Weather on August 27
Concord, CA
55 Years of Data
Avg High
89°F
Avg Low
57°F
Warmest
2017
86°F avg
Coldest
1975
65°F avg
About This Date
August 27th in Concord, CA typically brings warm summer weather, with average highs around 89°F and lows near 57°F — a 32°F daily swing. Over 55 years of records, the warmest August 27th was in 2017 (86°F average), while the coldest was 1975 (65°F) — a 21°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 Concord, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 84° | 61° | 72° | — | — |
| 2024 | 98° | 60° | 79° | — | — |
| 2023 | 91° | 57° | 74° | — | — |
| 2022 | 85° | 59° | 72° | — | — |
| 2021 | 99° | 60° | 79° | — | — |
| 2020 | 86° | 57° | 72° | — | — |
| 2019 | 96° | 59° | 78° | — | — |
| 2018 | 77° | 59° | 68° | — | — |
| 2017warmest | 107° | 64° | 86° | — | — |
| 2016 | 75° | 59° | 67° | — | — |
| 2015 | 99° | 64° | 81° | — | — |
| 2014 | 92° | 60° | 76° | — | — |
| 2013 | 88° | 57° | 72° | — | — |
| 2012 | 87° | 54° | 70° | — | — |
| 2011 | 89° | 54° | 71° | — | — |
| 2010 | 76° | 57° | 66° | — | — |
| 2009 | 98° | 53° | 76° | — | — |
| 2008 | 102° | 60° | 81° | — | — |
| 2007 | 91° | 56° | 73° | — | — |
| 2006 | 86° | 54° | 70° | — | — |
| 2005 | 95° | 55° | 75° | — | — |
| 2004 | 96° | 60° | 78° | — | — |
| 2003 | 86° | 59° | 73° | — | — |
| 2002 | 98° | 59° | 79° | — | — |
| 2001 | 99° | 59° | 79° | — | — |
| 2000 | 89° | 55° | 72° | — | — |
| 1999 | 90° | 62° | 76° | — | — |
| 1998 | 91° | 56° | 73° | — | — |
| 1997 | 81° | 63° | 72° | — | — |
| 1996 | 80° | 57° | 69° | — | — |
| 1995 | 84° | 58° | 71° | — | — |
| 1994 | 82° | 56° | 69° | — | — |
| 1993 | 94° | 60° | 77° | — | — |
| 1992 | 90° | 56° | 73° | — | — |
| 1991 | 78° | 54° | 66° | — | — |
| 1990 | 84° | 55° | 70° | — | — |
| 1989 | 85° | 51° | 68° | — | — |
| 1988 | 93° | 55° | 74° | — | — |
| 1987 | 84° | 50° | 67° | — | — |
| 1986 | 88° | 52° | 70° | — | — |
| 1985 | 86° | 55° | 71° | — | — |
| 1984 | 89° | 56° | 72° | — | — |
| 1983 | 90° | 53° | 71° | — | — |
| 1982 | 83° | 52° | 67° | — | — |
| 1981 | 102° | 55° | 79° | — | — |
| 1980 | 84° | 58° | 71° | — | — |
| 1979 | 93° | 64° | 79° | — | — |
| 1978 | 90° | 53° | 71° | — | — |
| 1977 | 92° | 52° | 72° | — | — |
| 1976 | 97° | 55° | 76° | — | — |
| 1975coldest | 73° | 57° | 65° | — | — |
| 1974 | 89° | 57° | 73° | — | — |
| 1973 | 72° | 60° | 66° | — | — |
| 1972 | 88° | 56° | 72° | — | — |
| 1971 | 81° | 52° | 66° | — | — |
55 years of data from CONCORD BUCHANAN FLD