.00 87.00 86.00 81.00 67.00 60.00 93.00
NO YRS 76 75 73 72 73 75 75 75 74 75 73 75 66