Weather on May 19
Vacaville, CA
55 Years of Data
Avg High
82°F
Avg Low
51°F
Warmest
1997
79°F avg
Coldest
2019
54°F avg
About This Date
May 19th in Vacaville, CA typically brings warm spring weather, with average highs around 82°F and lows near 51°F — a 31°F daily swing. Over 55 years of records, the warmest May 19th was in 1997 (79°F average), while the coldest was 2019 (54°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 9% of May 19th dates historically, with the wettest May 19th recording 1.12" of rain. 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 May 19th in Vacaville, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 90° | 49° | 69° | — | — |
| 2024 | 82° | 52° | 67° | — | — |
| 2023 | 88° | 54° | 71° | — | — |
| 2022 | 94° | 61° | 77° | — | — |
| 2021 | 78° | 51° | 65° | — | — |
| 2020 | 75° | 48° | 62° | — | — |
| 2019coldest | 63° | 45° | 54° | 1.04" | — |
| 2018 | 78° | 54° | 66° | — | — |
| 2017 | 91° | 50° | 71° | — | — |
| 2016 | 80° | 58° | 69° | — | — |
| 2015 | 76° | 53° | 64° | — | — |
| 2014 | 75° | 52° | 63° | — | — |
| 2013 | 88° | 50° | 69° | — | — |
| 2012 | 87° | 52° | 69° | — | — |
| 2011 | 82° | 46° | 64° | — | — |
| 2010 | 68° | 51° | 60° | — | — |
| 2009 | 90° | 58° | 74° | — | — |
| 2008 | 93° | 55° | 74° | — | — |
| 2007 | 83° | 54° | 68° | — | — |
| 2006 | 78° | 52° | 65° | 0.05" | — |
| 2005 | 71° | 55° | 63° | 0.03" | — |
| 2004 | 81° | 48° | 64° | — | — |
| 2003 | 87° | 48° | 68° | — | — |
| 2002 | 62° | 50° | 56° | 1.12" | — |
| 2001 | 101° | 58° | 79° | — | — |
| 2000 | 94° | 56° | 75° | — | — |
| 1999 | 75° | 46° | 61° | — | — |
| 1998 | 69° | 49° | 59° | — | — |
| 1997warmest | 99° | 59° | 79° | — | — |
| 1996 | 74° | 49° | 61° | — | — |
| 1995 | 87° | 53° | 70° | — | — |
| 1994 | 66° | 47° | 56° | — | — |
| 1993 | 80° | 63° | 71° | — | — |
| 1992 | 78° | 53° | 66° | — | — |
| 1991 | 73° | 39° | 56° | — | — |
| 1990 | 66° | 48° | 57° | — | — |
| 1989 | 82° | 50° | 66° | — | — |
| 1988 | 91° | 55° | 73° | — | — |
| 1987 | 74° | 49° | 61° | — | — |
| 1986 | 86° | 49° | 67° | — | — |
| 1985 | 84° | 46° | 65° | — | — |
| 1984 | 91° | 50° | 71° | — | — |
| 1983 | 87° | 57° | 72° | — | — |
| 1982 | 85° | 46° | 65° | — | — |
| 1981 | 69° | 48° | 59° | — | — |
| 1980 | 93° | 52° | 72° | — | — |
| 1979 | 95° | 55° | 75° | — | — |
| 1978 | 93° | 50° | 72° | — | — |
| 1977 | 79° | 49° | 64° | 0.48" | — |
| 1976 | 80° | 45° | 62° | — | — |
| 1975 | 84° | 53° | 69° | — | — |
| 1974 | 73° | 40° | 56° | — | — |
| 1973 | 94° | 58° | 76° | — | — |
| 1972 | 70° | 48° | 59° | — | — |
| 1971 | 83° | 45° | 64° | — | — |
55 years of data from VACAVILLE/NUT TREE AP ASOS