Weather on November 20
Vallejo, CA
55 Years of Data
Avg High
62°F
Avg Low
43°F
Warmest
2015
64°F avg
Coldest
1977
42°F avg
About This Date
November 20th in Vallejo, CA typically brings mild fall weather, with average highs around 62°F and lows near 43°F. Over 55 years of records, the warmest November 20th was in 2015 (64°F average), while the coldest was 1977 (42°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 38% of November 20th dates historically, with the wettest November 20th recording 2.34" of rain. The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
Planning for November 20th in Vallejo, CA? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 63° | 50° | 56° | 0.89" | — |
| 2024 | 58° | 52° | 55° | 0.36" | — |
| 2023 | 68° | 45° | 56° | — | — |
| 2022 | 62° | 41° | 52° | — | — |
| 2021 | 66° | 47° | 56° | 0.1" | — |
| 2020 | 65° | 42° | 53° | — | — |
| 2019 | 71° | 46° | 59° | — | — |
| 2018 | 68° | 43° | 55° | — | — |
| 2017 | 63° | 53° | 58° | — | — |
| 2016 | 60° | 53° | 57° | 1.19" | — |
| 2015warmest | 77° | 51° | 64° | — | — |
| 2014 | 55° | 48° | 52° | 0.76" | — |
| 2013 | 59° | 49° | 54° | 1.07" | — |
| 2012 | 65° | 57° | 61° | 1.6" | — |
| 2011 | 57° | 44° | 51° | 0.33" | — |
| 2010 | 55° | 41° | 48° | 2.34" | — |
| 2009 | 57° | 32° | 45° | 0.91" | — |
| 2008 | 66° | 41° | 54° | 0.03" | — |
| 2007 | 62° | 29° | 45° | — | — |
| 2006 | 61° | 50° | 55° | — | — |
| 2005 | 74° | 34° | 54° | — | — |
| 2004 | 71° | 31° | 51° | — | — |
| 2003 | 65° | 48° | 56° | — | — |
| 2002 | 67° | 47° | 57° | — | — |
| 2001 | 69° | 45° | 57° | — | — |
| 2000 | 64° | 33° | 49° | — | — |
| 1999 | 63° | 48° | 55° | 0.05" | — |
| 1998 | 64° | 37° | 51° | — | — |
| 1997 | 62° | 46° | 54° | 0.1" | — |
| 1996 | 64° | 51° | 58° | 0.74" | — |
| 1995 | 69° | 46° | 58° | — | — |
| 1994 | 53° | 35° | 44° | — | — |
| 1993 | 62° | 35° | 49° | — | — |
| 1992 | 66° | 41° | 54° | 0.1" | — |
| 1991 | 59° | 45° | 52° | 0.03" | — |
| 1990 | 57° | 42° | 50° | — | — |
| 1989 | 70° | 43° | 56° | — | — |
| 1988 | 55° | 46° | 51° | — | — |
| 1987 | 59° | 46° | 53° | — | — |
| 1986 | 70° | 42° | 56° | — | — |
| 1985 | 50° | 37° | 44° | 0.03" | — |
| 1984 | 57° | 43° | 50° | — | — |
| 1983 | 55° | 44° | 50° | 2.18" | — |
| 1982 | 57° | 40° | 48° | 1.35" | — |
| 1981 | 63° | 48° | 55° | — | — |
| 1980 | 64° | 47° | 55° | — | — |
| 1979 | 60° | 37° | 49° | — | — |
| 1978 | 59° | 51° | 55° | 0.36" | — |
| 1977coldest | 53° | 31° | 42° | — | — |
| 1976 | 63° | 49° | 56° | — | — |
| 1975 | 54° | 39° | 46° | 0.03" | — |
| 1974 | 63° | 44° | 53° | — | — |
| 1973 | 58° | 41° | 49° | — | — |
| 1972 | 60° | 40° | 50° | — | — |
| 1971 | 73° | 42° | 58° | — | — |
55 years of data from VALLEJO