Weather on August 25
San Mateo, CA
55 Years of Data
Avg High
73°F
Avg Low
57°F
Warmest
1988
74°F avg
Coldest
1995
57°F avg
About This Date
August 25th in San Mateo, CA typically brings pleasant summer weather, with average highs around 73°F and lows near 57°F. Over 55 years of records, the warmest August 25th was in 1988 (74°F average), while the coldest was 1995 (57°F) — a 17°F range across recorded history. This date has historically been dry, with little recorded precipitation. 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 25th in San Mateo, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 71° | 61° | 66° | — | — |
| 2024 | 78° | 56° | 67° | — | — |
| 2023 | 72° | 61° | 66° | — | — |
| 2022 | 76° | 59° | 67° | — | — |
| 2021 | 69° | 56° | 62° | — | — |
| 2020 | 71° | 58° | 64° | — | — |
| 2019 | 73° | 58° | 65° | — | — |
| 2018 | 71° | 55° | 63° | — | — |
| 2017 | 69° | 55° | 62° | — | — |
| 2016 | 70° | 56° | 63° | — | — |
| 2015 | 71° | 58° | 64° | — | — |
| 2014 | 74° | 61° | 67° | — | — |
| 2013 | 73° | 62° | 68° | — | — |
| 2012 | 67° | 53° | 60° | — | — |
| 2011 | 69° | 57° | 63° | — | — |
| 2010 | 85° | 62° | 73° | — | — |
| 2009 | 71° | 54° | 62° | — | — |
| 2008 | 71° | 58° | 64° | — | — |
| 2007 | 73° | 58° | 65° | — | — |
| 2006 | 71° | 56° | 63° | — | — |
| 2005 | 70° | 57° | 63° | — | — |
| 2004 | 76° | 61° | 68° | — | — |
| 2003 | 86° | 61° | 73° | — | — |
| 2002 | 66° | 55° | 61° | — | — |
| 2001 | 70° | 54° | 62° | — | — |
| 2000 | 73° | 53° | 63° | — | — |
| 1999 | 83° | 53° | 68° | — | — |
| 1998 | 65° | 54° | 59° | — | — |
| 1997 | 76° | 63° | 69° | — | — |
| 1996 | 70° | 55° | 62° | — | — |
| 1995coldest | 63° | 52° | 57° | — | — |
| 1994 | 74° | 54° | 64° | — | — |
| 1993 | 84° | 56° | 70° | — | — |
| 1992 | 72° | 55° | 63° | — | — |
| 1991 | 72° | 57° | 64° | — | — |
| 1990 | 72° | 60° | 66° | — | — |
| 1989 | 79° | 53° | 66° | — | — |
| 1988warmest | 93° | 55° | 74° | — | — |
| 1987 | 78° | 58° | 68° | — | — |
| 1986 | 74° | 53° | 63° | — | — |
| 1985 | 67° | 56° | 61° | — | — |
| 1984 | 69° | 56° | 62° | — | — |
| 1983 | 70° | 60° | 65° | — | — |
| 1982 | 63° | 56° | 59° | — | — |
| 1981 | 73° | 54° | 63° | — | — |
| 1980 | 68° | 53° | 61° | — | — |
| 1979 | 70° | 59° | 64° | — | — |
| 1978 | 83° | 64° | 73° | — | — |
| 1977 | 79° | 56° | 67° | — | — |
| 1976 | 73° | 57° | 65° | — | — |
| 1975 | 82° | 55° | 69° | — | — |
| 1974 | 74° | 56° | 65° | — | — |
| 1973 | 72° | 50° | 61° | — | — |
| 1972 | 79° | 54° | 66° | — | — |
| 1971 | 76° | 62° | 69° | — | — |
55 years of data from BURLINGAME