Weather on August 27
San Ramon, CA
55 Years of Data
Avg High
85°F
Avg Low
60°F
Warmest
1988
85°F avg
Coldest
1973
62°F avg
About This Date
August 27th in San Ramon, CA typically brings warm summer weather, with average highs around 85°F and lows near 60°F — a 25°F daily swing. Over 55 years of records, the warmest August 27th was in 1988 (85°F average), while the coldest was 1973 (62°F) — a 23°F range across recorded history. This date has historically been dry, with little recorded precipitation. 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 27th in San Ramon, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 86° | 61° | 73° | — | — |
| 2024 | 86° | 59° | 73° | — | — |
| 2023 | 81° | 64° | 72° | — | — |
| 2022 | 84° | 64° | 74° | — | — |
| 2021 | 86° | 70° | 78° | — | — |
| 2020 | 79° | 60° | 69° | — | — |
| 2019 | 90° | 72° | 81° | — | — |
| 2018 | 77° | 50° | 64° | — | — |
| 2017 | 94° | 77° | 85° | — | — |
| 2016 | 80° | 52° | 66° | — | — |
| 2015 | 88° | 69° | 78° | — | — |
| 2014 | 80° | 64° | 72° | — | — |
| 2013 | 77° | 58° | 67° | — | — |
| 2012 | 78° | 47° | 62° | — | — |
| 2011 | 85° | 66° | 75° | — | — |
| 2010 | 83° | 55° | 69° | — | — |
| 2009 | 84° | 62° | 73° | — | — |
| 2008 | 88° | 61° | 74° | — | — |
| 2007 | 84° | 55° | 70° | — | — |
| 2006 | 92° | 54° | 73° | — | — |
| 2005 | 97° | 59° | 78° | — | — |
| 2004 | 92° | 64° | 78° | — | — |
| 2003 | 84° | 56° | 70° | — | — |
| 2002 | 99° | 63° | 81° | — | — |
| 2001 | 98° | 58° | 78° | — | — |
| 2000 | 89° | 55° | 72° | — | — |
| 1999 | 91° | 61° | 76° | — | — |
| 1998 | 82° | 49° | 65° | — | — |
| 1997 | 78° | 59° | 69° | — | — |
| 1996 | 79° | 55° | 67° | — | — |
| 1995 | 76° | 52° | 64° | — | — |
| 1994 | 79° | 54° | 66° | — | — |
| 1993 | 98° | 66° | 82° | — | — |
| 1992 | 92° | 64° | 78° | — | — |
| 1991 | 70° | 55° | 62° | — | — |
| 1990 | 81° | 57° | 69° | — | — |
| 1989 | 79° | 55° | 67° | — | — |
| 1988warmest | 100° | 70° | 85° | — | — |
| 1987 | 83° | 62° | 72° | — | — |
| 1986 | 87° | 67° | 77° | — | — |
| 1985 | 89° | 64° | 77° | — | — |
| 1984 | 78° | 58° | 68° | — | — |
| 1983 | 81° | 66° | 73° | — | — |
| 1982 | 77° | 63° | 70° | — | — |
| 1981 | 90° | 66° | 78° | — | — |
| 1980 | 84° | 55° | 70° | — | — |
| 1979 | 88° | 61° | 74° | — | — |
| 1978 | 74° | 53° | 63° | — | — |
| 1977 | 81° | 50° | 65° | — | — |
| 1976 | 88° | 66° | 77° | — | — |
| 1975 | 93° | 48° | 71° | — | — |
| 1974 | 92° | 63° | 77° | — | — |
| 1973coldest | 75° | 48° | 62° | — | — |
| 1972 | 97° | 61° | 79° | — | — |
| 1971 | 87° | 63° | 75° | — | — |
55 years of data from LIVERMORE CALIFORNIA