Weather on December 19
Fairfield, CA
55 Years of Data
About This Date
December 19th in Fairfield, CA typically brings cool winter weather, with average highs around 55°F and lows near 38°F. Over 55 years of records, the warmest December 19th was in 2023 (58°F average), while the coldest was 1985 (32°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 31% of December 19th dates historically, with the wettest December 19th recording 4.95" 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 Fairfield, CA? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 58° | 49° | 53° | 1.32" | — |
| 2024 | 49° | 45° | 47° | 0.05" | — |
| 2023warmest | 62° | 53° | 58° | 1.6" | — |
| 2022 | 42° | 39° | 41° | — | — |
| 2021 | 46° | 39° | 43° | — | — |
| 2020 | 58° | 34° | 46° | — | — |
| 2019 | 57° | 45° | 51° | — | — |
| 2018 | 58° | 49° | 53° | 0.05" | — |
| 2017 | 59° | 38° | 48° | — | — |
| 2016 | 53° | 30° | 42° | — | — |
| 2015 | 56° | 44° | 50° | 0.76" | — |
| 2014 | 53° | 49° | 51° | 2.36" | — |
| 2013 | 62° | 40° | 51° | — | — |
| 2012 | 51° | 36° | 43° | — | — |
| 2011 | 66° | 28° | 47° | — | — |
| 2010 | 58° | 51° | 54° | 2.72" | — |
| 2009 | 49° | 42° | 45° | — | — |
| 2008 | 51° | 29° | 40° | 1.42" | — |
| 2007 | 57° | 42° | 50° | 1.85" | — |
| 2006 | 58° | 27° | 42° | — | — |
| 2005 | 61° | 49° | 55° | 4.95" | — |
| 2004 | 45° | 34° | 39° | — | — |
| 2003 | 51° | 41° | 46° | — | — |
| 2002 | 55° | 40° | 47° | — | — |
| 2001 | 48° | 41° | 45° | — | — |
| 2000 | 66° | 35° | 51° | — | — |
| 1999 | 65° | 38° | 51° | — | — |
| 1998 | 65° | 35° | 50° | — | — |
| 1997 | 61° | 43° | 52° | — | — |
| 1996 | 55° | 31° | 43° | — | — |
| 1995 | 61° | 43° | 52° | 0.05" | — |
| 1994 | 48° | 39° | 44° | — | — |
| 1993 | 49° | 30° | 39° | — | — |
| 1992 | 54° | 32° | 43° | — | — |
| 1991 | 57° | 42° | 50° | — | — |
| 1990 | 46° | 31° | 38° | — | — |
| 1989 | 42° | 32° | 37° | — | — |
| 1988 | 47° | 42° | 44° | 0.38" | — |
| 1987 | 60° | 37° | 49° | — | — |
| 1986 | 58° | 37° | 47° | 0.38" | — |
| 1985coldest | 39° | 25° | 32° | — | — |
| 1984 | 45° | 38° | 41° | 0.1" | — |
| 1983 | 61° | 40° | 50° | — | — |
| 1982 | 57° | 32° | 45° | — | — |
| 1981 | 54° | 46° | 50° | 2.95" | — |
| 1980 | 64° | 28° | 46° | — | — |
| 1979 | 57° | 27° | 42° | 0.51" | — |
| 1978 | 49° | 30° | 39° | — | — |
| 1977 | 56° | 35° | 45° | — | — |
| 1976 | 65° | 29° | 47° | — | — |
| 1975 | 59° | 30° | 45° | — | — |
| 1974 | 50° | 31° | 40° | — | — |
| 1973 | 65° | 38° | 51° | — | — |
| 1972 | 51° | 45° | 48° | 0.74" | — |
| 1971 | 56° | 29° | 42° | — | — |