Weather on June 20
Vacaville, CA
55 Years of Data
About This Date
June 20th in Vacaville, CA typically brings hot summer weather, with average highs around 91°F and lows near 55°F — a 36°F daily swing. Over 55 years of records, the warmest June 20th was in 2017 (87°F average), while the coldest was 2023 (62°F) — a 25°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 June 20th in Vacaville, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 84° | 53° | 69° | — | — |
| 2024 | 89° | 53° | 71° | — | — |
| 2023coldest | 80° | 44° | 62° | — | — |
| 2022 | 94° | 53° | 73° | — | — |
| 2021 | 102° | 61° | 81° | — | — |
| 2020 | 95° | 58° | 76° | — | — |
| 2019 | 88° | 59° | 73° | — | — |
| 2018 | 94° | 57° | 75° | — | — |
| 2017warmest | 103° | 71° | 87° | — | — |
| 2016 | 98° | 51° | 75° | — | — |
| 2015 | 98° | 55° | 77° | — | — |
| 2014 | 96° | 54° | 75° | — | — |
| 2013 | 85° | 51° | 68° | — | — |
| 2012 | 98° | 57° | 78° | — | — |
| 2011 | 100° | 70° | 85° | — | — |
| 2010 | 83° | 50° | 66° | — | — |
| 2009 | 80° | 60° | 70° | — | — |
| 2008 | 102° | 63° | 82° | — | — |
| 2007 | 84° | 55° | 70° | — | — |
| 2006 | 97° | 57° | 77° | — | — |
| 2005 | 83° | 54° | 68° | — | — |
| 2004 | 88° | 55° | 71° | — | — |
| 2003 | 84° | 53° | 69° | — | — |
| 2002 | 90° | 58° | 74° | — | — |
| 2001 | 106° | 62° | 84° | — | — |
| 2000 | 100° | 59° | 80° | — | — |
| 1999 | 93° | 53° | 73° | — | — |
| 1998 | 78° | 54° | 66° | — | — |
| 1997 | 97° | 58° | 77° | — | — |
| 1996 | 88° | 56° | 72° | — | — |
| 1995 | 86° | 58° | 72° | — | — |
| 1994 | 92° | 54° | 73° | — | — |
| 1993 | 97° | 59° | 78° | — | — |
| 1992 | 104° | 60° | 82° | — | — |
| 1991 | 84° | 48° | 66° | — | — |
| 1990 | 105° | 63° | 84° | — | — |
| 1989 | 92° | 52° | 72° | — | — |
| 1988 | 78° | 54° | 66° | — | — |
| 1987 | 84° | 54° | 69° | — | — |
| 1986 | 98° | 55° | 77° | — | — |
| 1985 | 88° | 47° | 67° | — | — |
| 1984 | 82° | 49° | 65° | — | — |
| 1983 | 86° | 50° | 68° | — | — |
| 1982 | 86° | 54° | 70° | — | — |
| 1981 | 103° | 70° | 86° | — | — |
| 1980 | 84° | 50° | 67° | — | — |
| 1979 | 86° | 58° | 72° | — | — |
| 1978 | 83° | 52° | 67° | — | — |
| 1977 | 88° | 51° | 69° | — | — |
| 1976 | 85° | 53° | 69° | — | — |
| 1975 | 85° | 50° | 67° | — | — |
| 1974 | 90° | 50° | 70° | — | — |
| 1973 | 103° | 55° | 79° | — | — |
| 1972 | 95° | 53° | 74° | — | — |
| 1971 | 91° | 55° | 73° | — | — |
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
Vacaville, CA has no months that meet our "pleasant" threshold — every season has tradeoffs.