August weather in Chula Vista, CA
The average temperature in Chula Vista in August is 71.8°F (63.0°F–80.6°F). Average precipitation: 0.01 inches.
August is a summer month in Chula Vista, and is warmer than the annual average of 62.6°F. Daily temperatures swing about 17.6°F between overnight low and afternoon high. Expect about 1 days with precipitation. Daylight averages about 13h 12m. For travel, August is a comfortable month to visit.
Avg High
80.6°F
Avg Low
63.0°F
Precipitation
0.01 in
Daylight
13h 12m
August records in Chula Vista
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 104.0°F (1997) | -22.0°F (1997) | 0.01 in (1998) |
| August 2 | 90.0°F (1997) | 57.9°F (2010) | 0.04 in (2000) |
| August 3 | 87.1°F (2009) | 57.0°F (1999) | 0.00 in (1998) |
| August 4 | 88.0°F (1997) | 57.0°F (2011) | 0.01 in (1998) |
| August 5 | 93.9°F (1997) | 59.0°F (2004) | 0.00 in (1998) |
| August 6 | 99.0°F (1997) | 54.0°F (2004) | 0.00 in (1998) |
| August 7 | 91.0°F (2018) | 55.9°F (2010) | 0.01 in (1998) |
| August 8 | 93.0°F (2018) | 53.1°F (2002) | 0.00 in (1998) |
| August 9 | 95.0°F (1998) | 53.1°F (2010) | 0.09 in (1998) |
| August 10 | 91.0°F (2018) | 57.0°F (2013) | 0.02 in (1998) |
| August 11 | 90.0°F (1998) | 54.0°F (2013) | 0.00 in (1998) |
| August 12 | 91.0°F (1998) | 55.9°F (1999) | 0.01 in (2000) |
| August 13 | 95.0°F (1998) | 57.0°F (1997) | 0.00 in (1998) |
| August 14 | 91.0°F (2020) | 57.9°F (1999) | 0.00 in (1998) |
| August 15 | 95.0°F (2016) | 1.0°F (2000) | 0.00 in (1998) |
| August 16 | 93.0°F (2015) | 55.9°F (2009) | 0.01 in (1999) |
| August 17 | 91.0°F (2016) | 59.0°F (2004) | 0.00 in (1998) |
| August 18 | 91.0°F (2010) | 57.9°F (1999) | 0.00 in (1998) |
| August 19 | 90.0°F (1997) | 57.0°F (2005) | 0.01 in (2000) |
| August 20 | 91.0°F (2024) | 57.9°F (1998) | 1.41 in (2023) |
| August 21 | 95.0°F (2020) | 57.0°F (2019) | 0.02 in (2023) |
| August 22 | 91.9°F (2020) | 59.0°F (1999) | 0.01 in (1998) |
| August 23 | 97.0°F (2025) | 55.0°F (2002) | 0.02 in (2012) |
| August 24 | 88.0°F (2010) | 55.0°F (2002) | 0.02 in (2012) |
| August 25 | 91.0°F (2005) | 54.0°F (2002) | 0.01 in (1998) |
| August 26 | 91.9°F (2009) | 55.9°F (2024) | 0.00 in (1998) |
| August 27 | 102.0°F (2009) | 57.9°F (2006) | 0.00 in (1998) |
| August 28 | 98.1°F (2009) | 54.0°F (2010) | 0.16 in (2025) |
| August 29 | 98.1°F (1998) | 57.0°F (2010) | 0.04 in (2000) |
| August 30 | 96.1°F (1998) | 55.0°F (2010) | 0.01 in (2000) |
| August 31 | 95.0°F (1998) | 52.0°F (2010) | 0.00 in (1998) |