Weather on August 23
San Leandro, CA
55 Years of Data
Avg High
76°F
Avg Low
57°F
Warmest
2009
138°F avg
Coldest
2002
53°F avg
About This Date
August 23rd in San Leandro, CA typically brings pleasant summer weather, with average highs around 76°F and lows near 57°F. Over 52 years of records, the warmest August 23rd was in 2009 (138°F average), while the coldest was 2002 (53°F) — a 85°F range across recorded history. Rain or other precipitation has occurred on about 2% of August 23rd dates historically. 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 August 23rd in San Leandro, CA? Great weather for outdoor activities.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 75° | 53° | 64° | — | — |
| 2024 | 67° | 54° | 60° | — | — |
| 2023 | 92° | 63° | 77° | — | — |
| 2022 | 84° | 54° | 69° | — | — |
| 2021 | 68° | 52° | 60° | — | — |
| 2020 | 81° | 64° | 72° | — | — |
| 2019 | 80° | 59° | 70° | — | — |
| 2018 | 66° | 54° | 60° | — | — |
| 2017 | 70° | 54° | 62° | — | — |
| 2016 | 69° | 53° | 61° | — | — |
| 2015 | 68° | 56° | 62° | — | — |
| 2014 | 72° | 55° | 63° | — | — |
| 2013 | 66° | 52° | 59° | — | — |
| 2012 | 74° | 53° | 63° | — | — |
| 2011 | 89° | 62° | 76° | — | — |
| 2010 | 95° | 64° | 80° | — | — |
| 2009warmest | 138° | 138° | 138° | — | — |
| 2008 | 76° | 59° | 67° | — | — |
| 2007 | 77° | 53° | 65° | — | — |
| 2006 | 73° | 56° | 64° | — | — |
| 2005 | 80° | 52° | 66° | — | — |
| 2004 | 69° | 58° | 63° | — | — |
| 2003 | 81° | 54° | 67° | — | — |
| 2002coldest | 58° | 49° | 53° | — | — |
| 2001 | 74° | 56° | 65° | — | — |
| 2000 | 67° | 54° | 60° | — | — |
| 1999 | 79° | 60° | 69° | — | — |
| 1998 | 82° | 53° | 68° | — | — |
| 1997 | 73° | 58° | 65° | — | — |
| 1996 | 85° | 58° | 71° | — | — |
| 1995 | 73° | 54° | 63° | — | — |
| 1994 | 68° | 55° | 62° | — | — |
| 1993 | 78° | 54° | 66° | — | — |
| 1989 | 70° | 57° | 63° | — | — |
| 1988 | 75° | 54° | 64° | — | — |
| 1987 | 74° | 53° | 63° | — | — |
| 1986 | 65° | 52° | 58° | — | — |
| 1985 | 76° | 52° | 64° | — | — |
| 1984 | 74° | 56° | 65° | — | — |
| 1983 | 75° | 59° | 67° | — | — |
| 1982 | 82° | 53° | 68° | — | — |
| 1981 | 69° | 55° | 62° | — | — |
| 1980 | 67° | 54° | 60° | — | — |
| 1979 | 77° | 58° | 67° | — | — |
| 1978 | 73° | 53° | 63° | — | — |
| 1977 | 84° | 52° | 68° | — | — |
| 1976 | 74° | 56° | 65° | 0.08" | — |
| 1975 | 79° | 51° | 65° | — | — |
| 1974 | 87° | 55° | 71° | — | — |
| 1973 | 66° | 48° | 57° | — | — |
| 1972 | 81° | 54° | 67° | — | — |
| 1971 | 76° | 52° | 64° | — | — |
52 years of data from UPPER SAN LEANDRO FILTERS