August weather in Martinez, CA
The average temperature in Martinez in August is 68.9°F (50.5°F–87.4°F). Average precipitation: 0.03 inches.
August is a summer month in Martinez, and is warmer than the annual average of 58.2°F. Daily temperatures swing about 36.9°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
87.4°F
Avg Low
50.5°F
Precipitation
0.03 in
Daylight
13h 28m
August records in Martinez
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 107.1°F (1993) | 44.1°F (2009) | 0.00 in (1970) |
| August 2 | 102.9°F (1975) | 46.9°F (2009) | 0.00 in (1970) |
| August 3 | 107.1°F (1998) | 46.9°F (2009) | 0.00 in (1970) |
| August 4 | 105.1°F (1998) | 48.0°F (2008) | 0.00 in (1970) |
| August 5 | 106.0°F (1997) | 46.9°F (2009) | 0.11 in (2014) |
| August 6 | 106.0°F (1978) | 46.0°F (2016) | 0.00 in (1970) |
| August 7 | 105.1°F (1981) | 45.0°F (1975) | 0.00 in (1970) |
| August 8 | 105.1°F (1984) | 46.0°F (2009) | 0.11 in (1989) |
| August 9 | 105.1°F (2002) | 46.9°F (2018) | 0.00 in (1970) |
| August 10 | 102.9°F (1970) | 48.0°F (1973) | 0.00 in (1970) |
| August 11 | 107.1°F (1971) | 48.0°F (1989) | 0.00 in (1970) |
| August 12 | 102.9°F (1998) | 46.9°F (2011) | 0.00 in (1970) |
| August 13 | 100.0°F (1995) | 46.9°F (1973) | 0.05 in (1991) |
| August 14 | 100.9°F (1994) | 46.9°F (2014) | 0.01 in (1976) |
| August 15 | 102.0°F (2019) | 44.1°F (2009) | 0.10 in (1976) |
| August 16 | 100.9°F (1983) | 44.1°F (2016) | 0.00 in (1970) |
| August 17 | 99.0°F (1984) | 44.1°F (2014) | 0.00 in (1970) |
| August 18 | 99.0°F (1984) | 45.0°F (2009) | 0.10 in (1976) |
| August 19 | 100.0°F (1995) | 46.0°F (2018) | 0.25 in (1976) |
| August 20 | 96.1°F (1974) | 45.0°F (2018) | 0.65 in (1997) |
| August 21 | 98.1°F (1974) | 46.9°F (1987) | 0.00 in (1970) |
| August 22 | 100.0°F (1974) | 46.0°F (1973) | 0.12 in (1976) |
| August 23 | 100.0°F (1974) | 42.1°F (1970) | 0.00 in (1970) |
| August 24 | 104.0°F (2010) | 44.1°F (2014) | 0.00 in (1970) |
| August 25 | 107.1°F (1988) | 46.9°F (2018) | 0.00 in (1970) |
| August 26 | 104.0°F (1988) | 48.0°F (1970) | 0.00 in (1970) |
| August 27 | 102.0°F (1981) | 46.9°F (1970) | 0.00 in (1970) |
| August 28 | 104.0°F (2008) | 43.0°F (1970) | 0.00 in (1970) |
| August 29 | 104.0°F (2008) | 44.1°F (2010) | 0.00 in (1970) |
| August 30 | 102.0°F (2007) | 45.0°F (2018) | 0.00 in (1970) |
| August 31 | 99.0°F (1976) | 48.0°F (2008) | 0.11 in (1984) |