Weather on October 12
San Mateo, CA
55 Years of Data
Avg High
73°F
Avg Low
53°F
Warmest
2010
80°F avg
Coldest
2013
55°F avg
About This Date
October 12th in San Mateo, CA typically brings pleasant fall weather, with average highs around 73°F and lows near 53°F. Over 55 years of records, the warmest October 12th was in 2010 (80°F average), while the coldest was 2013 (55°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 7% of October 12th dates historically, with the wettest October 12th recording 3.56" of rain. 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 October 12th in San Mateo, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 70° | 54° | 62° | — | — |
| 2024 | 72° | 56° | 64° | — | — |
| 2023 | 77° | 55° | 66° | — | — |
| 2022 | 68° | 54° | 61° | — | — |
| 2021 | 67° | 51° | 59° | — | — |
| 2020 | 83° | 55° | 69° | — | — |
| 2019 | 75° | 52° | 63° | — | — |
| 2018 | 79° | 52° | 65° | — | — |
| 2017 | 69° | 50° | 60° | — | — |
| 2016 | 60° | 55° | 58° | — | — |
| 2015 | 82° | 56° | 69° | — | — |
| 2014 | 91° | 59° | 75° | — | — |
| 2013coldest | 64° | 47° | 55° | — | — |
| 2012 | 65° | 55° | 60° | 0.05" | — |
| 2011 | 78° | 57° | 68° | — | — |
| 2010warmest | 94° | 66° | 80° | — | — |
| 2009 | 67° | 57° | 62° | — | — |
| 2008 | 69° | 57° | 63° | — | — |
| 2007 | 59° | 53° | 56° | 3.56" | — |
| 2006 | 67° | 52° | 59° | — | — |
| 2005 | 72° | 51° | 61° | — | — |
| 2004 | 87° | 59° | 73° | — | — |
| 2003 | 74° | 53° | 63° | — | — |
| 2002 | 74° | 52° | 63° | — | — |
| 2001 | 87° | 54° | 70° | — | — |
| 2000 | 66° | 50° | 58° | — | — |
| 1999 | 78° | 53° | 66° | — | — |
| 1998 | 72° | 52° | 62° | — | — |
| 1997 | 70° | 50° | 60° | — | — |
| 1996 | 71° | 58° | 64° | — | — |
| 1995 | 70° | 49° | 59° | — | — |
| 1994 | 64° | 54° | 59° | — | — |
| 1993 | 74° | 55° | 64° | — | — |
| 1992 | 70° | 54° | 62° | — | — |
| 1991 | 72° | 55° | 63° | — | — |
| 1990 | 79° | 51° | 65° | — | — |
| 1989 | 65° | 49° | 57° | — | — |
| 1988 | 62° | 53° | 58° | — | — |
| 1987 | 68° | 57° | 63° | — | — |
| 1986 | 67° | 52° | 59° | — | — |
| 1985 | 68° | 50° | 59° | — | — |
| 1984 | 71° | 54° | 62° | — | — |
| 1983 | 70° | 59° | 64° | — | — |
| 1982 | 74° | 47° | 60° | — | — |
| 1981 | 65° | 49° | 57° | — | — |
| 1980 | 68° | 55° | 62° | 0.05" | — |
| 1979 | 74° | 57° | 65° | — | — |
| 1978 | 90° | 54° | 72° | — | — |
| 1977 | 77° | 46° | 62° | — | — |
| 1976 | 89° | 48° | 69° | — | — |
| 1975 | 67° | 49° | 58° | — | — |
| 1974 | 89° | 52° | 70° | — | — |
| 1973 | 68° | 46° | 57° | — | — |
| 1972 | 68° | 58° | 63° | 0.81" | — |
| 1971 | 88° | 49° | 68° | — | — |
55 years of data from BURLINGAME