Weather on August 26
Vallejo, CA
55 Years of Data
Avg High
85°F
Avg Low
55°F
Warmest
1988
80°F avg
Coldest
1991
61°F avg
About This Date
August 26th in Vallejo, CA typically brings warm summer weather, with average highs around 85°F and lows near 55°F — a 30°F daily swing. Over 55 years of records, the warmest August 26th was in 1988 (80°F average), while the coldest was 1991 (61°F) — a 19°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 1.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.0°F warmer on this date compared to 20-30 years ago.
Planning for August 26th in Vallejo, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 81° | 59° | 70° | — | — |
| 2024 | 93° | 60° | 77° | — | — |
| 2023 | 83° | 58° | 70° | — | — |
| 2022 | 83° | 56° | 69° | — | — |
| 2021 | 94° | 55° | 74° | — | — |
| 2020 | 79° | 55° | 67° | — | — |
| 2019 | 97° | 56° | 76° | — | — |
| 2018 | 80° | 54° | 67° | — | — |
| 2017 | 105° | 54° | 79° | — | — |
| 2016 | 79° | 58° | 68° | — | — |
| 2015 | 95° | 57° | 76° | — | — |
| 2014 | 82° | 58° | 70° | — | — |
| 2013 | 82° | 54° | 68° | — | — |
| 2012 | 75° | 53° | 64° | — | — |
| 2011 | 77° | 52° | 64° | — | — |
| 2010 | 73° | 55° | 64° | — | — |
| 2009 | 79° | 49° | 64° | — | — |
| 2008 | 89° | 47° | 68° | — | — |
| 2007 | 77° | 54° | 65° | — | — |
| 2006 | 80° | 56° | 68° | — | — |
| 2005 | 83° | 50° | 66° | — | — |
| 2004 | 87° | 54° | 70° | — | — |
| 2003 | 98° | 59° | 79° | — | — |
| 2002 | 90° | 52° | 71° | — | — |
| 2001 | 86° | 54° | 70° | — | — |
| 2000 | 73° | 56° | 64° | — | — |
| 1999 | 98° | 60° | 79° | — | — |
| 1998 | 82° | 56° | 69° | — | — |
| 1997 | 86° | 60° | 73° | — | — |
| 1996 | 75° | 58° | 66° | — | — |
| 1995 | 85° | 50° | 67° | — | — |
| 1994 | 83° | 51° | 67° | — | — |
| 1993 | 98° | 55° | 77° | — | — |
| 1992 | 91° | 55° | 73° | — | — |
| 1991coldest | 74° | 48° | 61° | — | — |
| 1990 | 83° | 54° | 68° | — | — |
| 1989 | 82° | 50° | 66° | — | — |
| 1988warmest | 104° | 55° | 80° | — | — |
| 1987 | 83° | 50° | 66° | — | — |
| 1986 | 89° | 52° | 70° | — | — |
| 1985 | 87° | 56° | 71° | — | — |
| 1984 | 86° | 54° | 70° | — | — |
| 1983 | 88° | 51° | 69° | — | — |
| 1982 | 80° | 52° | 66° | — | — |
| 1981 | 95° | 53° | 74° | — | — |
| 1980 | 83° | 55° | 69° | — | — |
| 1979 | 92° | 57° | 74° | — | — |
| 1978 | 80° | 55° | 68° | — | — |
| 1977 | 85° | 54° | 69° | — | — |
| 1976 | 84° | 56° | 70° | — | — |
| 1975 | 84° | 54° | 69° | — | — |
| 1974 | 80° | 55° | 68° | — | — |
| 1973 | 78° | 54° | 66° | — | — |
| 1972 | 86° | 57° | 72° | — | — |
| 1971 | 85° | 58° | 71° | — | — |
55 years of data from VALLEJO