Weather on August 9
Chula Vista, CA
55 Years of Data
Avg High
77°F
Avg Low
66°F
Warmest
2018
79°F avg
Coldest
2010
64°F avg
About This Date
August 9th in Chula Vista, CA typically brings pleasant summer weather, with average highs around 77°F and lows near 66°F. Over 55 years of records, the warmest August 9th was in 2018 (79°F average), while the coldest was 2010 (64°F) — a 15°F range across recorded history. Rain or other precipitation has occurred on about 2% of August 9th dates historically. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for August 9th in Chula Vista, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 77° | 67° | 72° | — | — |
| 2024 | 76° | 67° | 71° | — | — |
| 2023 | 77° | 68° | 73° | — | — |
| 2022 | 83° | 69° | 76° | — | — |
| 2021 | 77° | 62° | 70° | — | — |
| 2020 | 76° | 66° | 71° | — | — |
| 2019 | 75° | 64° | 70° | — | — |
| 2018warmest | 87° | 72° | 79° | — | — |
| 2017 | 76° | 68° | 72° | — | — |
| 2016 | 77° | 67° | 72° | — | — |
| 2015 | 75° | 65° | 70° | — | — |
| 2014 | 77° | 67° | 72° | — | — |
| 2013 | 72° | 63° | 67° | — | — |
| 2012 | 78° | 68° | 73° | — | — |
| 2011 | 73° | 61° | 67° | — | — |
| 2010coldest | 71° | 57° | 64° | — | — |
| 2009 | 76° | 65° | 70° | — | — |
| 2008 | 84° | 70° | 77° | — | — |
| 2007 | 73° | 66° | 70° | — | — |
| 2006 | 83° | 64° | 73° | — | — |
| 2005 | 79° | 66° | 72° | — | — |
| 2004 | 75° | — | — | — | — |
| 2003 | 87° | 64° | 76° | — | — |
| 2002 | 76° | 61° | 68° | — | — |
| 2001 | 76° | 66° | 71° | — | — |
| 2000 | 79° | 66° | 72° | — | — |
| 1999 | 73° | 62° | 68° | — | — |
| 1998 | 88° | 63° | 75° | 0.38" | — |
| 1997 | 78° | 67° | 72° | — | — |
| 1996 | 76° | 67° | 71° | — | — |
| 1995 | 79° | 64° | 71° | — | — |
| 1994 | 81° | 65° | 73° | — | — |
| 1993 | 80° | 64° | 72° | — | — |
| 1992 | 81° | 71° | 76° | — | — |
| 1991 | 71° | 60° | 66° | — | — |
| 1990 | 79° | 70° | 74° | — | — |
| 1989 | 77° | 68° | 73° | — | — |
| 1988 | 76° | 62° | 69° | — | — |
| 1987 | 77° | 68° | 73° | — | — |
| 1986 | 77° | 66° | 72° | — | — |
| 1985 | 75° | 64° | 70° | — | — |
| 1984 | 80° | 67° | 73° | — | — |
| 1983 | 82° | 73° | 78° | — | — |
| 1982 | 78° | 65° | 71° | — | — |
| 1981 | 75° | 67° | 71° | — | — |
| 1980 | 77° | 68° | 73° | — | — |
| 1979 | 76° | 67° | 71° | — | — |
| 1978 | 73° | 66° | 70° | — | — |
| 1977 | 72° | 65° | 68° | — | — |
| 1976 | 72° | 65° | 68° | — | — |
| 1975 | 73° | 64° | 69° | — | — |
| 1974 | 71° | 64° | 68° | — | — |
| 1973 | 70° | 62° | 66° | — | — |
| 1972 | 73° | 67° | 70° | — | — |
| 1971 | 79° | 68° | 73° | — | — |
55 years of data from CHULA VISTA