August weather in San Diego, TX
The average temperature in San Diego in August is 86.8°F (76.2°F–97.4°F). Average precipitation: 2.62 inches.
August is a summer month in San Diego, and is warmer than the annual average of 74°F. Daily temperatures swing about 21.2°F between overnight low and afternoon high. Expect about 4 days with precipitation. Daylight averages about 12h 59m. For travel, August is hot.
Avg High
97.4°F
Avg Low
76.2°F
Precipitation
2.62 in
Daylight
12h 59m
August records in San Diego
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 105.1°F (1940) | 64.9°F (1936) | 1.50 in (2002) |
| August 2 | 105.1°F (1932) | 69.1°F (1918) | 1.25 in (1989) |
| August 3 | 106.0°F (1940) | 66.9°F (1974) | 1.75 in (1971) |
| August 4 | 106.0°F (1914) | 66.9°F (1894) | 3.48 in (1970) |
| August 5 | 106.0°F (1932) | 68.0°F (1894) | 1.63 in (1975) |
| August 6 | 106.0°F (1962) | 43.0°F (1982) | 1.68 in (1975) |
| August 7 | 105.1°F (1962) | 69.1°F (1936) | 0.86 in (1941) |
| August 8 | 109.9°F (1956) | 69.1°F (1919) | 5.85 in (1928) |
| August 9 | 108.0°F (1962) | 69.1°F (1975) | 3.40 in (1923) |
| August 10 | 106.0°F (1962) | 66.9°F (1974) | 7.05 in (1980) |
| August 11 | 105.1°F (1962) | 68.0°F (1976) | 6.66 in (1980) |
| August 12 | 105.1°F (1962) | 66.9°F (1931) | 1.84 in (1960) |
| August 13 | 105.1°F (1962) | 64.0°F (1967) | 2.32 in (1926) |
| August 14 | 108.0°F (1962) | 64.0°F (1931) | 1.04 in (1984) |
| August 15 | 108.0°F (1962) | 61.0°F (1967) | 0.76 in (1998) |
| August 16 | 105.1°F (1939) | 64.9°F (1931) | 1.68 in (1992) |
| August 17 | 107.1°F (1943) | 66.0°F (1931) | 1.10 in (1988) |
| August 18 | 106.0°F (1969) | 64.9°F (1931) | 1.00 in (2008) |
| August 19 | 105.1°F (1915) | 68.0°F (1992) | 3.00 in (1916) |
| August 20 | 105.1°F (1917) | 66.9°F (1996) | 1.12 in (1972) |
| August 21 | 104.0°F (1941) | 64.9°F (1940) | 2.10 in (1969) |
| August 22 | 105.1°F (1917) | 21.9°F (1984) | 0.70 in (1944) |
| August 23 | 107.1°F (1917) | 64.0°F (1940) | 1.41 in (1953) |
| August 24 | 106.0°F (1958) | 64.9°F (1927) | 5.45 in (1999) |
| August 25 | 106.0°F (1924) | 66.0°F (1927) | 1.13 in (1953) |
| August 26 | 104.0°F (1924) | 62.1°F (1926) | 2.00 in (1959) |
| August 27 | 105.1°F (1940) | 64.0°F (1926) | 2.51 in (1953) |
| August 28 | 109.0°F (1940) | 66.0°F (1930) | 1.60 in (1944) |
| August 29 | 105.1°F (1940) | 64.0°F (1958) | 3.43 in (1938) |
| August 30 | 104.0°F (2005) | 66.9°F (1958) | 4.75 in (1942) |
| August 31 | 104.0°F (1927) | 63.0°F (1939) | 7.30 in (2001) |