Weather on October 19
Vacaville, CA
55 Years of Data
Avg High
79°F
Avg Low
48°F
Warmest
1991
74°F avg
Coldest
1999
51°F avg
About This Date
October 19th in Vacaville, CA typically brings pleasant fall weather, with average highs around 79°F and lows near 48°F — a 31°F daily swing. Over 55 years of records, the warmest October 19th was in 1991 (74°F average), while the coldest was 1999 (51°F) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 7% of October 19th dates historically, with the wettest October 19th recording 3.15" of rain. The last decade has been 3.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.5°F warmer on this date compared to 20-30 years ago.
Planning for October 19th in Vacaville, CA? Great weather for outdoor activities.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 84° | 47° | 65° | — | — |
| 2024 | 80° | 50° | 65° | — | — |
| 2023 | 94° | 50° | 72° | — | — |
| 2022 | 93° | 50° | 72° | — | — |
| 2021 | 68° | 38° | 53° | — | — |
| 2020 | 91° | 51° | 71° | — | — |
| 2019 | 77° | 48° | 63° | — | — |
| 2018 | 87° | 44° | 66° | — | — |
| 2017 | 71° | 55° | 63° | 0.33" | — |
| 2016 | 82° | 44° | 63° | — | — |
| 2015 | 78° | 52° | 65° | — | — |
| 2014 | 82° | 52° | 67° | — | — |
| 2013 | 84° | 42° | 63° | — | — |
| 2012 | 82° | 54° | 68° | — | — |
| 2011 | 78° | 52° | 65° | — | — |
| 2010 | 82° | 49° | 65° | — | — |
| 2009 | 60° | 55° | 58° | 0.48" | — |
| 2008 | 78° | 50° | 64° | — | — |
| 2007 | 72° | 54° | 63° | — | — |
| 2006 | 81° | 45° | 63° | — | — |
| 2005 | 73° | 53° | 63° | — | — |
| 2004 | 61° | 51° | 56° | 3.15" | — |
| 2003 | 86° | 48° | 67° | — | — |
| 2002 | 76° | 45° | 60° | — | — |
| 2001 | 85° | 48° | 66° | — | — |
| 2000 | 82° | 46° | 64° | — | — |
| 1999coldest | 56° | 47° | 51° | — | — |
| 1998 | 87° | 45° | 66° | — | — |
| 1997 | 83° | 49° | 66° | — | — |
| 1996 | 69° | 49° | 59° | — | — |
| 1995 | 89° | 51° | 70° | — | — |
| 1994 | 74° | 45° | 59° | — | — |
| 1993 | 79° | 46° | 62° | — | — |
| 1992 | 80° | 48° | 64° | — | — |
| 1991warmest | 94° | 54° | 74° | — | — |
| 1990 | 74° | 47° | 60° | — | — |
| 1989 | 84° | 54° | 69° | — | — |
| 1988 | 90° | 55° | 72° | — | — |
| 1987 | 83° | 44° | 63° | — | — |
| 1986 | 79° | 45° | 62° | — | — |
| 1985 | 74° | 46° | 60° | — | — |
| 1984 | 65° | 49° | 57° | — | — |
| 1983 | 83° | 45° | 64° | — | — |
| 1982 | 79° | 54° | 66° | — | — |
| 1981 | 85° | 45° | 65° | — | — |
| 1980 | 79° | 41° | 60° | — | — |
| 1979 | 70° | 54° | 62° | 1.83" | — |
| 1978 | 78° | 46° | 62° | — | — |
| 1977 | 74° | 43° | 58° | — | — |
| 1976 | 82° | 39° | 61° | — | — |
| 1975 | 83° | 46° | 64° | — | — |
| 1974 | 86° | 52° | 69° | — | — |
| 1973 | 81° | 50° | 65° | — | — |
| 1972 | 71° | 47° | 59° | — | — |
| 1971 | 68° | 39° | 54° | — | — |
55 years of data from VACAVILLE/NUT TREE AP ASOS