Weather on August 3
Vacaville, CA
55 Years of Data
Avg High
95°F
Avg Low
58°F
Warmest
2017
90°F avg
Coldest
1976
67°F avg
About This Date
August 3rd in Vacaville, CA typically brings hot summer weather, with average highs around 95°F and lows near 58°F — a 37°F daily swing. Over 55 years of records, the warmest August 3rd was in 2017 (90°F average), while the coldest was 1976 (67°F) — a 23°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 3.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.8°F warmer on this date compared to 20-30 years ago.
Planning for August 3rd in Vacaville, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 92° | 56° | 74° | — | — |
| 2024 | 104° | 69° | 87° | — | — |
| 2023 | 86° | 57° | 72° | — | — |
| 2022 | 103° | 67° | 85° | — | — |
| 2021 | 101° | 58° | 79° | — | — |
| 2020 | 101° | 60° | 80° | — | — |
| 2019 | 101° | 60° | 80° | — | — |
| 2018 | 97° | 54° | 75° | — | — |
| 2017warmest | 108° | 73° | 90° | — | — |
| 2016 | 98° | 61° | 79° | — | — |
| 2015 | 91° | 63° | 77° | — | — |
| 2014 | 86° | 58° | 72° | — | — |
| 2013 | 91° | 56° | 73° | — | — |
| 2012 | 94° | 57° | 75° | — | — |
| 2011 | 92° | 59° | 75° | — | — |
| 2010 | 95° | 56° | 75° | — | — |
| 2009 | 88° | 59° | 73° | — | — |
| 2008 | 90° | 59° | 74° | — | — |
| 2007 | 100° | 58° | 79° | — | — |
| 2006 | 95° | 58° | 76° | — | — |
| 2005 | 97° | 59° | 78° | — | — |
| 2004 | 90° | 57° | 73° | — | — |
| 2003 | 91° | 61° | 76° | — | — |
| 2002 | 77° | 58° | 67° | — | — |
| 2001 | 90° | 59° | 74° | — | — |
| 2000 | 93° | 68° | 81° | — | — |
| 1999 | 93° | 59° | 76° | — | — |
| 1998 | 104° | 65° | 84° | — | — |
| 1997 | 99° | 57° | 78° | — | — |
| 1996 | 89° | 62° | 76° | — | — |
| 1995 | 106° | 61° | 83° | — | — |
| 1994 | — | 52° | — | — | — |
| 1993 | 102° | 66° | 84° | — | — |
| 1992 | 101° | 55° | 78° | — | — |
| 1991 | 83° | 53° | 68° | — | — |
| 1990 | 96° | 61° | 78° | — | — |
| 1989 | 94° | 56° | 75° | — | — |
| 1988 | 93° | 59° | 76° | — | — |
| 1987 | 103° | 60° | 81° | — | — |
| 1986 | 100° | 56° | 78° | — | — |
| 1985 | 99° | 55° | 77° | — | — |
| 1984 | 91° | 52° | 71° | — | — |
| 1983 | 94° | 58° | 76° | — | — |
| 1982 | 81° | 55° | 68° | — | — |
| 1981 | 85° | 53° | 69° | — | — |
| 1980 | 94° | 56° | 75° | — | — |
| 1979 | 100° | 55° | 78° | — | — |
| 1978 | 95° | 55° | 75° | — | — |
| 1977 | 97° | 63° | 80° | — | — |
| 1976coldest | 77° | 58° | 67° | — | — |
| 1975 | 103° | 56° | 79° | — | — |
| 1974 | 103° | 61° | 82° | — | — |
| 1973 | 98° | 50° | 74° | — | — |
| 1972 | 95° | 53° | 74° | — | — |
| 1971 | 92° | 54° | 73° | — | — |
55 years of data from VACAVILLE/NUT TREE AP ASOS