Weather on November 21
Vallejo, CA
55 Years of Data
Avg High
62°F
Avg Low
44°F
Warmest
2005
69°F avg
Coldest
2009
43°F avg
About This Date
November 21st in Vallejo, CA typically brings mild fall weather, with average highs around 62°F and lows near 44°F. Over 55 years of records, the warmest November 21st was in 2005 (69°F average), while the coldest was 2009 (43°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 29% of November 21st dates historically, with the wettest November 21st recording 2.54" of rain. The last decade has been 1.1°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.1°F cooler on this date compared to 20-30 years ago.
Planning for November 21st in Vallejo, CA? Great weather for outdoor activities.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 66° | 44° | 55° | 0.64" | — |
| 2024 | 63° | 54° | 58° | 0.76" | — |
| 2023 | 64° | 48° | 56° | — | — |
| 2022 | 61° | 40° | 50° | — | — |
| 2021 | 64° | 47° | 55° | — | — |
| 2020 | 65° | 43° | 54° | — | — |
| 2019 | 67° | 45° | 56° | — | — |
| 2018 | 63° | 50° | 56° | 2.54" | — |
| 2017 | 65° | 50° | 57° | — | — |
| 2016 | 63° | 47° | 55° | 0.05" | — |
| 2015 | 76° | 51° | 63° | — | — |
| 2014 | 58° | 41° | 49° | — | — |
| 2013 | 64° | 51° | 58° | — | — |
| 2012 | 66° | 41° | 54° | 0.03" | — |
| 2011 | 57° | 36° | 46° | — | — |
| 2010 | 56° | 37° | 46° | 0.08" | — |
| 2009coldest | 57° | 29° | 43° | — | — |
| 2008 | 64° | 33° | 49° | — | — |
| 2007 | 64° | 28° | 46° | — | — |
| 2006 | 64° | 48° | 56° | — | — |
| 2005warmest | 76° | 63° | 69° | — | — |
| 2004 | 63° | 35° | 49° | — | — |
| 2003 | — | 34° | — | — | — |
| 2002 | 73° | 48° | 61° | — | — |
| 2001 | 61° | 57° | 59° | 1.24" | — |
| 2000 | 60° | 42° | 51° | 0.84" | — |
| 1999 | 61° | 42° | 51° | 0.13" | — |
| 1998 | 64° | 48° | 56° | — | — |
| 1997 | 61° | 47° | 54° | — | — |
| 1996 | 61° | 53° | 57° | — | — |
| 1995 | 68° | 57° | 63° | — | — |
| 1994 | 58° | 42° | 50° | — | — |
| 1993 | 53° | 37° | 45° | — | — |
| 1992 | 61° | 40° | 50° | — | — |
| 1991 | 62° | 44° | 53° | — | — |
| 1990 | 59° | 45° | 52° | 0.18" | — |
| 1989 | 62° | 42° | 52° | — | — |
| 1988 | 58° | 44° | 51° | — | — |
| 1987 | 61° | 43° | 52° | 1.17" | — |
| 1986 | 68° | 46° | 57° | — | — |
| 1985 | 50° | 40° | 45° | — | — |
| 1984 | 63° | 44° | 53° | 0.05" | — |
| 1983 | 57° | 36° | 46° | 0.28" | — |
| 1982 | 57° | 37° | 47° | — | — |
| 1981 | 62° | 53° | 58° | — | — |
| 1980 | 62° | 45° | 53° | — | — |
| 1979 | 55° | 32° | 44° | — | — |
| 1978 | 60° | 47° | 53° | 1.07" | — |
| 1977 | 59° | 33° | 46° | 1.93" | — |
| 1976 | 59° | 51° | 55° | — | — |
| 1975 | 59° | 36° | 47° | — | — |
| 1974 | 61° | 49° | 55° | 0.61" | — |
| 1973 | 57° | 42° | 50° | — | — |
| 1972 | 59° | 44° | 52° | — | — |
| 1971 | 64° | 39° | 52° | — | — |
55 years of data from VALLEJO