Weather on May 2
Vacaville, CA
55 Years of Data
Avg High
78°F
Avg Low
49°F
Warmest
2017
81°F avg
Coldest
1991
53°F avg
About This Date
May 2nd in Vacaville, CA typically brings pleasant spring weather, with average highs around 78°F and lows near 49°F — a 29°F daily swing. Over 55 years of records, the warmest May 2nd was in 2017 (81°F average), while the coldest was 1991 (53°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 13% of May 2nd dates historically, with the wettest May 2nd recording 1.35" of rain. The last decade has been 1.7°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.7°F warmer on this date compared to 20-30 years ago.
Planning for May 2nd in Vacaville, CA? Great weather for outdoor activities.
Warming Trend
1.1°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 79° | 51° | 65° | — | — |
| 2024 | 84° | 46° | 65° | — | — |
| 2023 | 63° | 48° | 55° | — | — |
| 2022 | 76° | 53° | 64° | — | — |
| 2021 | 86° | 50° | 68° | — | — |
| 2020 | 75° | 54° | 64° | — | — |
| 2019 | 82° | 44° | 63° | — | — |
| 2018 | 77° | 46° | 62° | — | — |
| 2017warmest | 93° | 68° | 81° | — | — |
| 2016 | 83° | 51° | 67° | — | — |
| 2015 | 87° | 54° | 70° | — | — |
| 2014 | 87° | 48° | 68° | — | — |
| 2013 | 91° | 59° | 75° | — | — |
| 2012 | 71° | 46° | 59° | — | — |
| 2011 | 82° | 46° | 64° | — | — |
| 2010 | 83° | 51° | 67° | — | — |
| 2009 | 63° | 56° | 59° | 0.2" | — |
| 2008 | 76° | 48° | 62° | — | — |
| 2007 | 69° | 52° | 60° | 0.43" | — |
| 2006 | 87° | 53° | 70° | — | — |
| 2005 | 78° | 48° | 63° | — | — |
| 2004 | 92° | 53° | 72° | — | — |
| 2003 | 62° | 54° | 58° | 1.35" | — |
| 2002 | 72° | 47° | 59° | — | — |
| 2001 | 76° | 56° | 66° | — | — |
| 2000 | 79° | 50° | 64° | — | — |
| 1999 | 65° | 48° | 56° | 0.1" | — |
| 1998 | 69° | 54° | 61° | 0.33" | — |
| 1997 | 79° | 47° | 63° | — | — |
| 1996 | 93° | 57° | 75° | — | — |
| 1995 | 75° | 48° | 62° | — | — |
| 1994 | 79° | 46° | 62° | — | — |
| 1993 | 88° | 47° | 67° | — | — |
| 1992 | 92° | 49° | 70° | — | — |
| 1991coldest | 63° | 44° | 53° | — | — |
| 1990 | 92° | 55° | 73° | — | — |
| 1989 | 80° | 50° | 65° | — | — |
| 1988 | 71° | 44° | 58° | — | — |
| 1987 | 75° | 41° | 58° | — | — |
| 1986 | 69° | 52° | 60° | — | — |
| 1985 | 88° | 46° | 67° | — | — |
| 1984 | 74° | 52° | 63° | 0.03" | — |
| 1983 | 69° | 43° | 56° | — | — |
| 1982 | 79° | 43° | 61° | — | — |
| 1981 | 77° | 47° | 62° | — | — |
| 1980 | 77° | 47° | 62° | — | — |
| 1979 | 80° | 45° | 62° | — | — |
| 1978 | 87° | 54° | 70° | — | — |
| 1977 | 72° | 45° | 58° | — | — |
| 1976 | 81° | 42° | 61° | — | — |
| 1975 | 74° | 41° | 57° | — | — |
| 1974 | 73° | 41° | 57° | — | — |
| 1973 | 81° | 38° | 59° | — | — |
| 1972 | 89° | 43° | 66° | — | — |
| 1971 | 63° | 47° | 55° | 1.07" | — |
55 years of data from VACAVILLE/NUT TREE AP ASOS