Weather on December 15
Downey, CA
55 Years of Data
Avg High
69°F
Avg Low
48°F
Warmest
2013
71°F avg
Coldest
2008
46°F avg
About This Date
December 15th in Downey, CA typically brings mild winter weather, with average highs around 69°F and lows near 48°F. Over 55 years of records, the warmest December 15th was in 2013 (71°F average), while the coldest was 2008 (46°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 4% of December 15th dates historically, with the wettest December 15th recording 1.6" 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 December 15th in Downey, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 70° | 53° | 61° | — | — |
| 2024 | 67° | 49° | 58° | — | — |
| 2023 | 78° | 59° | 69° | — | — |
| 2022 | 61° | 48° | 54° | — | — |
| 2021 | 57° | 40° | 48° | — | — |
| 2020 | 70° | 53° | 61° | — | — |
| 2019 | 64° | 49° | 56° | — | — |
| 2018 | 74° | 58° | 66° | — | — |
| 2017 | 81° | 61° | 71° | — | — |
| 2016 | 64° | 53° | 59° | 0.76" | — |
| 2015 | 59° | 43° | 51° | — | — |
| 2014 | 69° | 51° | 60° | — | — |
| 2013warmest | 83° | 60° | 71° | — | — |
| 2012 | 61° | 42° | 51° | — | — |
| 2011 | 60° | 45° | 52° | — | — |
| 2010 | 58° | 49° | 53° | — | — |
| 2009 | 72° | 48° | 60° | — | — |
| 2008coldest | 51° | 41° | 46° | — | — |
| 2007 | 70° | 49° | 59° | — | — |
| 2006 | 66° | 52° | 59° | — | — |
| 2005 | 64° | 48° | 56° | — | — |
| 2004 | 79° | 61° | 70° | — | — |
| 2003 | 67° | 42° | 54° | — | — |
| 2002 | 66° | 52° | 59° | — | — |
| 2001 | 61° | 42° | 51° | — | — |
| 2000 | 66° | 48° | 57° | — | — |
| 1999 | 75° | 44° | 60° | — | — |
| 1998 | 82° | 47° | 64° | — | — |
| 1997 | 68° | 52° | 60° | — | — |
| 1996 | 81° | 60° | 70° | — | — |
| 1995 | 71° | 52° | 61° | — | — |
| 1994 | 67° | 46° | 56° | — | — |
| 1993 | 68° | 42° | 55° | — | — |
| 1992 | 62° | 46° | 54° | — | — |
| 1991 | 80° | 52° | 66° | — | — |
| 1990 | 62° | 42° | 52° | — | — |
| 1989 | 68° | 46° | 57° | — | — |
| 1988 | 69° | 50° | 60° | 1.6" | — |
| 1987 | 56° | 40° | 48° | — | — |
| 1986 | 68° | 48° | 58° | — | — |
| 1985 | 76° | 48° | 62° | — | — |
| 1984 | 60° | 44° | 52° | — | — |
| 1983 | 71° | 50° | 61° | — | — |
| 1982 | 72° | 52° | 62° | — | — |
| 1981 | 75° | 48° | 62° | — | — |
| 1980 | 82° | 45° | 63° | — | — |
| 1979 | 78° | 53° | 66° | — | — |
| 1978 | 64° | 41° | 53° | — | — |
| 1977 | 66° | 52° | 59° | — | — |
| 1976 | 83° | 43° | 63° | — | — |
| 1975 | 75° | 37° | 56° | — | — |
| 1974 | 74° | 42° | 58° | — | — |
| 1973 | 77° | 43° | 60° | — | — |
| 1972 | 65° | 36° | 50° | — | — |
| 1971 | 64° | 42° | 53° | — | — |
55 years of data from MONTEBELLO