Weather on May 28
Vacaville, CA
55 Years of Data
Avg High
83°F
Avg Low
53°F
Warmest
1975
83°F avg
Coldest
1998
51°F avg
About This Date
May 28th in Vacaville, CA typically brings warm spring weather, with average highs around 83°F and lows near 53°F — a 30°F daily swing. Over 55 years of records, the warmest May 28th was in 1975 (83°F average), while the coldest was 1998 (51°F) — a 32°F range across recorded history. Rain or other precipitation has occurred on about 7% of May 28th dates historically, with the wettest May 28th recording 4.39" of rain. The last decade has been 4.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.0°F warmer on this date compared to 20-30 years ago.
Planning for May 28th in Vacaville, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 83° | 55° | 69° | — | — |
| 2024 | 89° | 55° | 72° | — | — |
| 2023 | 77° | 57° | 67° | — | — |
| 2022 | 81° | 56° | 68° | — | — |
| 2021 | 87° | 58° | 72° | — | — |
| 2020 | 102° | 58° | 80° | — | — |
| 2019 | 82° | 52° | 67° | — | — |
| 2018 | 98° | 56° | 77° | — | — |
| 2017 | 85° | 54° | 69° | — | — |
| 2016 | 91° | 64° | 78° | — | — |
| 2015 | 87° | 52° | 69° | — | — |
| 2014 | 83° | 47° | 65° | — | — |
| 2013 | 79° | 57° | 68° | — | — |
| 2012 | 72° | 52° | 62° | — | — |
| 2011 | 69° | 46° | 58° | 0.56" | — |
| 2010 | 70° | 42° | 56° | — | — |
| 2009 | 99° | 61° | 80° | — | — |
| 2008 | 72° | 52° | 62° | — | — |
| 2007 | 89° | 52° | 70° | — | — |
| 2006 | 77° | 48° | 63° | — | — |
| 2005 | 75° | 56° | 65° | — | — |
| 2004 | 75° | 56° | 65° | — | — |
| 2003 | 100° | 56° | 78° | — | — |
| 2002 | 86° | 57° | 72° | — | — |
| 2001 | 82° | 49° | 65° | — | — |
| 2000 | 90° | 57° | 73° | — | — |
| 1999 | 81° | 52° | 66° | — | — |
| 1998coldest | 54° | 49° | 51° | 4.39" | — |
| 1997 | 92° | 62° | 77° | — | — |
| 1996 | 81° | 54° | 67° | — | — |
| 1995 | 94° | 54° | 74° | — | — |
| 1994 | 88° | 51° | 69° | — | — |
| 1993 | 74° | 49° | 61° | — | — |
| 1992 | 91° | 59° | 75° | — | — |
| 1991 | 76° | 50° | 63° | — | — |
| 1990 | 71° | 51° | 61° | 1.27" | — |
| 1989 | 76° | 53° | 64° | — | — |
| 1988 | 64° | 57° | 61° | — | — |
| 1987 | 81° | 46° | 63° | — | — |
| 1986 | 88° | 52° | 70° | — | — |
| 1985 | 73° | 45° | 59° | — | — |
| 1984 | 104° | 60° | 82° | — | — |
| 1983 | 87° | 53° | 70° | — | — |
| 1982 | 78° | 46° | 62° | — | — |
| 1981 | 96° | 54° | 75° | — | — |
| 1980 | 69° | 49° | 59° | — | — |
| 1979 | 80° | 50° | 65° | — | — |
| 1978 | 93° | 55° | 74° | — | — |
| 1977 | 80° | 41° | 61° | — | — |
| 1976 | 80° | 42° | 61° | — | — |
| 1975warmest | 93° | 74° | 83° | — | — |
| 1974 | 86° | 50° | 68° | — | — |
| 1973 | 98° | 50° | 74° | — | — |
| 1972 | 95° | 49° | 72° | — | — |
| 1971 | 61° | 51° | 56° | 0.2" | — |
55 years of data from VACAVILLE/NUT TREE AP ASOS