Weather on May 8
Vacaville, CA
55 Years of Data
Avg High
80°F
Avg Low
49°F
Warmest
1987
79°F avg
Coldest
1979
53°F avg
About This Date
May 8th in Vacaville, CA typically brings warm spring weather, with average highs around 80°F and lows near 49°F — a 31°F daily swing. Over 55 years of records, the warmest May 8th was in 1987 (79°F average), while the coldest was 1979 (53°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 11% of May 8th dates historically, with the wettest May 8th recording 1.73" of rain. The last decade has been 3.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.9°F warmer on this date compared to 20-30 years ago.
Planning for May 8th in Vacaville, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 89° | 45° | 67° | — | — |
| 2024 | 80° | 61° | 70° | — | — |
| 2023 | 69° | 46° | 58° | 0.1" | — |
| 2022 | 69° | 43° | 56° | — | — |
| 2021 | 90° | 65° | 77° | — | — |
| 2020 | 95° | 46° | 71° | — | — |
| 2019 | 80° | 52° | 66° | — | — |
| 2018 | 88° | 51° | 69° | — | — |
| 2017 | 85° | 50° | 67° | — | — |
| 2016 | 73° | 56° | 64° | — | — |
| 2015 | 76° | 43° | 59° | — | — |
| 2014 | 67° | 53° | 60° | — | — |
| 2013 | 75° | 55° | 65° | — | — |
| 2012 | 93° | 49° | 71° | — | — |
| 2011 | 69° | 50° | 60° | — | — |
| 2010 | 75° | 51° | 63° | — | — |
| 2009 | 88° | 53° | 70° | — | — |
| 2008 | 81° | 52° | 66° | — | — |
| 2007 | 93° | 57° | 75° | — | — |
| 2006 | 84° | 54° | 69° | — | — |
| 2005 | 61° | 54° | 57° | 1.73" | — |
| 2004 | 78° | 49° | 63° | — | — |
| 2003 | 65° | 44° | 54° | 0.05" | — |
| 2002 | 81° | 54° | 67° | — | — |
| 2001 | 97° | 56° | 76° | — | — |
| 2000 | 73° | 51° | 62° | 0.03" | — |
| 1999 | 75° | 41° | 58° | — | — |
| 1998 | 64° | 51° | 58° | — | — |
| 1997 | 88° | 49° | 68° | — | — |
| 1996 | 80° | 46° | 63° | — | — |
| 1995 | 71° | 47° | 59° | — | — |
| 1994 | 79° | 45° | 62° | — | — |
| 1993 | 82° | 45° | 63° | — | — |
| 1992 | 92° | 53° | 72° | — | — |
| 1991 | 78° | — | — | — | — |
| 1990 | 87° | 45° | 66° | — | — |
| 1989 | 91° | 59° | 75° | — | — |
| 1988 | — | 45° | — | 0.25" | — |
| 1987warmest | 95° | 63° | 79° | — | — |
| 1986 | 79° | 46° | 62° | — | — |
| 1985 | 77° | 40° | 58° | — | — |
| 1984 | 90° | 48° | 69° | — | — |
| 1983 | 68° | 42° | 55° | — | — |
| 1982 | 81° | 50° | 65° | — | — |
| 1981 | 85° | 45° | 65° | — | — |
| 1980 | 80° | 50° | 65° | — | — |
| 1979coldest | 70° | 37° | 53° | — | — |
| 1978 | 85° | 46° | 65° | — | — |
| 1977 | 68° | 39° | 54° | — | — |
| 1976 | 83° | 51° | 67° | — | — |
| 1975 | 74° | 39° | 56° | — | — |
| 1974 | 86° | 49° | 67° | — | — |
| 1973 | 84° | 41° | 63° | — | — |
| 1972 | 70° | 40° | 55° | — | — |
| 1971 | 66° | 49° | 57° | 0.28" | — |
55 years of data from VACAVILLE/NUT TREE AP ASOS