August weather in Seal Beach, CA
The average temperature in Seal Beach in August is 74.3°F (65.5°F–83.2°F). Average precipitation: 0.01 inches.
August is a summer month in Seal Beach, and is warmer than the annual average of 64.9°F. Daily temperatures swing about 17.7°F between overnight low and afternoon high. Expect about 0 days with precipitation. Daylight averages about 13h 15m. For travel, August is a comfortable month to visit.
Avg High
83.2°F
Avg Low
65.5°F
Precipitation
0.01 in
Daylight
13h 15m
August records in Seal Beach
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 100.0°F (1959) | 57.0°F (1962) | 0.00 in (1949) |
| August 2 | 99.0°F (1997) | 55.9°F (2012) | 0.00 in (1949) |
| August 3 | 95.0°F (1998) | 55.9°F (1950) | 0.07 in (2014) |
| August 4 | 100.0°F (1971) | 55.9°F (1953) | 0.18 in (1961) |
| August 5 | 100.0°F (1997) | 55.0°F (1950) | 0.00 in (1949) |
| August 6 | 102.9°F (1983) | 55.0°F (1950) | 0.10 in (1983) |
| August 7 | 100.0°F (1983) | 54.0°F (1951) | 0.00 in (1949) |
| August 8 | 97.0°F (1971) | 52.0°F (1950) | 0.00 in (1949) |
| August 9 | 100.9°F (1998) | 57.9°F (1949) | 0.00 in (1949) |
| August 10 | 97.0°F (1994) | 55.9°F (1962) | 0.00 in (1949) |
| August 11 | 97.0°F (1994) | 51.1°F (1950) | 0.01 in (1961) |
| August 12 | 102.0°F (1994) | 54.0°F (1949) | 0.22 in (1972) |
| August 13 | 100.0°F (1994) | 54.0°F (1949) | 0.00 in (1949) |
| August 14 | 96.1°F (2020) | 57.9°F (1949) | 0.05 in (1987) |
| August 15 | 99.0°F (2015) | 57.0°F (1949) | 0.12 in (1983) |
| August 16 | 96.1°F (2015) | 55.0°F (1949) | 0.20 in (1977) |
| August 17 | 99.0°F (1967) | 55.0°F (1949) | 1.75 in (1977) |
| August 18 | 100.0°F (2020) | 54.0°F (1949) | 0.33 in (1983) |
| August 19 | 99.0°F (1986) | 55.9°F (1953) | 0.02 in (1983) |
| August 20 | 97.0°F (1986) | 57.9°F (1951) | 2.27 in (2023) |
| August 21 | 100.9°F (1982) | 57.0°F (1959) | 0.36 in (2023) |
| August 22 | 98.1°F (1972) | 57.0°F (1968) | 0.00 in (1949) |
| August 23 | 102.0°F (1968) | 57.0°F (1968) | 0.00 in (1949) |
| August 24 | 95.0°F (2010) | 54.0°F (1949) | 0.02 in (1988) |
| August 25 | 102.9°F (1981) | 55.9°F (1978) | 0.00 in (1949) |
| August 26 | 100.0°F (1981) | 55.0°F (1955) | 0.00 in (1949) |
| August 27 | 102.9°F (2009) | 53.1°F (1953) | 0.00 in (1949) |
| August 28 | 97.0°F (2023) | 55.0°F (1955) | 0.09 in (1951) |
| August 29 | 102.9°F (1998) | 54.0°F (1955) | 0.04 in (1951) |
| August 30 | 105.1°F (1967) | 57.0°F (1949) | 0.06 in (2007) |
| August 31 | 104.0°F (1967) | 57.0°F (1951) | 0.00 in (1949) |