August weather in San Ramon, CA
The average temperature in San Ramon in August is 71.9°F (61.0°F–82.8°F). Average precipitation: 0.03 inches.
August is a summer month in San Ramon, and is warmer than the annual average of 58.4°F. Daily temperatures swing about 21.8°F between overnight low and afternoon high. Expect about 0 days with precipitation. Daylight averages about 13h 28m. For travel, August is a comfortable month to visit.
Avg High
82.8°F
Avg Low
61.0°F
Precipitation
0.03 in
Daylight
13h 28m
August records in San Ramon
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 104.0°F (1977) | 45.0°F (2006) | 0.02 in (2003) |
| August 2 | 100.9°F (1971) | 45.0°F (1953) | 0.00 in (1952) |
| August 3 | 100.0°F (1955) | 42.1°F (1982) | 0.04 in (1953) |
| August 4 | 102.0°F (1998) | 45.0°F (1954) | 0.02 in (1953) |
| August 5 | 105.1°F (1998) | 43.0°F (2007) | 0.02 in (2020) |
| August 6 | 105.1°F (1978) | 42.1°F (2007) | 0.02 in (2007) |
| August 7 | 107.1°F (1966) | 43.0°F (2007) | 0.00 in (1952) |
| August 8 | 105.1°F (1978) | 42.1°F (2007) | 0.00 in (1952) |
| August 9 | 107.1°F (1978) | 46.0°F (1952) | 0.00 in (1952) |
| August 10 | 104.0°F (1978) | 45.0°F (1987) | 0.00 in (1952) |
| August 11 | 107.1°F (1971) | 46.0°F (1956) | 0.28 in (1961) |
| August 12 | 100.9°F (1996) | 45.0°F (1956) | 0.00 in (1952) |
| August 13 | 105.1°F (1984) | 44.1°F (1988) | 0.04 in (1991) |
| August 14 | 100.9°F (1996) | 45.0°F (1988) | 0.07 in (1976) |
| August 15 | 104.0°F (1967) | 42.1°F (1987) | 0.15 in (1976) |
| August 16 | 102.0°F (1966) | 46.9°F (1985) | 0.20 in (2020) |
| August 17 | 104.0°F (1966) | 45.0°F (2007) | 0.01 in (2020) |
| August 18 | 104.0°F (1966) | 45.0°F (2008) | 0.17 in (1976) |
| August 19 | 102.9°F (1967) | 43.0°F (1975) | 0.61 in (1976) |
| August 20 | 102.0°F (1960) | 44.1°F (2001) | 0.54 in (1997) |
| August 21 | 97.0°F (1964) | 42.1°F (1956) | 0.02 in (1968) |
| August 22 | 98.1°F (1969) | 41.0°F (2001) | 0.05 in (1976) |
| August 23 | 99.0°F (1977) | 46.9°F (1960) | 0.03 in (1976) |
| August 24 | 97.0°F (1967) | 45.0°F (2002) | 0.00 in (1952) |
| August 25 | 99.0°F (2010) | 45.0°F (1956) | 0.01 in (1971) |
| August 26 | 100.0°F (1988) | 45.0°F (1991) | 0.03 in (1954) |
| August 27 | 100.0°F (1988) | 45.0°F (1960) | 0.00 in (1952) |
| August 28 | 100.0°F (2001) | 46.0°F (1957) | 0.00 in (1952) |
| August 29 | 100.0°F (2008) | 45.0°F (2010) | 0.00 in (1952) |
| August 30 | 100.0°F (1977) | 42.1°F (1962) | 0.20 in (1953) |
| August 31 | 100.9°F (1976) | 39.9°F (2000) | 0.14 in (1964) |