Weather on June 21
Downey, CA
55 Years of Data
Avg High
83°F
Avg Low
60°F
Warmest
2008
86°F avg
Coldest
2003
59°F avg
About This Date
June 21st in Downey, CA typically brings warm summer weather, with average highs around 83°F and lows near 60°F. Over 55 years of records, the warmest June 21st was in 2008 (86°F average), while the coldest was 2003 (59°F) — a 27°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 June 21st in Downey, CA? Stay hydrated and seek shade during peak afternoon hours.
Cooling Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 73° | 58° | 65° | — | — |
| 2024 | 87° | 56° | 71° | — | — |
| 2023 | 85° | 54° | 69° | — | — |
| 2022 | 87° | 64° | 76° | — | — |
| 2021 | 85° | 56° | 70° | — | — |
| 2020 | 81° | 59° | 70° | — | — |
| 2019 | 68° | 57° | 63° | — | — |
| 2018 | 81° | 60° | 70° | — | — |
| 2017 | 89° | 60° | 75° | — | — |
| 2016 | 77° | 68° | 73° | — | — |
| 2015 | 82° | 59° | 71° | — | — |
| 2014 | 85° | 58° | 71° | — | — |
| 2013 | 82° | 57° | 70° | — | — |
| 2012 | 81° | 57° | 69° | — | — |
| 2011 | 92° | 57° | 74° | — | — |
| 2010 | 85° | 42° | 63° | — | — |
| 2009 | 79° | 56° | 67° | — | — |
| 2008warmest | 101° | 71° | 86° | — | — |
| 2007 | 90° | 58° | 74° | — | — |
| 2006 | 86° | 57° | 72° | — | — |
| 2005 | 93° | 58° | 75° | — | — |
| 2004 | 79° | 62° | 70° | — | — |
| 2003coldest | 63° | 55° | 59° | — | — |
| 2002 | 72° | 56° | 64° | — | — |
| 2001 | 90° | 63° | 76° | — | — |
| 2000 | 84° | 57° | 71° | — | — |
| 1999 | 75° | 54° | 64° | — | — |
| 1998 | 82° | 61° | 71° | — | — |
| 1997 | 82° | 64° | 73° | — | — |
| 1996 | 86° | 61° | 73° | — | — |
| 1995 | 81° | 60° | 70° | — | — |
| 1994 | 87° | 62° | 75° | — | — |
| 1993 | 86° | 62° | 74° | — | — |
| 1992 | 86° | 60° | 73° | — | — |
| 1991 | 72° | 61° | 66° | — | — |
| 1990 | 82° | 66° | 74° | — | — |
| 1989 | 94° | 63° | 78° | — | — |
| 1988 | 84° | 54° | 69° | — | — |
| 1987 | 78° | 60° | 69° | — | — |
| 1986 | 86° | 62° | 74° | — | — |
| 1985 | 80° | 62° | 71° | — | — |
| 1984 | 84° | 64° | 74° | — | — |
| 1983 | 80° | 64° | 72° | — | — |
| 1982 | 72° | 58° | 65° | — | — |
| 1981 | 92° | 63° | 77° | — | — |
| 1980 | 85° | 59° | 72° | — | — |
| 1979 | 89° | 59° | 74° | — | — |
| 1978 | 89° | 62° | 76° | — | — |
| 1977 | 72° | 62° | 67° | — | — |
| 1976 | 82° | 60° | 71° | — | — |
| 1975 | 78° | 56° | 67° | — | — |
| 1974 | 85° | 59° | 72° | — | — |
| 1973 | 98° | 64° | 81° | — | — |
| 1972 | 77° | 64° | 71° | — | — |
| 1971 | 80° | 61° | 70° | — | — |
55 years of data from MONTEBELLO