Weather on September 29
El Cajon, CA
55 Years of Data
Avg High
85°F
Avg Low
60°F
Warmest
1992
82°F avg
Coldest
1971
65°F avg
About This Date
September 29th in El Cajon, CA typically brings warm fall weather, with average highs around 85°F and lows near 60°F — a 25°F daily swing. Over 54 years of records, the warmest September 29th was in 1992 (82°F average), while the coldest was 1971 (65°F) — a 17°F range across recorded history. Rain or other precipitation has occurred on about 6% of September 29th dates historically, with the wettest September 29th recording 0.51" 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 29th in El Cajon, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 82° | 60° | 71° | — | — |
| 2024 | 88° | 54° | 71° | — | — |
| 2023 | 74° | 63° | 68° | — | — |
| 2022 | 86° | 64° | 75° | — | — |
| 2021 | 77° | 60° | 69° | — | — |
| 2020 | 101° | 61° | 81° | — | — |
| 2019 | 72° | 58° | 65° | — | — |
| 2018 | 86° | 62° | 74° | — | — |
| 2017 | 91° | 56° | 73° | — | — |
| 2016 | 92° | 64° | 78° | — | — |
| 2015 | 91° | 62° | 77° | — | — |
| 2014 | 81° | 58° | 69° | — | — |
| 2013 | 88° | 53° | 70° | — | — |
| 2012 | 91° | 60° | 76° | — | — |
| 2011 | 83° | 57° | 70° | — | — |
| 2010 | 92° | 68° | 80° | — | — |
| 2009 | 84° | 62° | 73° | — | — |
| 2008 | 95° | 63° | 79° | — | — |
| 2007 | 73° | 57° | 65° | — | — |
| 2006 | 91° | 55° | 73° | — | — |
| 2005 | 91° | 70° | 80° | — | — |
| 2004 | 74° | 60° | 67° | — | — |
| 2003 | 82° | 61° | 71° | — | — |
| 2002 | 75° | 61° | 68° | 0.51" | — |
| 2001 | 95° | 53° | 74° | — | — |
| 2000 | 78° | 65° | 71° | — | — |
| 1999 | 105° | 55° | 80° | — | — |
| 1998 | 72° | 58° | 65° | — | — |
| 1996 | 87° | 56° | 71° | — | — |
| 1995 | 74° | 59° | 66° | — | — |
| 1994 | 82° | 70° | 76° | — | — |
| 1993 | 93° | 54° | 73° | — | — |
| 1992warmest | 103° | 61° | 82° | — | — |
| 1991 | 86° | 64° | 75° | — | — |
| 1990 | 78° | — | — | — | — |
| 1989 | 85° | 60° | 72° | — | — |
| 1988 | 95° | 54° | 74° | — | — |
| 1987 | 92° | 61° | 76° | — | — |
| 1986 | 79° | 52° | 65° | — | — |
| 1985 | 72° | 63° | 67° | — | — |
| 1984 | 94° | 63° | 78° | — | — |
| 1983 | 76° | 58° | 67° | 0.08" | — |
| 1982 | 76° | 57° | 66° | — | — |
| 1981 | 80° | 62° | 71° | — | — |
| 1980 | 91° | 56° | 73° | — | — |
| 1979 | 79° | 60° | 69° | — | — |
| 1978 | — | 62° | — | — | — |
| 1977 | 80° | 60° | 70° | — | — |
| 1976 | 78° | 63° | 70° | — | — |
| 1975 | 75° | 56° | 65° | — | — |
| 1974 | 84° | 60° | 72° | — | — |
| 1973 | 93° | 52° | 72° | — | — |
| 1972 | 87° | 62° | 75° | — | — |
| 1971coldest | 77° | 54° | 65° | 0.46" | — |
54 years of data from GILLESPIE FLD