Weather on December 1
Fairfield, CA
55 Years of Data
Avg High
60°F
Avg Low
41°F
Warmest
2011
62°F avg
Coldest
1972
43°F avg
About This Date
December 1st in Fairfield, CA typically brings mild winter weather, with average highs around 60°F and lows near 41°F. Over 55 years of records, the warmest December 1st was in 2011 (62°F average), while the coldest was 1972 (43°F) — a 19°F range across recorded history. Rain or other precipitation has occurred on about 27% of December 1st dates historically, with the wettest December 1st recording 5.89" 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 1st in Fairfield, CA? Great weather for outdoor activities.
Warming Trend
0.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 51° | 43° | 47° | — | — |
| 2024 | 65° | 33° | 49° | — | — |
| 2023 | 62° | 44° | 53° | — | — |
| 2022 | 52° | 46° | 49° | 0.91" | — |
| 2021 | 69° | 42° | 56° | — | — |
| 2020 | 65° | 40° | 52° | — | — |
| 2019 | 52° | 45° | 48° | 5.89" | — |
| 2018 | 58° | 46° | 52° | 1.45" | — |
| 2017 | 62° | 40° | 51° | — | — |
| 2016 | 62° | 38° | 50° | — | — |
| 2015 | 60° | 31° | 45° | — | — |
| 2014 | 64° | 49° | 56° | 0.56" | — |
| 2013 | 67° | 42° | 54° | — | — |
| 2012 | 62° | 55° | 59° | 3.2" | — |
| 2011warmest | 68° | 56° | 62° | — | — |
| 2010 | 53° | 34° | 43° | — | — |
| 2009 | 62° | 38° | 50° | — | — |
| 2008 | 65° | 41° | 53° | — | — |
| 2007 | 65° | 32° | 48° | — | — |
| 2006 | 57° | 30° | 44° | — | — |
| 2005 | 55° | 37° | 46° | 0.46" | — |
| 2004 | 56° | 33° | 44° | — | — |
| 2003 | 53° | 50° | 52° | 1.45" | — |
| 2002 | 62° | 42° | 52° | — | — |
| 2001 | 52° | 47° | 49° | 1.52" | — |
| 2000 | 59° | 40° | 49° | — | — |
| 1999 | 59° | 42° | 51° | 0.33" | — |
| 1998 | 55° | 41° | 48° | 1.75" | — |
| 1997 | 60° | 40° | 50° | — | — |
| 1996 | 61° | 53° | 57° | 0.48" | — |
| 1995 | 69° | 49° | 59° | — | — |
| 1994 | 52° | 38° | 45° | — | — |
| 1993 | 61° | 40° | 50° | — | — |
| 1992 | 63° | 40° | 51° | — | — |
| 1991 | 66° | 52° | 59° | — | — |
| 1990 | 64° | 35° | 50° | — | — |
| 1989 | 64° | 41° | 53° | — | — |
| 1988 | 59° | 31° | 45° | — | — |
| 1987 | 57° | 45° | 51° | 2.84" | — |
| 1986 | 61° | 33° | 47° | — | — |
| 1985 | 53° | 35° | 44° | — | — |
| 1984 | 62° | 39° | 51° | — | — |
| 1983 | 53° | 41° | 47° | 0.2" | — |
| 1982 | 59° | 47° | 53° | — | — |
| 1981 | 60° | 39° | 50° | — | — |
| 1980 | 66° | 29° | 47° | — | — |
| 1979 | 69° | 39° | 54° | — | — |
| 1978 | 60° | 42° | 51° | 0.08" | — |
| 1977 | 78° | 43° | 60° | — | — |
| 1976 | 63° | 30° | 46° | — | — |
| 1975 | 59° | 38° | 48° | — | — |
| 1974 | 61° | 34° | 47° | — | — |
| 1973 | 55° | 48° | 52° | 4.01" | — |
| 1972coldest | 46° | 39° | 43° | — | — |
| 1971 | 63° | 37° | 50° | — | — |
55 years of data from FAIRFIELD