Weather on November 21
El Cajon, CA
55 Years of Data
Avg High
73°F
Avg Low
46°F
Warmest
2002
71°F avg
Coldest
1979
49°F avg
About This Date
November 21st in El Cajon, CA typically brings pleasant fall weather, with average highs around 73°F and lows near 46°F — a 27°F daily swing. Over 55 years of records, the warmest November 21st was in 2002 (71°F average), while the coldest was 1979 (49°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 25% of November 21st dates historically, with the wettest November 21st recording 2.92" of rain. The last decade has been 1.2°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.2°F cooler on this date compared to 20-30 years ago.
Planning for November 21st in El Cajon, CA? Great weather for outdoor activities.
Warming Trend
1.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 67° | 53° | 60° | 0.38" | — |
| 2024 | 81° | 38° | 59° | — | — |
| 2023 | 81° | 44° | 62° | — | — |
| 2022 | 77° | 38° | 57° | — | — |
| 2021 | 87° | 48° | 68° | — | — |
| 2020 | 79° | 49° | 64° | — | — |
| 2019 | 66° | 53° | 60° | 1.88" | — |
| 2018 | 74° | 46° | 60° | — | — |
| 2017 | 90° | 49° | 69° | — | — |
| 2016 | 64° | 56° | 60° | 0.97" | — |
| 2015 | 91° | 46° | 69° | — | — |
| 2014 | 70° | 57° | 63° | 0.43" | — |
| 2013 | 63° | 58° | 60° | 0.56" | — |
| 2012 | 69° | 45° | 57° | — | — |
| 2011 | 63° | 48° | 55° | 2.39" | — |
| 2010 | 59° | 50° | 55° | 2.29" | — |
| 2009 | 70° | 48° | 59° | — | — |
| 2008 | 85° | 49° | 67° | — | — |
| 2007 | 71° | 52° | 61° | — | — |
| 2006 | 90° | 48° | 69° | — | — |
| 2005 | 83° | 60° | 71° | — | — |
| 2004 | — | 43° | — | 0.38" | — |
| 2003 | 67° | 53° | 60° | — | — |
| 2002warmest | 92° | 51° | 71° | — | — |
| 2001 | 71° | 46° | 59° | — | — |
| 2000 | 78° | 46° | 62° | — | — |
| 1999 | 70° | 47° | 58° | — | — |
| 1998 | 81° | 39° | 60° | — | — |
| 1997 | 77° | 48° | 63° | — | — |
| 1996 | 74° | 54° | 64° | — | — |
| 1995 | 82° | 45° | 63° | — | — |
| 1994 | 65° | 35° | 50° | — | — |
| 1993 | 73° | 40° | 56° | — | — |
| 1992 | 69° | 37° | 53° | — | — |
| 1991 | 80° | 46° | 63° | — | — |
| 1990 | 65° | 45° | 55° | — | — |
| 1989 | 77° | 49° | 63° | — | — |
| 1988 | 75° | 35° | 55° | — | — |
| 1987 | 69° | 48° | 59° | 0.03" | — |
| 1986 | 60° | 59° | 60° | — | — |
| 1985 | 67° | 44° | 55° | — | — |
| 1984 | 54° | 48° | 51° | 0.66" | — |
| 1983 | 61° | 44° | 52° | 2.92" | — |
| 1982 | 67° | 40° | 53° | — | — |
| 1981 | 80° | 38° | 59° | — | — |
| 1980 | 79° | 38° | 58° | — | — |
| 1979coldest | 70° | 29° | 49° | — | — |
| 1978 | 64° | 52° | 58° | 0.1" | — |
| 1977 | 69° | 41° | 55° | — | — |
| 1976 | 75° | 45° | 60° | — | — |
| 1975 | 73° | 34° | 53° | — | — |
| 1974 | 68° | 53° | 61° | 0.03" | — |
| 1973 | 61° | 45° | 53° | 0.03" | — |
| 1972 | 69° | 36° | 52° | — | — |
| 1971 | 68° | 36° | 52° | — | — |
55 years of data from GILLESPIE FLD