Weather on July 4
Vacaville, CA
55 Years of Data
About This Date
July 4th in Vacaville, CA typically brings hot summer weather, with average highs around 93°F and lows near 57°F — a 36°F daily swing. Over 56 years of records, the warmest July 4th was in 2013 (91°F average), while the coldest was 1975 (63°F) — a 28°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 July 4th in Vacaville, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 94° | 58° | 76° | — | — |
| 2025 | 84° | 58° | 71° | — | — |
| 2024 | 107° | 66° | 87° | — | — |
| 2023 | 92° | 58° | 75° | — | — |
| 2022 | 87° | 54° | 70° | — | — |
| 2021 | 95° | 63° | 79° | — | — |
| 2020 | 98° | 54° | 76° | — | — |
| 2019 | 93° | 56° | 74° | — | — |
| 2018 | 76° | 58° | 67° | — | — |
| 2017 | 94° | 60° | 77° | — | — |
| 2016 | 91° | 62° | 77° | — | — |
| 2015 | 102° | 65° | 83° | — | — |
| 2014 | 94° | 55° | 74° | — | — |
| 2013warmest | 108° | 74° | 91° | — | — |
| 2012 | 90° | 60° | 75° | — | — |
| 2011 | 100° | 64° | 82° | — | — |
| 2010 | 100° | 64° | 82° | — | — |
| 2009 | 93° | 60° | 77° | — | — |
| 2008 | 85° | 60° | 72° | — | — |
| 2007 | 105° | 63° | 84° | — | — |
| 2006 | 94° | 60° | 77° | — | — |
| 2005 | 97° | 61° | 79° | — | — |
| 2004 | 97° | 58° | 77° | — | — |
| 2003 | 98° | 53° | 76° | — | — |
| 2002 | 91° | 56° | 73° | — | — |
| 2001 | 99° | 72° | 85° | — | — |
| 2000 | 85° | 53° | 69° | — | — |
| 1999 | 86° | 53° | 70° | — | — |
| 1998 | 90° | 57° | 73° | — | — |
| 1997 | 98° | 58° | 78° | — | — |
| 1996 | 93° | 57° | 75° | — | — |
| 1995 | 96° | 59° | 78° | — | — |
| 1994 | 93° | 55° | 74° | — | — |
| 1993 | 96° | 56° | 76° | — | — |
| 1992 | 84° | 56° | 70° | — | — |
| 1991 | 110° | 66° | 88° | — | — |
| 1990 | 87° | 55° | 71° | — | — |
| 1989 | 96° | 53° | 75° | — | — |
| 1988 | 82° | 55° | 69° | — | — |
| 1987 | 85° | 47° | 66° | — | — |
| 1986 | 93° | 50° | 72° | — | — |
| 1985 | 101° | 53° | 77° | — | — |
| 1984 | 102° | 64° | 83° | — | — |
| 1983 | 97° | 60° | 78° | — | — |
| 1982 | 79° | 52° | 65° | — | — |
| 1981 | 101° | 60° | 80° | — | — |
| 1980 | 82° | 51° | 67° | — | — |
| 1979 | 72° | 54° | 63° | — | — |
| 1978 | 89° | 53° | 71° | — | — |
| 1977 | 79° | 50° | 64° | — | — |
| 1976 | 95° | 48° | 72° | — | — |
| 1975coldest | 76° | 51° | 63° | — | — |
| 1974 | 97° | 53° | 75° | — | — |
| 1973 | 104° | 56° | 80° | — | — |
| 1972 | 93° | 53° | 73° | — | — |
| 1971 | 92° | 49° | 70° | — | — |
Vacaville, CA Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Vacaville, CA Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Vacaville, CA Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Vacaville, CA
Most pleasant months in Vacaville, CA: March, April, May, October, November.
What to expect on July 4th
This page shows what actually happened each year. For the odds — typical high and low, and how often it stays dry — see the climatological outlook for this date.
July 4th outlook →