Weather on August 12
El Cajon, CA
55 Years of Data
Avg High
89°F
Avg Low
65°F
Warmest
1994
88°F avg
Coldest
1985
70°F avg
About This Date
August 12th in El Cajon, CA typically brings warm summer weather, with average highs around 89°F and lows near 65°F. Over 55 years of records, the warmest August 12th was in 1994 (88°F average), while the coldest was 1985 (70°F) — a 18°F range across recorded history. This date has historically been dry, with little recorded precipitation. 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 12th in El Cajon, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 82° | 62° | 72° | — | — |
| 2024 | 90° | 70° | 80° | — | — |
| 2023 | 84° | 65° | 74° | — | — |
| 2022 | 94° | 67° | 80° | — | — |
| 2021 | 96° | 72° | 84° | — | — |
| 2020 | 92° | 63° | 77° | — | — |
| 2019 | 84° | 61° | 72° | — | — |
| 2018 | 90° | 72° | 81° | — | — |
| 2017 | 88° | 67° | 77° | — | — |
| 2016 | 88° | 66° | 77° | — | — |
| 2015 | 91° | 61° | 76° | — | — |
| 2014 | 89° | 70° | 79° | — | — |
| 2013 | 83° | 61° | 72° | — | — |
| 2012 | 97° | 69° | 83° | — | — |
| 2011 | 80° | 62° | 71° | — | — |
| 2010 | 86° | 57° | 72° | — | — |
| 2009 | 88° | 63° | 75° | — | — |
| 2008 | 90° | 63° | 76° | — | — |
| 2007 | 81° | 63° | 72° | — | — |
| 2006 | 90° | 68° | 79° | — | — |
| 2005 | 81° | — | — | — | — |
| 2004 | 91° | 65° | 78° | — | — |
| 2003 | 100° | 69° | 85° | — | — |
| 2002 | 80° | 63° | 71° | — | — |
| 2001 | 85° | 64° | 74° | — | — |
| 2000 | 100° | 65° | 82° | — | — |
| 1999 | 87° | 57° | 72° | — | — |
| 1998 | 93° | 72° | 82° | — | — |
| 1997 | 84° | 64° | 74° | — | — |
| 1996 | 98° | 66° | 82° | — | — |
| 1995 | 94° | 62° | 78° | — | — |
| 1994warmest | 101° | 75° | 88° | — | — |
| 1993 | 82° | 61° | 71° | — | — |
| 1992 | 94° | 68° | 81° | — | — |
| 1991 | 98° | 63° | 80° | — | — |
| 1990 | 94° | 68° | 81° | — | — |
| 1989 | 91° | 67° | 79° | — | — |
| 1988 | 80° | 64° | 72° | — | — |
| 1987 | 85° | 65° | 75° | — | — |
| 1986 | 87° | 63° | 75° | — | — |
| 1985coldest | 79° | 62° | 70° | — | — |
| 1984 | 90° | 64° | 77° | — | — |
| 1983 | 95° | 63° | 79° | — | — |
| 1982 | 83° | 62° | 72° | — | — |
| 1981 | 84° | 65° | 74° | — | — |
| 1980 | 89° | 67° | 78° | — | — |
| 1979 | 96° | 63° | 79° | — | — |
| 1978 | 87° | 66° | 77° | — | — |
| 1977 | 87° | 62° | 75° | — | — |
| 1976 | 90° | 54° | 72° | — | — |
| 1975 | 82° | 63° | 72° | — | — |
| 1974 | 81° | 66° | 73° | — | — |
| 1973 | 86° | 61° | 73° | — | — |
| 1972 | 87° | 69° | 78° | — | — |
| 1971 | 90° | 67° | 78° | — | — |
55 years of data from GILLESPIE FLD