Weather on December 19
Downey, CA
55 Years of Data
Avg High
68°F
Avg Low
48°F
Warmest
1985
72°F avg
Coldest
1978
48°F avg
About This Date
December 19th in Downey, CA typically brings mild winter weather, with average highs around 68°F and lows near 48°F. Over 55 years of records, the warmest December 19th was in 1985 (72°F average), while the coldest was 1978 (48°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 9% of December 19th dates historically, with the wettest December 19th recording 3.66" 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 19th in Downey, CA? Great weather for outdoor activities.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 77° | 53° | 65° | — | — |
| 2024 | 81° | 57° | 69° | — | — |
| 2023 | 70° | 55° | 62° | — | — |
| 2022 | 66° | 48° | 57° | — | — |
| 2021 | 66° | 50° | 58° | — | — |
| 2020 | 73° | 55° | 64° | — | — |
| 2019 | 66° | 48° | 57° | — | — |
| 2018 | 76° | 54° | 65° | — | — |
| 2017 | 69° | 53° | 61° | — | — |
| 2016 | 71° | 39° | 55° | — | — |
| 2015 | 64° | 47° | 55° | — | — |
| 2014 | 66° | 50° | 58° | — | — |
| 2013 | 58° | 47° | 52° | 0.61" | — |
| 2012 | 61° | 39° | 50° | — | — |
| 2011 | 58° | 48° | 53° | — | — |
| 2010 | 58° | 53° | 55° | — | — |
| 2009 | 81° | 50° | 65° | — | — |
| 2008 | 58° | 41° | 49° | — | — |
| 2007 | 63° | 51° | 57° | — | — |
| 2006 | 60° | 43° | 51° | — | — |
| 2005 | 77° | 49° | 63° | — | — |
| 2004 | 81° | 62° | 71° | — | — |
| 2003 | 73° | 56° | 64° | — | — |
| 2002 | 63° | 42° | 52° | — | — |
| 2001 | 73° | 49° | 61° | — | — |
| 2000 | 81° | 56° | 68° | — | — |
| 1999 | 82° | 47° | 64° | — | — |
| 1998 | 62° | 56° | 59° | 0.05" | — |
| 1997 | 73° | 43° | 58° | — | — |
| 1996 | 72° | 43° | 57° | — | — |
| 1995 | 69° | 46° | 58° | — | — |
| 1994 | 74° | 42° | 58° | — | — |
| 1993 | 67° | 49° | 58° | 1.02" | — |
| 1992 | 65° | 36° | 50° | — | — |
| 1991 | 66° | 50° | 58° | — | — |
| 1990 | 62° | 48° | 55° | — | — |
| 1989 | 70° | 50° | 60° | — | — |
| 1988 | 60° | 44° | 52° | — | — |
| 1987 | 52° | 44° | 48° | — | — |
| 1986 | 66° | 48° | 57° | — | — |
| 1985warmest | 86° | 58° | 72° | — | — |
| 1984 | 60° | 50° | 55° | 3.66" | — |
| 1983 | 62° | 48° | 55° | — | — |
| 1982 | 78° | 49° | 63° | — | — |
| 1981 | 73° | 49° | 61° | — | — |
| 1980 | 66° | 49° | 57° | — | — |
| 1979 | 79° | 45° | 62° | — | — |
| 1978coldest | 56° | 41° | 48° | 0.33" | — |
| 1977 | 66° | 42° | 54° | — | — |
| 1976 | 71° | 49° | 60° | — | — |
| 1975 | 60° | 47° | 53° | — | — |
| 1974 | 67° | 43° | 55° | — | — |
| 1973 | 75° | 41° | 58° | — | — |
| 1972 | 67° | 46° | 56° | — | — |
| 1971 | 66° | 46° | 56° | — | — |
55 years of data from MONTEBELLO