Weather on November 21
San Leandro, CA
55 Years of Data
Avg High
60°F
Avg Low
46°F
Warmest
2002
64°F avg
Coldest
1983
45°F avg
About This Date
November 21st in San Leandro, CA typically brings mild fall weather, with average highs around 60°F and lows near 46°F. Over 53 years of records, the warmest November 21st was in 2002 (64°F average), while the coldest was 1983 (45°F) — a 19°F range across recorded history. Rain or other precipitation has occurred on about 17% of November 21st dates historically, with the wettest November 21st recording 2.82" 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 San Leandro, CA? Great weather for outdoor activities.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 59° | 44° | 52° | — | — |
| 2024 | 58° | 52° | 55° | — | — |
| 2023 | 58° | 48° | 53° | — | — |
| 2022 | 59° | 48° | 54° | — | — |
| 2021 | 60° | 50° | 55° | — | — |
| 2020 | 58° | 49° | 53° | — | — |
| 2019 | 61° | 47° | 54° | — | — |
| 2018 | 57° | 52° | 54° | — | — |
| 2017 | 64° | 49° | 56° | — | — |
| 2016 | 57° | 48° | 53° | — | — |
| 2015 | 64° | 54° | 59° | — | — |
| 2014 | 60° | 48° | 54° | — | — |
| 2013 | 56° | 46° | 51° | — | — |
| 2012 | 60° | 48° | 54° | — | — |
| 2011 | 54° | 43° | 48° | — | — |
| 2010 | 51° | 40° | 45° | — | — |
| 2009 | 53° | 39° | 46° | — | — |
| 2008 | 65° | 46° | 55° | — | — |
| 2007 | 60° | 42° | 51° | — | — |
| 2006 | 66° | 49° | 57° | — | — |
| 2005 | 70° | 59° | 64° | — | — |
| 2004 | 59° | 44° | 52° | — | — |
| 2003 | 57° | 40° | 48° | — | — |
| 2002warmest | 72° | 57° | 64° | — | — |
| 2001 | 58° | 56° | 57° | — | — |
| 2000 | 50° | 45° | 47° | — | — |
| 1999 | 57° | 44° | 51° | — | — |
| 1998 | 61° | 51° | 56° | — | — |
| 1997 | 57° | 49° | 53° | — | — |
| 1996 | 60° | 55° | 58° | — | — |
| 1995 | 61° | 52° | 56° | — | — |
| 1994 | 53° | 43° | 48° | — | — |
| 1993 | 55° | 48° | 52° | — | — |
| 1992 | 59° | 45° | 52° | — | — |
| 1989 | 77° | 47° | 62° | — | — |
| 1988 | 56° | 44° | 50° | — | — |
| 1987 | 61° | 46° | 53° | 1.98" | — |
| 1986 | 68° | 48° | 58° | 0.43" | — |
| 1985 | 53° | 39° | 46° | 0.05" | — |
| 1984 | 54° | 42° | 48° | 0.51" | — |
| 1983coldest | 53° | 38° | 45° | 0.36" | — |
| 1982 | 60° | 38° | 49° | — | — |
| 1981 | 66° | 53° | 60° | — | — |
| 1980 | 70° | 42° | 56° | — | — |
| 1979 | 62° | 39° | 51° | — | — |
| 1978 | 55° | 49° | 52° | 2.82" | — |
| 1977 | 57° | 39° | 48° | 2.57" | — |
| 1976 | 63° | 43° | 53° | — | — |
| 1975 | 58° | 34° | 46° | — | — |
| 1974 | 63° | 55° | 59° | 0.23" | — |
| 1973 | 57° | 35° | 46° | 0.86" | — |
| 1972 | 60° | 40° | 50° | — | — |
| 1971 | 65° | 40° | 52° | — | — |
53 years of data from UPPER SAN LEANDRO FILTERS