Weather on October 23
Vacaville, CA
55 Years of Data
Avg High
77°F
Avg Low
49°F
Warmest
2019
71°F avg
Coldest
2002
52°F avg
About This Date
October 23rd in Vacaville, CA typically brings pleasant fall weather, with average highs around 77°F and lows near 49°F — a 28°F daily swing. Over 55 years of records, the warmest October 23rd was in 2019 (71°F average), while the coldest was 2002 (52°F) — a 19°F range across recorded history. Rain or other precipitation has occurred on about 15% of October 23rd dates historically, with the wettest October 23rd recording 3.33" of rain. The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
Planning for October 23rd in Vacaville, CA? Great weather for outdoor activities.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 74° | 48° | 61° | — | — |
| 2024 | 82° | 46° | 64° | — | — |
| 2023 | 82° | 54° | 68° | — | — |
| 2022 | 72° | 50° | 61° | — | — |
| 2021 | 66° | 51° | 59° | 0.05" | — |
| 2020 | 79° | 43° | 61° | — | — |
| 2019warmest | 88° | 54° | 71° | — | — |
| 2018 | 75° | 41° | 58° | — | — |
| 2017 | 86° | 52° | 69° | — | — |
| 2016 | 75° | 44° | 60° | — | — |
| 2015 | 82° | 51° | 67° | — | — |
| 2014 | 78° | 55° | 67° | — | — |
| 2013 | 83° | 43° | 63° | — | — |
| 2012 | 63° | 49° | 56° | — | — |
| 2011 | 83° | 47° | 65° | — | — |
| 2010 | 63° | 54° | 58° | 0.46" | — |
| 2009 | 81° | 55° | 68° | — | — |
| 2008 | 88° | 51° | 69° | — | — |
| 2007 | 85° | 48° | 66° | — | — |
| 2006 | 85° | 46° | 65° | — | — |
| 2005 | 80° | 48° | 64° | — | — |
| 2004 | 59° | 55° | 57° | 0.48" | — |
| 2003 | 90° | 48° | 69° | — | — |
| 2002coldest | 62° | 43° | 52° | — | — |
| 2001 | 79° | 56° | 67° | — | — |
| 2000 | 79° | 50° | 64° | — | — |
| 1999 | 76° | 50° | 63° | — | — |
| 1998 | 76° | 42° | 59° | — | — |
| 1997 | 77° | 49° | 63° | — | — |
| 1996 | 78° | 39° | 59° | — | — |
| 1995 | 76° | 49° | 62° | — | — |
| 1994 | 80° | 49° | 64° | — | — |
| 1993 | 82° | 50° | 66° | — | — |
| 1992 | 81° | 47° | 64° | — | — |
| 1991 | 70° | 42° | 56° | — | — |
| 1990 | 86° | 49° | 67° | — | — |
| 1989 | 68° | 56° | 62° | 3.33" | — |
| 1988 | 83° | 50° | 66° | — | — |
| 1987 | 68° | 59° | 64° | 0.33" | — |
| 1986 | 77° | 50° | 64° | — | — |
| 1985 | 74° | 50° | 62° | — | — |
| 1984 | 76° | 40° | 58° | — | — |
| 1983 | 80° | 56° | 68° | — | — |
| 1982 | 79° | 56° | 67° | 0.1" | — |
| 1981 | 84° | 44° | 64° | — | — |
| 1980 | 83° | 42° | 62° | — | — |
| 1979 | 70° | 51° | 60° | — | — |
| 1978 | 90° | 46° | 68° | — | — |
| 1977 | 75° | 50° | 63° | — | — |
| 1976 | 75° | 41° | 58° | — | — |
| 1975 | 65° | 49° | 57° | — | — |
| 1974 | 75° | 51° | 63° | — | — |
| 1973 | 68° | 50° | 59° | 1.27" | — |
| 1972 | 75° | 47° | 61° | — | — |
| 1971 | 63° | 47° | 55° | 0.03" | — |
55 years of data from VACAVILLE/NUT TREE AP ASOS