Weather on August 25
San Ramon, CA
55 Years of Data
Avg High
85°F
Avg Low
59°F
Warmest
2004
98°F avg
Coldest
2018
62°F avg
About This Date
August 25th in San Ramon, CA typically brings warm summer weather, with average highs around 85°F and lows near 59°F — a 26°F daily swing. Over 55 years of records, the warmest August 25th was in 2004 (98°F average), while the coldest was 2018 (62°F) — a 36°F range across recorded history. Rain or other precipitation has occurred on about 2% of August 25th dates historically. The last decade has been 5.1°F cooler on this date compared to 20-30 years ago.
The last decade has been 5.1°F cooler on this date compared to 20-30 years ago.
Planning for August 25th in San Ramon, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 93° | 71° | 82° | — | — |
| 2024 | 71° | 54° | 62° | — | — |
| 2023 | 81° | 54° | 67° | — | — |
| 2022 | 86° | 65° | 75° | — | — |
| 2021 | 75° | 60° | 68° | — | — |
| 2020 | 85° | 61° | 73° | — | — |
| 2019 | 84° | 70° | 77° | — | — |
| 2018coldest | 74° | 51° | 62° | — | — |
| 2017 | 82° | 65° | 73° | — | — |
| 2016 | 82° | 64° | 73° | — | — |
| 2015 | 83° | 66° | 74° | — | — |
| 2014 | 77° | 52° | 64° | — | — |
| 2013 | 76° | 56° | 66° | — | — |
| 2012 | 80° | 60° | 70° | — | — |
| 2011 | 83° | 66° | 74° | — | — |
| 2010 | 99° | 80° | 89° | — | — |
| 2009 | 79° | 56° | 67° | — | — |
| 2008 | 91° | 58° | 74° | — | — |
| 2007 | 88° | 59° | 73° | — | — |
| 2006 | 79° | 54° | 66° | — | — |
| 2005 | 90° | 54° | 72° | — | — |
| 2004warmest | 136° | 59° | 98° | — | — |
| 2003 | 100° | 68° | 84° | — | — |
| 2002 | 86° | 50° | 68° | — | — |
| 2001 | 91° | 55° | 73° | — | — |
| 2000 | 94° | 60° | 77° | — | — |
| 1999 | 103° | 61° | 82° | — | — |
| 1998 | 89° | 61° | 75° | — | — |
| 1997 | 81° | 58° | 69° | — | — |
| 1996 | 76° | 54° | 65° | — | — |
| 1995 | 74° | 53° | 63° | — | — |
| 1994 | 83° | 54° | 68° | — | — |
| 1993 | 90° | 65° | 77° | — | — |
| 1992 | 87° | 58° | 72° | — | — |
| 1991 | 74° | 54° | 64° | — | — |
| 1990 | 69° | 58° | 63° | — | — |
| 1989 | 82° | 57° | 70° | — | — |
| 1988 | 94° | 71° | 82° | — | — |
| 1987 | 86° | 62° | 74° | — | — |
| 1986 | 83° | 62° | 72° | — | — |
| 1985 | 95° | 67° | 81° | — | — |
| 1984 | 75° | 50° | 63° | — | — |
| 1983 | 76° | 52° | 64° | — | — |
| 1982 | 86° | 64° | 75° | — | — |
| 1981 | 78° | 52° | 65° | — | — |
| 1980 | 81° | 60° | 70° | — | — |
| 1979 | 83° | 58° | 70° | — | — |
| 1978 | 77° | 51° | 64° | — | — |
| 1977 | 74° | 54° | 64° | — | — |
| 1976 | 88° | 60° | 74° | — | — |
| 1975 | 89° | 59° | 74° | — | — |
| 1974 | 96° | 71° | 84° | — | — |
| 1973 | 73° | 55° | 64° | — | — |
| 1972 | 91° | 51° | 71° | — | — |
| 1971 | 88° | 64° | 76° | 0.03" | — |
55 years of data from LIVERMORE CALIFORNIA