Weather on December 4
Vallejo, CA
55 Years of Data
Avg High
59°F
Avg Low
40°F
Warmest
2023
58°F avg
Coldest
2004
37°F avg
About This Date
December 4th in Vallejo, CA typically brings cool winter weather, with average highs around 59°F and lows near 40°F. Over 55 years of records, the warmest December 4th was in 2023 (58°F average), while the coldest was 2004 (37°F) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 31% of December 4th dates historically, with the wettest December 4th recording 2.79" of rain. The last decade has been 5.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 5.5°F warmer on this date compared to 20-30 years ago.
Planning for December 4th in Vallejo, CA? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 50° | 39° | 45° | — | — |
| 2024 | 67° | 46° | 56° | — | — |
| 2023warmest | 68° | 48° | 58° | 0.05" | — |
| 2022 | 59° | 43° | 51° | 0.91" | — |
| 2021 | 53° | 49° | 51° | — | — |
| 2020 | 65° | 46° | 55° | — | — |
| 2019 | 55° | 49° | 52° | 0.69" | — |
| 2018 | 53° | 47° | 50° | — | — |
| 2017 | 65° | 41° | 53° | — | — |
| 2016 | 63° | 42° | 52° | — | — |
| 2015 | 65° | 47° | 56° | — | — |
| 2014 | 65° | 50° | 57° | 1.4" | — |
| 2013 | 53° | 24° | 39° | — | — |
| 2012 | 60° | 49° | 54° | 0.15" | — |
| 2011 | 60° | 30° | 45° | — | — |
| 2010 | 59° | 49° | 54° | — | — |
| 2009 | 54° | 30° | 42° | — | — |
| 2008 | 57° | 35° | 46° | — | — |
| 2007 | 58° | 49° | 53° | 0.91" | — |
| 2006 | 62° | 28° | 45° | — | — |
| 2005 | 56° | 30° | 43° | — | — |
| 2004coldest | 52° | 22° | 37° | — | — |
| 2003 | 55° | 44° | 50° | 0.15" | — |
| 2002 | 66° | 39° | 53° | — | — |
| 2001 | 55° | 35° | 45° | — | — |
| 2000 | 57° | 38° | 47° | — | — |
| 1999 | 60° | 37° | 49° | — | — |
| 1998 | 52° | 33° | 42° | — | — |
| 1997 | 56° | 46° | 51° | 0.03" | — |
| 1996 | 60° | 42° | 51° | — | — |
| 1995 | 67° | 46° | 56° | 0.2" | — |
| 1994 | 51° | 44° | 48° | 1.14" | — |
| 1993 | 60° | 44° | 52° | 0.08" | — |
| 1992 | 61° | 35° | 48° | — | — |
| 1991 | 60° | 34° | 47° | — | — |
| 1990 | 59° | 31° | 45° | — | — |
| 1989 | 62° | 39° | 51° | — | — |
| 1988 | 62° | 40° | 51° | — | — |
| 1987 | 57° | 51° | 54° | — | — |
| 1986 | 61° | 43° | 52° | — | — |
| 1985 | 58° | 49° | 53° | 0.76" | — |
| 1984 | 50° | 36° | 43° | — | — |
| 1983 | 56° | 37° | 46° | 0.56" | — |
| 1982 | 61° | 42° | 51° | — | — |
| 1981 | 51° | 41° | 46° | — | — |
| 1980 | 61° | 49° | 55° | 2.79" | — |
| 1979 | 64° | 39° | 52° | — | — |
| 1978 | 58° | 35° | 46° | — | — |
| 1977 | 69° | — | — | — | — |
| 1976 | 64° | 34° | 49° | — | — |
| 1975 | 61° | 42° | 51° | — | — |
| 1974 | 60° | 49° | 54° | 0.74" | — |
| 1973 | 57° | 40° | 48° | — | — |
| 1972 | 55° | 42° | 49° | 0.1" | — |
| 1971 | 46° | 35° | 41° | 0.33" | — |
55 years of data from VALLEJO