Weather on September 22
El Cajon, CA
55 Years of Data
Avg High
86°F
Avg Low
61°F
Warmest
1992
84°F avg
Coldest
1986
57°F avg
About This Date
September 22nd in El Cajon, CA typically brings warm fall weather, with average highs around 86°F and lows near 61°F — a 25°F daily swing. Over 54 years of records, the warmest September 22nd was in 1992 (84°F average), while the coldest was 1986 (57°F) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 4% of September 22nd dates historically, with the wettest September 22nd recording 0.64" of rain. 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 September 22nd in El Cajon, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 89° | 68° | 79° | — | — |
| 2024 | 84° | 59° | 72° | — | — |
| 2023 | 70° | 58° | 64° | — | — |
| 2022 | 89° | 56° | 72° | — | — |
| 2021 | 100° | 68° | 84° | — | — |
| 2020 | 93° | 62° | 78° | — | — |
| 2019 | 89° | 57° | 73° | — | — |
| 2018 | 89° | 62° | 76° | — | — |
| 2017 | 74° | 57° | 65° | — | — |
| 2016 | 75° | 65° | 70° | — | — |
| 2015 | 86° | 69° | 78° | — | — |
| 2014 | 88° | 62° | 75° | — | — |
| 2013 | 76° | 62° | 69° | — | — |
| 2012 | 93° | 67° | 80° | — | — |
| 2011 | 86° | 58° | 72° | — | — |
| 2010 | 79° | 53° | 66° | — | — |
| 2009 | 97° | 61° | 79° | — | — |
| 2008 | 82° | 59° | 71° | — | — |
| 2007 | 73° | 59° | 66° | — | — |
| 2006 | 82° | 63° | 72° | — | — |
| 2005 | 85° | 57° | 71° | — | — |
| 2004 | 90° | 65° | 77° | — | — |
| 2003 | 93° | 58° | 75° | — | — |
| 2002 | 101° | 60° | 80° | — | — |
| 2001 | 89° | 55° | 72° | — | — |
| 2000 | 74° | 65° | 69° | — | — |
| 1999 | 85° | 68° | 76° | 0.05" | — |
| 1998 | 73° | 65° | 69° | — | — |
| 1996 | 78° | 66° | 72° | — | — |
| 1995 | 88° | 58° | 73° | — | — |
| 1994 | 90° | 63° | 76° | — | — |
| 1993 | — | 62° | — | — | — |
| 1992warmest | 99° | 69° | 84° | — | — |
| 1991 | 90° | 66° | 78° | — | — |
| 1990 | 81° | 59° | 70° | — | — |
| 1989 | 92° | 57° | 74° | — | — |
| 1988 | 76° | 53° | 64° | — | — |
| 1987 | 92° | 67° | 79° | 0.64" | — |
| 1986coldest | 65° | 50° | 57° | — | — |
| 1985 | 90° | 56° | 73° | — | — |
| 1984 | 79° | 69° | 74° | — | — |
| 1983 | 79° | 68° | 73° | — | — |
| 1982 | 101° | 57° | 79° | — | — |
| 1981 | 86° | 60° | 73° | — | — |
| 1980 | 82° | 58° | 70° | — | — |
| 1979 | 96° | 63° | 79° | — | — |
| 1978 | 97° | 47° | 72° | — | — |
| 1977 | 80° | 54° | 67° | — | — |
| 1976 | 80° | 65° | 72° | — | — |
| 1975 | 100° | 58° | 79° | — | — |
| 1974 | 99° | 63° | 81° | — | — |
| 1973 | 75° | 57° | 66° | — | — |
| 1972 | 93° | 56° | 74° | — | — |
| 1971 | 81° | 52° | 66° | — | — |
54 years of data from GILLESPIE FLD