Weather on November 21
Antioch, CA
55 Years of Data
Avg High
60°F
Avg Low
44°F
Warmest
1986
61°F avg
Coldest
1979
43°F avg
About This Date
November 21st in Antioch, CA typically brings mild fall weather, with average highs around 60°F and lows near 44°F. Over 55 years of records, the warmest November 21st was in 1986 (61°F average), while the coldest was 1979 (43°F) — a 18°F range across recorded history. Rain or other precipitation has occurred on about 20% of November 21st dates historically, with the wettest November 21st recording 2.13" 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 November 21st in Antioch, CA? Great weather for outdoor activities.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 58° | 45° | 51° | — | — |
| 2024 | 62° | 54° | 58° | — | — |
| 2023 | 56° | 47° | 51° | — | — |
| 2022 | 56° | 47° | 51° | — | — |
| 2021 | 57° | 48° | 53° | — | — |
| 2020 | 62° | 44° | 53° | — | — |
| 2019 | 63° | 44° | 53° | — | — |
| 2018 | 57° | 47° | 52° | — | — |
| 2017 | 60° | 47° | 53° | — | — |
| 2016 | 54° | 46° | 50° | — | — |
| 2015 | 66° | 45° | 55° | — | — |
| 2014 | 58° | 51° | 54° | 0.03" | — |
| 2013 | 59° | 51° | 55° | 0.2" | — |
| 2012 | 65° | 53° | 59° | 1.14" | — |
| 2011 | 62° | 38° | 50° | — | — |
| 2010 | 59° | 44° | 52° | — | — |
| 2009 | 50° | 39° | 45° | — | — |
| 2008 | 64° | 42° | 53° | — | — |
| 2007 | 62° | 46° | 54° | — | — |
| 2006 | 65° | 47° | 56° | — | — |
| 2005 | 69° | 42° | 56° | — | — |
| 2004 | 60° | 42° | 51° | — | — |
| 2003 | 57° | 43° | 50° | — | — |
| 2002 | 66° | 44° | 55° | — | — |
| 2001 | 60° | 54° | 57° | — | — |
| 2000 | 60° | 33° | 47° | 0.71" | — |
| 1999 | 55° | 41° | 48° | — | — |
| 1998 | 67° | 45° | 56° | — | — |
| 1997 | 63° | 50° | 56° | 0.03" | — |
| 1996 | 63° | 53° | 58° | — | — |
| 1995 | 69° | 52° | 60° | — | — |
| 1994 | 52° | 41° | 46° | — | — |
| 1993 | 61° | 38° | 49° | — | — |
| 1992 | 60° | 40° | 50° | — | — |
| 1991 | 66° | 42° | 54° | — | — |
| 1990 | 57° | 42° | 50° | — | — |
| 1989 | 73° | 46° | 60° | — | — |
| 1988 | 57° | 41° | 49° | — | — |
| 1987 | 57° | 48° | 53° | 0.46" | — |
| 1986warmest | 68° | 54° | 61° | — | — |
| 1985 | 51° | 38° | 44° | — | — |
| 1984 | 54° | 45° | 49° | 0.3" | — |
| 1983 | 56° | 45° | 50° | 0.03" | — |
| 1982 | 60° | 35° | 48° | — | — |
| 1981 | 63° | 50° | 56° | — | — |
| 1980 | 67° | 31° | 49° | — | — |
| 1979coldest | 59° | 27° | 43° | — | — |
| 1978 | 59° | 45° | 52° | 2.13" | — |
| 1977 | 57° | 39° | 48° | 0.46" | — |
| 1976 | 55° | 52° | 53° | — | — |
| 1975 | 57° | 30° | 44° | — | — |
| 1974 | 62° | 41° | 52° | 0.05" | — |
| 1973 | 57° | 43° | 50° | — | — |
| 1972 | 58° | 40° | 49° | — | — |
| 1971 | 63° | 35° | 49° | — | — |
55 years of data from ANTIOCH FIBREBRD MILLS