Weather on August 5
Vacaville, CA
55 Years of Data
Avg High
92°F
Avg Low
57°F
Warmest
1998
90°F avg
Coldest
2007
65°F avg
About This Date
August 5th in Vacaville, CA typically brings hot summer weather, with average highs around 92°F and lows near 57°F — a 35°F daily swing. Over 55 years of records, the warmest August 5th was in 1998 (90°F average), while the coldest was 2007 (65°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 2% of August 5th dates historically. The last decade has been 1.7°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.7°F cooler on this date compared to 20-30 years ago.
Planning for August 5th in Vacaville, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 90° | 56° | 73° | — | — |
| 2024 | 98° | 58° | 78° | — | — |
| 2023 | 101° | 60° | 80° | — | — |
| 2022 | 91° | 65° | 78° | — | — |
| 2021 | 88° | 59° | 73° | — | — |
| 2020 | 82° | 59° | 71° | — | — |
| 2019 | 96° | 60° | 78° | — | — |
| 2018 | 95° | 57° | 76° | — | — |
| 2017 | 97° | 66° | 81° | 0.03" | — |
| 2016 | 86° | 51° | 69° | — | — |
| 2015 | 93° | 55° | 74° | — | — |
| 2014 | 77° | 64° | 71° | — | — |
| 2013 | 89° | 52° | 70° | — | — |
| 2012 | 89° | 57° | 73° | — | — |
| 2011 | 91° | 55° | 73° | — | — |
| 2010 | 86° | 55° | 71° | — | — |
| 2009 | 87° | 61° | 74° | — | — |
| 2008 | 94° | 56° | 75° | — | — |
| 2007coldest | 72° | 58° | 65° | — | — |
| 2006 | 86° | 62° | 74° | — | — |
| 2005 | 105° | 62° | 84° | — | — |
| 2004 | 91° | 61° | 76° | — | — |
| 2003 | 81° | 61° | 71° | — | — |
| 2002 | 88° | 54° | 71° | — | — |
| 2001 | 93° | 60° | 77° | — | — |
| 2000 | 101° | 60° | 80° | — | — |
| 1999 | 76° | 59° | 67° | — | — |
| 1998warmest | 111° | 68° | 90° | — | — |
| 1997 | 106° | 61° | 83° | — | — |
| 1996 | 92° | 59° | 75° | — | — |
| 1995 | 95° | 58° | 76° | — | — |
| 1994 | 99° | 57° | 78° | — | — |
| 1993 | 96° | 59° | 78° | — | — |
| 1992 | 92° | 59° | 75° | — | — |
| 1991 | 85° | 52° | 68° | — | — |
| 1990 | 107° | 60° | 84° | — | — |
| 1989 | 97° | 57° | 77° | — | — |
| 1988 | 77° | 56° | 66° | — | — |
| 1987 | 100° | 56° | 78° | — | — |
| 1986 | 93° | 55° | 74° | — | — |
| 1985 | 95° | 55° | 75° | — | — |
| 1984 | 90° | 57° | 73° | — | — |
| 1983 | 94° | 51° | 72° | — | — |
| 1982 | 92° | 54° | 73° | — | — |
| 1981 | 98° | 50° | 74° | — | — |
| 1980 | 82° | 58° | 70° | — | — |
| 1979 | 93° | 48° | 71° | — | — |
| 1978 | 106° | 56° | 81° | — | — |
| 1977 | 86° | 55° | 71° | — | — |
| 1976 | 82° | 52° | 67° | — | — |
| 1975 | 92° | 51° | 71° | — | — |
| 1974 | 95° | 62° | 79° | — | — |
| 1973 | 98° | 64° | 81° | — | — |
| 1972 | 102° | 52° | 77° | — | — |
| 1971 | 93° | 55° | 74° | — | — |
55 years of data from VACAVILLE/NUT TREE AP ASOS