Weather on August 15
Downey, CA
55 Years of Data
Avg High
88°F
Avg Low
63°F
Warmest
1983
87°F avg
Coldest
2011
31°F avg
About This Date
August 15th in Downey, CA typically brings warm summer weather, with average highs around 88°F and lows near 63°F — a 25°F daily swing. Over 55 years of records, the warmest August 15th was in 1983 (87°F average), while the coldest was 2011 (31°F) — a 56°F range across recorded history. Rain or other precipitation has occurred on about 5% of August 15th dates historically, with the wettest August 15th recording 0.79" 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 August 15th in Downey, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 81° | 61° | 71° | — | — |
| 2024 | 91° | 64° | 78° | — | — |
| 2023 | 93° | 62° | 78° | — | — |
| 2022 | 92° | 65° | 78° | — | — |
| 2021 | 93° | 64° | 79° | — | — |
| 2020 | 103° | 71° | 87° | — | — |
| 2019 | 94° | 59° | 76° | — | — |
| 2018 | 86° | 64° | 75° | — | — |
| 2017 | 83° | 62° | 72° | — | — |
| 2016 | 95° | 66° | 81° | — | — |
| 2015 | 102° | 70° | 86° | — | — |
| 2014 | 94° | 61° | 77° | — | — |
| 2013 | 89° | 59° | 74° | — | — |
| 2012 | 90° | 65° | 77° | — | — |
| 2011coldest | 93° | -32° | 31° | — | — |
| 2010 | 88° | 53° | 70° | — | — |
| 2009 | 82° | 59° | 71° | — | — |
| 2008 | 90° | 62° | 76° | — | — |
| 2007 | 97° | 68° | 82° | — | — |
| 2006 | 83° | 57° | 70° | — | — |
| 2005 | 79° | 59° | 69° | — | — |
| 2004 | 87° | 65° | 76° | — | — |
| 2003 | 101° | 67° | 84° | — | — |
| 2002 | 86° | 64° | 75° | — | — |
| 2001 | 97° | 61° | 79° | — | — |
| 2000 | 95° | 69° | 82° | — | — |
| 1999 | 86° | 63° | 74° | — | — |
| 1998 | 83° | 72° | 77° | — | — |
| 1997 | 83° | 65° | 74° | — | — |
| 1996 | 88° | 69° | 78° | — | — |
| 1995 | 90° | 61° | 75° | — | — |
| 1994 | 98° | 72° | 85° | — | — |
| 1993 | 80° | 65° | 72° | — | — |
| 1992 | 99° | 73° | 86° | — | — |
| 1991 | 86° | 66° | 76° | — | — |
| 1990 | 78° | 66° | 72° | — | — |
| 1989 | 90° | 64° | 77° | — | — |
| 1988 | 84° | 73° | 79° | — | — |
| 1987 | 80° | 63° | 71° | — | — |
| 1986 | 86° | 62° | 74° | — | — |
| 1985 | 86° | 60° | 73° | — | — |
| 1984 | 90° | 68° | 79° | 0.79" | — |
| 1983warmest | 97° | 78° | 87° | 0.03" | — |
| 1982 | 84° | 57° | 71° | — | — |
| 1981 | 92° | 63° | 77° | — | — |
| 1980 | 89° | 66° | 78° | — | — |
| 1979 | 86° | 60° | 73° | — | — |
| 1978 | 85° | 61° | 73° | — | — |
| 1977 | 94° | 65° | 79° | — | — |
| 1976 | 73° | 66° | 70° | 0.03" | — |
| 1975 | 79° | 62° | 70° | — | — |
| 1974 | 82° | 64° | 73° | — | — |
| 1973 | 81° | 66° | 73° | — | — |
| 1972 | 78° | 59° | 69° | — | — |
| 1971 | 87° | 69° | 78° | — | — |
55 years of data from MONTEBELLO