Weather on August 15
Vista, CA
55 Years of Data
Avg High
79°F
Avg Low
64°F
Warmest
1992
83°F avg
Coldest
2010
64°F avg
About This Date
August 15th in Vista, CA typically brings pleasant summer weather, with average highs around 79°F and lows near 64°F. Over 55 years of records, the warmest August 15th was in 1992 (83°F average), while the coldest was 2010 (64°F) — a 19°F range across recorded history. Rain or other precipitation has occurred on about 4% of August 15th 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 15th in Vista, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 70° | 65° | 67° | — | — |
| 2024 | 76° | 66° | 71° | — | — |
| 2023 | 75° | 67° | 71° | — | — |
| 2022 | 76° | 69° | 72° | — | — |
| 2021 | 75° | 66° | 71° | — | — |
| 2020 | 83° | 70° | 76° | — | — |
| 2019 | 74° | 64° | 69° | — | — |
| 2018 | 77° | 70° | 73° | — | — |
| 2017 | 68° | 64° | 66° | — | — |
| 2016 | 81° | 69° | 75° | — | — |
| 2015 | 84° | 69° | 77° | — | — |
| 2014 | 79° | 66° | 72° | — | — |
| 2013 | 71° | 64° | 68° | — | — |
| 2012 | 78° | 67° | 72° | — | — |
| 2011 | 72° | 63° | 67° | — | — |
| 2010coldest | 69° | 59° | 64° | — | — |
| 2009 | 73° | 64° | 69° | — | — |
| 2008 | 76° | 69° | 72° | — | — |
| 2007 | 80° | 69° | 75° | — | — |
| 2006 | 74° | 66° | 70° | — | — |
| 2005 | 72° | 65° | 68° | — | — |
| 2004 | 72° | 64° | 68° | — | — |
| 2003 | 84° | 69° | 77° | — | — |
| 2002 | 72° | 64° | 68° | — | — |
| 2001 | 75° | 66° | 71° | — | — |
| 2000 | 78° | 65° | 71° | — | — |
| 1999 | 70° | 61° | 65° | — | — |
| 1998 | 75° | 66° | 71° | — | — |
| 1997 | 77° | 66° | 72° | — | — |
| 1996 | 93° | 70° | 81° | — | — |
| 1995 | 84° | 61° | 72° | — | — |
| 1994 | 94° | 69° | 81° | — | — |
| 1993 | 79° | 62° | 70° | — | — |
| 1992warmest | 95° | 71° | 83° | — | — |
| 1991 | 83° | 63° | 73° | — | — |
| 1990 | 74° | 64° | 69° | 0.23" | — |
| 1989 | 80° | 63° | 71° | — | — |
| 1988 | 80° | 56° | 68° | — | — |
| 1987 | 75° | 61° | 68° | — | — |
| 1986 | 81° | 61° | 71° | — | — |
| 1985 | 83° | 58° | 70° | — | — |
| 1984 | 87° | 69° | 78° | 0.13" | — |
| 1983 | 90° | 69° | 79° | — | — |
| 1982 | 79° | 61° | 70° | — | — |
| 1981 | 86° | 65° | 75° | — | — |
| 1980 | 78° | 65° | 71° | — | — |
| 1979 | 81° | 64° | 72° | — | — |
| 1978 | 81° | 60° | 70° | — | — |
| 1977 | 90° | 60° | 75° | — | — |
| 1976 | 75° | 58° | 66° | — | — |
| 1975 | 75° | 58° | 66° | — | — |
| 1974 | 78° | 58° | 68° | — | — |
| 1973 | 80° | 61° | 70° | — | — |
| 1972 | 79° | 61° | 70° | — | — |
| 1971 | — | 65° | — | — | — |
55 years of data from CARLSBAD MCCLELLAN PALOMAR AP