August weather in Sebastopol, CA
The average temperature in Sebastopol in August is 67.1°F (50.3°F–83.8°F). Average precipitation: 0.06 inches.
August is a summer month in Sebastopol, and is warmer than the annual average of 57.9°F. Daily temperatures swing about 33.5°F between overnight low and afternoon high. Expect about 1 days with precipitation. Daylight averages about 13h 30m. For travel, August is a comfortable month to visit.
Avg High
83.8°F
Avg Low
50.3°F
Precipitation
0.06 in
Daylight
13h 30m
August records in Sebastopol
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 104.0°F (1993) | 41.0°F (1955) | 0.00 in (1926) |
| August 2 | 102.9°F (1946) | 39.9°F (1939) | 0.01 in (2004) |
| August 3 | 100.9°F (2020) | 39.9°F (2001) | 0.00 in (1926) |
| August 4 | 105.1°F (1998) | 41.0°F (1926) | 0.00 in (1926) |
| August 5 | 100.0°F (1969) | 39.0°F (1970) | 0.02 in (2014) |
| August 6 | 100.0°F (1966) | 41.0°F (1975) | 0.00 in (1926) |
| August 7 | 105.1°F (1983) | 39.9°F (1969) | 0.02 in (1962) |
| August 8 | 102.9°F (1984) | 41.0°F (1969) | 0.00 in (1926) |
| August 9 | 100.9°F (1971) | 42.1°F (1946) | 0.16 in (1962) |
| August 10 | 105.1°F (1971) | 41.0°F (1931) | 0.05 in (1936) |
| August 11 | 102.0°F (1935) | 39.9°F (1955) | 0.44 in (1965) |
| August 12 | 104.0°F (1996) | 41.0°F (1980) | 0.03 in (1988) |
| August 13 | 102.9°F (2009) | 39.9°F (1972) | 0.03 in (1991) |
| August 14 | 109.0°F (2020) | 39.9°F (1955) | 0.01 in (1976) |
| August 15 | 106.0°F (2020) | 41.0°F (1969) | 0.42 in (1976) |
| August 16 | 104.0°F (2021) | 37.9°F (1973) | 0.08 in (2020) |
| August 17 | 105.1°F (2015) | 39.9°F (1973) | 0.09 in (1972) |
| August 18 | 102.9°F (1934) | 41.0°F (1974) | 0.09 in (1976) |
| August 19 | 105.1°F (2020) | 39.0°F (1973) | 0.40 in (1976) |
| August 20 | 99.0°F (1964) | 41.0°F (1973) | 1.40 in (1997) |
| August 21 | 99.0°F (2019) | 39.9°F (1973) | 0.21 in (1968) |
| August 22 | 100.9°F (2007) | 36.0°F (1973) | 0.17 in (1968) |
| August 23 | 102.9°F (1931) | 39.9°F (1973) | 0.01 in (2021) |
| August 24 | 104.0°F (1931) | 39.0°F (1970) | 0.11 in (2024) |
| August 25 | 108.0°F (2010) | 39.9°F (1938) | 0.01 in (1926) |
| August 26 | 107.1°F (1988) | 39.0°F (1969) | 0.23 in (1954) |
| August 27 | 100.0°F (1944) | 39.9°F (1942) | 0.78 in (1954) |
| August 28 | 104.0°F (1981) | 39.0°F (1937) | 1.71 in (1954) |
| August 29 | 106.0°F (1977) | 39.9°F (1975) | 0.38 in (1953) |
| August 30 | 107.1°F (1977) | 37.9°F (2010) | 0.22 in (1966) |
| August 31 | 102.9°F (2017) | 35.1°F (2007) | 0.13 in (1984) |