Weather on October 21
Oakland, CA
55 Years of Data
Avg High
71°F
Avg Low
53°F
Warmest
2006
70°F avg
Coldest
1971
53°F avg
About This Date
October 21st in Oakland, CA typically brings pleasant fall weather, with average highs around 71°F and lows near 53°F. Over 55 years of records, the warmest October 21st was in 2006 (70°F average), while the coldest was 1971 (53°F) — a 17°F range across recorded history. Rain or other precipitation has occurred on about 9% of October 21st dates historically, with the wettest October 21st recording 1.88" of rain. The last decade has been 1.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.8°F warmer on this date compared to 20-30 years ago.
Planning for October 21st in Oakland, CA? Great weather for outdoor activities.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 74° | 57° | 65° | — | — |
| 2024 | 71° | 53° | 62° | — | — |
| 2023 | 70° | 55° | 62° | — | — |
| 2022 | 64° | 55° | 60° | — | — |
| 2021 | 72° | 61° | 66° | 0.74" | — |
| 2020 | 82° | 58° | 70° | — | — |
| 2019 | 85° | 54° | 69° | — | — |
| 2018 | 67° | 54° | 60° | — | — |
| 2017 | 67° | 44° | 55° | — | — |
| 2016 | 75° | 55° | 65° | — | — |
| 2015 | 81° | 56° | 68° | — | — |
| 2014 | 72° | 54° | 63° | — | — |
| 2013 | 66° | 51° | 59° | — | — |
| 2012 | 65° | 51° | 58° | — | — |
| 2011 | 74° | 56° | 65° | — | — |
| 2010 | 68° | 57° | 63° | 0.03" | — |
| 2009 | 70° | 56° | 63° | — | — |
| 2008 | 80° | 52° | 66° | — | — |
| 2007 | 76° | 53° | 64° | — | — |
| 2006warmest | 85° | 55° | 70° | — | — |
| 2005 | 66° | 53° | 60° | — | — |
| 2004 | 66° | 47° | 56° | — | — |
| 2003 | 77° | 57° | 67° | — | — |
| 2002 | 66° | 53° | 60° | — | — |
| 2001 | 58° | 53° | 55° | — | — |
| 2000 | 76° | 54° | 65° | — | — |
| 1999 | 80° | 54° | 67° | — | — |
| 1998 | 80° | 54° | 67° | — | — |
| 1997 | 65° | 55° | 60° | — | — |
| 1996 | 67° | 52° | 59° | — | — |
| 1995 | 70° | 53° | 61° | — | — |
| 1994 | 72° | 52° | 62° | — | — |
| 1993 | 68° | 58° | 63° | — | — |
| 1992 | 72° | 64° | 68° | — | — |
| 1991 | 68° | 60° | 64° | — | — |
| 1990 | 78° | 53° | 66° | — | — |
| 1989 | 67° | 54° | 60° | 0.05" | — |
| 1988 | 82° | 50° | 66° | — | — |
| 1987 | 66° | 53° | 60° | — | — |
| 1986 | 65° | 53° | 59° | — | — |
| 1985 | 63° | 52° | 57° | 1.88" | — |
| 1984 | 66° | 46° | 56° | — | — |
| 1983 | 78° | 52° | 65° | — | — |
| 1982 | 73° | 58° | 65° | — | — |
| 1981 | 68° | 49° | 58° | — | — |
| 1980 | 76° | 48° | 62° | — | — |
| 1979 | 66° | 48° | 57° | 0.03" | — |
| 1978 | 72° | 61° | 66° | — | — |
| 1977 | 62° | 47° | 54° | — | — |
| 1976 | 85° | 54° | 69° | — | — |
| 1975 | 80° | 48° | 64° | — | — |
| 1974 | 70° | 47° | 58° | — | — |
| 1973 | 73° | 50° | 62° | — | — |
| 1972 | 60° | 50° | 55° | — | — |
| 1971coldest | 64° | 43° | 53° | — | — |
55 years of data from UPPER SAN LEANDRO FILTERS