Weather on August 5
San Mateo, CA
55 Years of Data
Avg High
72°F
Avg Low
56°F
Warmest
1978
74°F avg
Coldest
2024
58°F avg
About This Date
August 5th in San Mateo, CA typically brings pleasant summer weather, with average highs around 72°F and lows near 56°F. Over 55 years of records, the warmest August 5th was in 1978 (74°F average), while the coldest was 2024 (58°F) — a 16°F range across recorded history. Rain or other precipitation has occurred on about 2% of August 5th 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 5th in San Mateo, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 69° | 57° | 63° | — | — |
| 2024coldest | 63° | 53° | 58° | — | — |
| 2023 | 75° | 57° | 66° | — | — |
| 2022 | 77° | 62° | 70° | — | — |
| 2021 | 68° | 58° | 63° | — | — |
| 2020 | 66° | 58° | 62° | — | — |
| 2019 | 76° | 58° | 67° | — | — |
| 2018 | 68° | 55° | 62° | — | — |
| 2017 | 73° | 59° | 66° | — | — |
| 2016 | 69° | 55° | 62° | — | — |
| 2015 | 73° | 59° | 66° | — | — |
| 2014 | 74° | 62° | 68° | — | — |
| 2013 | 67° | 55° | 61° | — | — |
| 2012 | 69° | 57° | 63° | — | — |
| 2011 | 71° | 55° | 63° | — | — |
| 2010 | 69° | 54° | 61° | — | — |
| 2009 | 72° | 59° | 65° | — | — |
| 2008 | 64° | 53° | 59° | 0.03" | — |
| 2007 | 64° | 55° | 60° | — | — |
| 2006 | 77° | 59° | 68° | — | — |
| 2005 | 72° | 54° | 63° | — | — |
| 2004 | 71° | 58° | 64° | — | — |
| 2003 | 77° | 61° | 69° | — | — |
| 2002 | 72° | 57° | 64° | — | — |
| 2001 | 71° | 57° | 64° | — | — |
| 2000 | 66° | 53° | 60° | — | — |
| 1999 | 64° | 56° | 60° | — | — |
| 1998 | 75° | 57° | 66° | — | — |
| 1997 | 79° | 57° | 68° | — | — |
| 1996 | 67° | 55° | 61° | — | — |
| 1995 | 73° | 57° | 65° | — | — |
| 1994 | 76° | 53° | 64° | — | — |
| 1993 | 69° | 60° | 65° | — | — |
| 1992 | 66° | 55° | 61° | — | — |
| 1991 | 70° | 56° | 63° | — | — |
| 1990 | 74° | 57° | 65° | — | — |
| 1989 | 71° | 56° | 63° | — | — |
| 1988 | 72° | 60° | 66° | — | — |
| 1987 | 71° | 54° | 62° | — | — |
| 1986 | 74° | 51° | 62° | — | — |
| 1985 | 70° | 56° | 63° | — | — |
| 1984 | 70° | 53° | 61° | — | — |
| 1983 | 81° | 53° | 67° | — | — |
| 1982 | 76° | 53° | 64° | — | — |
| 1981 | 76° | 52° | 64° | — | — |
| 1980 | 72° | 54° | 63° | — | — |
| 1979 | 67° | 52° | 59° | — | — |
| 1978warmest | 93° | 56° | 74° | — | — |
| 1977 | 77° | 54° | 65° | — | — |
| 1976 | 75° | 58° | 66° | — | — |
| 1975 | 74° | 50° | 62° | — | — |
| 1974 | 75° | 57° | 66° | — | — |
| 1973 | 73° | 55° | 64° | — | — |
| 1972 | 75° | 50° | 63° | — | — |
| 1971 | 76° | 54° | 65° | — | — |
55 years of data from BURLINGAME