Weather on June 20
El Cajon, CA
55 Years of Data
Avg High
83°F
Avg Low
59°F
Warmest
2016
88°F avg
Coldest
1975
62°F avg
About This Date
June 20th in El Cajon, CA typically brings warm summer weather, with average highs around 83°F and lows near 59°F. Over 54 years of records, the warmest June 20th was in 2016 (88°F average), while the coldest was 1975 (62°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 2% of June 20th dates historically, with the wettest June 20th recording 0.58" of rain. The last decade has been 2.7°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.7°F warmer on this date compared to 20-30 years ago.
Planning for June 20th in El Cajon, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 75° | 61° | 68° | — | — |
| 2024 | 81° | 59° | 70° | — | — |
| 2023 | 81° | 56° | 68° | — | — |
| 2022 | 90° | 56° | 73° | — | — |
| 2021 | 83° | 62° | 72° | — | — |
| 2020 | 76° | 64° | 70° | — | — |
| 2019 | 74° | 63° | 68° | — | — |
| 2018 | 82° | 60° | 71° | — | — |
| 2017 | 98° | 65° | 81° | — | — |
| 2016warmest | 107° | 69° | 88° | — | — |
| 2015 | 86° | 62° | 74° | — | — |
| 2014 | 84° | 59° | 72° | — | — |
| 2013 | 81° | 60° | 70° | — | — |
| 2012 | 79° | 57° | 68° | — | — |
| 2011 | 81° | 58° | 69° | — | — |
| 2010 | 81° | 54° | 67° | — | — |
| 2009 | 73° | 61° | 67° | — | — |
| 2008 | 81° | 62° | 71° | — | — |
| 2007 | 94° | 56° | 75° | — | — |
| 2006 | 87° | 63° | 75° | — | — |
| 2005 | 90° | 53° | 71° | — | — |
| 2004 | 79° | 60° | 69° | — | — |
| 2003 | 71° | 58° | 64° | — | — |
| 2002 | 74° | — | — | — | — |
| 2001 | 91° | 58° | 74° | — | — |
| 2000 | 84° | 63° | 73° | — | — |
| 1999 | 83° | 58° | 70° | — | — |
| 1998 | 86° | 57° | 72° | — | — |
| 1997 | 83° | 62° | 72° | — | — |
| 1996 | 76° | 58° | 67° | — | — |
| 1995 | 80° | 56° | 68° | — | — |
| 1994 | 82° | 59° | 71° | — | — |
| 1993 | 88° | 65° | 76° | — | — |
| 1991 | 74° | 57° | 65° | — | — |
| 1990 | 84° | 57° | 71° | — | — |
| 1989 | 94° | 66° | 80° | — | — |
| 1988 | 76° | 60° | 68° | — | — |
| 1987 | 74° | 59° | 66° | — | — |
| 1986 | 80° | 60° | 70° | — | — |
| 1985 | 78° | 60° | 69° | — | — |
| 1984 | 81° | 59° | 70° | — | — |
| 1983 | 81° | 58° | 69° | — | — |
| 1982 | 67° | 61° | 64° | — | — |
| 1981 | 89° | 66° | 78° | — | — |
| 1980 | 87° | 55° | 71° | — | — |
| 1979 | 80° | 58° | 69° | — | — |
| 1978 | 96° | 56° | 76° | — | — |
| 1977 | 78° | 60° | 69° | — | — |
| 1976 | 91° | 58° | 74° | — | — |
| 1975coldest | 72° | 52° | 62° | — | — |
| 1974 | 88° | 53° | 70° | — | — |
| 1973 | 105° | 61° | 83° | — | — |
| 1972 | 79° | 63° | 71° | 0.58" | — |
| 1971 | 97° | 56° | 76° | — | — |
54 years of data from GILLESPIE FLD