Weather on October 12
San Ramon, CA
55 Years of Data
Avg High
75°F
Avg Low
53°F
Warmest
1971
80°F avg
Coldest
2012
47°F avg
About This Date
October 12th in San Ramon, CA typically brings pleasant fall weather, with average highs around 75°F and lows near 53°F. Over 53 years of records, the warmest October 12th was in 1971 (80°F average), while the coldest was 2012 (47°F) — a 33°F range across recorded history. Rain or other precipitation has occurred on about 8% of October 12th dates historically, with the wettest October 12th recording 0.99" of rain. The last decade has been 5.5°F cooler on this date compared to 20-30 years ago.
The last decade has been 5.5°F cooler on this date compared to 20-30 years ago.
Planning for October 12th in San Ramon, CA? Great weather for outdoor activities.
Cooling Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 64° | 49° | 56° | — | — |
| 2024 | 77° | 55° | 66° | — | — |
| 2023 | 65° | 47° | 56° | — | — |
| 2022 | 82° | 65° | 73° | — | — |
| 2021 | 65° | 50° | 57° | — | — |
| 2020 | 75° | 55° | 65° | — | — |
| 2019 | 73° | 56° | 64° | — | — |
| 2018 | 68° | 48° | 58° | — | — |
| 2017 | 66° | 48° | 57° | — | — |
| 2016 | 61° | 51° | 56° | — | — |
| 2015 | 84° | 64° | 74° | — | — |
| 2014 | 82° | 66° | 74° | — | — |
| 2013 | 67° | 50° | 58° | — | — |
| 2012coldest | 50° | 45° | 47° | — | — |
| 2011 | 70° | 56° | 63° | 0.03" | — |
| 2010 | 83° | 67° | 75° | — | — |
| 2009 | 60° | 46° | 53° | — | — |
| 2008 | 59° | 44° | 52° | — | — |
| 2007 | 65° | 38° | 51° | 0.15" | — |
| 2006 | 85° | 52° | 68° | — | — |
| 2005 | 84° | 47° | 65° | — | — |
| 2004 | 93° | 59° | 76° | — | — |
| 2003 | 86° | 54° | 70° | — | — |
| 2002 | 85° | 50° | 67° | — | — |
| 2001 | 86° | 59° | 73° | — | — |
| 2000 | 67° | 47° | 57° | — | — |
| 1999 | 88° | 53° | 70° | — | — |
| 1998 | 74° | 49° | 61° | — | — |
| 1997 | 71° | 48° | 60° | — | — |
| 1996 | 73° | 56° | 64° | — | — |
| 1995 | 75° | 51° | 63° | — | — |
| 1994 | 68° | 49° | 58° | — | — |
| 1993 | 77° | 53° | 65° | — | — |
| 1992 | 89° | 57° | 73° | — | — |
| 1991 | 93° | 63° | 78° | — | — |
| 1990 | 89° | 56° | 72° | — | — |
| 1989 | 83° | 57° | 70° | — | — |
| 1988 | 65° | 43° | 54° | — | — |
| 1986 | 72° | 44° | 58° | — | — |
| 1985 | 72° | 41° | 56° | — | — |
| 1984 | 62° | 47° | 54° | — | — |
| 1983 | 81° | 57° | 69° | — | — |
| 1982 | 78° | 64° | 71° | — | — |
| 1981 | 61° | 40° | 50° | — | — |
| 1979 | 74° | 56° | 65° | — | — |
| 1978 | 90° | 68° | 79° | — | — |
| 1977 | 90° | 65° | 77° | — | — |
| 1976 | 90° | 64° | 77° | — | — |
| 1975 | 58° | 43° | 50° | 0.03" | — |
| 1974 | 85° | 62° | 73° | — | — |
| 1973 | 73° | 42° | 58° | — | — |
| 1972 | 60° | 50° | 55° | 0.99" | — |
| 1971warmest | 94° | 67° | 80° | — | — |
53 years of data from LIVERMORE CALIFORNIA