Weather on August 23
El Cajon, CA
55 Years of Data
Avg High
88°F
Avg Low
63°F
Warmest
2020
84°F avg
Coldest
1983
69°F avg
About This Date
August 23rd in El Cajon, CA typically brings warm summer weather, with average highs around 88°F and lows near 63°F — a 25°F daily swing. Over 55 years of records, the warmest August 23rd was in 2020 (84°F average), while the coldest was 1983 (69°F) — a 15°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 23rd in El Cajon, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 96° | 68° | 82° | — | — |
| 2024 | 83° | 65° | 74° | — | — |
| 2023 | 87° | 64° | 76° | — | — |
| 2022 | 87° | 66° | 77° | — | — |
| 2021 | 84° | 67° | 75° | — | — |
| 2020warmest | 95° | 73° | 84° | — | — |
| 2019 | 84° | 63° | 73° | — | — |
| 2018 | 87° | 70° | 78° | — | — |
| 2017 | 75° | 69° | 72° | — | — |
| 2016 | 87° | 61° | 74° | — | — |
| 2015 | 89° | 66° | 78° | — | — |
| 2014 | 89° | 60° | 75° | — | — |
| 2013 | 92° | 65° | 78° | — | — |
| 2012 | 83° | 68° | 75° | — | — |
| 2011 | 91° | 63° | 77° | — | — |
| 2010 | 98° | 65° | 81° | — | — |
| 2009 | 87° | 63° | 75° | — | — |
| 2008 | 91° | 65° | 78° | — | — |
| 2007 | 76° | 63° | 69° | — | — |
| 2006 | 97° | 64° | 80° | — | — |
| 2005 | 79° | 61° | 70° | — | — |
| 2004 | 83° | 62° | 72° | — | — |
| 2003 | 92° | 66° | 79° | — | — |
| 2002 | 91° | 58° | 74° | — | — |
| 2001 | 82° | 61° | 71° | — | — |
| 2000 | 90° | 64° | 77° | — | — |
| 1999 | 91° | 61° | 76° | — | — |
| 1998 | 91° | 69° | 80° | — | — |
| 1997 | 94° | 67° | 80° | — | — |
| 1996 | 97° | 65° | 81° | — | — |
| 1995 | 89° | 66° | 78° | — | — |
| 1994 | 87° | 63° | 75° | — | — |
| 1993 | 86° | 59° | 73° | — | — |
| 1992 | 89° | 61° | 75° | — | — |
| 1991 | 94° | 63° | 78° | — | — |
| 1990 | 83° | 65° | 74° | — | — |
| 1989 | 81° | 57° | 69° | — | — |
| 1988 | 86° | 65° | 75° | — | — |
| 1987 | 82° | 56° | 69° | — | — |
| 1986 | 88° | 61° | 74° | — | — |
| 1985 | 98° | 59° | 79° | — | — |
| 1984 | 89° | 70° | 79° | — | — |
| 1983coldest | 85° | 54° | 69° | — | — |
| 1982 | 78° | 68° | 73° | — | — |
| 1981 | 90° | 64° | 77° | — | — |
| 1980 | 89° | 63° | 76° | — | — |
| 1979 | 95° | 61° | 78° | — | — |
| 1978 | 84° | 59° | 72° | — | — |
| 1977 | 82° | 63° | 72° | — | — |
| 1976 | 90° | 58° | 74° | — | — |
| 1975 | 96° | 55° | 76° | — | — |
| 1974 | 88° | 61° | 74° | — | — |
| 1973 | 88° | 57° | 72° | — | — |
| 1972 | 97° | 62° | 79° | — | — |
| 1971 | 83° | 62° | 72° | — | — |
55 years of data from GILLESPIE FLD