Weather on July 12
San Mateo, CA
55 Years of Data
Avg High
73°F
Avg Low
55°F
Warmest
1999
73°F avg
Coldest
1975
58°F avg
About This Date
July 12th in San Mateo, CA typically brings pleasant summer weather, with average highs around 73°F and lows near 55°F. Over 55 years of records, the warmest July 12th was in 1999 (73°F average), while the coldest was 1975 (58°F) — a 15°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 1.3°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.3°F cooler on this date compared to 20-30 years ago.
Planning for July 12th in San Mateo, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 71° | 55° | 63° | — | — |
| 2024 | 70° | 54° | 62° | — | — |
| 2023 | 66° | 55° | 61° | — | — |
| 2022 | 77° | 57° | 67° | — | — |
| 2021 | 69° | 57° | 63° | — | — |
| 2020 | 76° | 54° | 65° | — | — |
| 2019 | 70° | 55° | 62° | — | — |
| 2018 | 75° | 57° | 66° | — | — |
| 2017 | 70° | 56° | 63° | — | — |
| 2016 | 69° | 55° | 62° | — | — |
| 2015 | 74° | 62° | 68° | — | — |
| 2014 | 69° | 54° | 61° | — | — |
| 2013 | 67° | 53° | 60° | — | — |
| 2012 | 66° | 53° | 60° | — | — |
| 2011 | 65° | 54° | 59° | — | — |
| 2010 | 76° | 58° | 67° | — | — |
| 2009 | 70° | 53° | 61° | — | — |
| 2008 | 74° | 61° | 67° | — | — |
| 2007 | 73° | 58° | 65° | — | — |
| 2006 | 71° | 57° | 64° | — | — |
| 2005 | 79° | 56° | 67° | — | — |
| 2004 | 67° | 54° | 60° | — | — |
| 2003 | 74° | 56° | 65° | — | — |
| 2002 | 74° | 57° | 65° | — | — |
| 2001 | 69° | 56° | 62° | — | — |
| 2000 | 72° | 58° | 65° | — | — |
| 1999warmest | 87° | 59° | 73° | — | — |
| 1998 | 72° | 56° | 64° | — | — |
| 1997 | 75° | 55° | 65° | — | — |
| 1996 | 69° | 53° | 61° | — | — |
| 1995 | 69° | 56° | 62° | — | — |
| 1994 | 68° | 51° | 60° | — | — |
| 1993 | 73° | 53° | 63° | — | — |
| 1992 | 75° | 61° | 68° | — | — |
| 1991 | 71° | 53° | 62° | — | — |
| 1990 | 74° | 59° | 66° | — | — |
| 1989 | 67° | 55° | 61° | — | — |
| 1988 | 67° | 54° | 60° | — | — |
| 1987 | 76° | 57° | 66° | — | — |
| 1986 | 72° | 53° | 62° | — | — |
| 1985 | 69° | 54° | 61° | — | — |
| 1984 | 82° | 53° | 68° | — | — |
| 1983 | 88° | 55° | 71° | — | — |
| 1982 | 84° | 53° | 69° | — | — |
| 1981 | 66° | 52° | 59° | — | — |
| 1980 | 64° | 56° | 60° | — | — |
| 1979 | 80° | 57° | 69° | — | — |
| 1978 | 73° | 52° | 62° | — | — |
| 1977 | 77° | 50° | 64° | — | — |
| 1976 | 82° | 51° | 67° | — | — |
| 1975coldest | 67° | 49° | 58° | — | — |
| 1974 | 75° | 50° | 63° | — | — |
| 1973 | 70° | 50° | 60° | — | — |
| 1972 | 81° | 52° | 66° | — | — |
| 1971 | 77° | 49° | 63° | — | — |
55 years of data from BURLINGAME