Weather on May 31
Vallejo, CA
55 Years of Data
Avg High
80°F
Avg Low
52°F
Warmest
1997
77°F avg
Coldest
2011
51°F avg
About This Date
May 31st in Vallejo, CA typically brings warm spring weather, with average highs around 80°F and lows near 52°F — a 28°F daily swing. Over 55 years of records, the warmest May 31st was in 1997 (77°F average), while the coldest was 2011 (51°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 4% of May 31st dates historically. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for May 31st in Vallejo, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 94° | 55° | 74° | — | — |
| 2024 | 88° | 56° | 72° | — | — |
| 2023 | 74° | 52° | 63° | — | — |
| 2022 | 87° | 51° | 69° | — | — |
| 2021 | 93° | — | — | — | — |
| 2020 | 77° | 57° | 67° | — | — |
| 2019 | 73° | 55° | 64° | — | — |
| 2018 | 73° | 51° | 62° | — | — |
| 2017 | 80° | 54° | 67° | — | — |
| 2016 | 83° | 47° | 65° | — | — |
| 2015 | 70° | 50° | 60° | — | — |
| 2014 | 72° | 47° | 59° | — | — |
| 2013 | 88° | 43° | 65° | — | — |
| 2012 | 84° | 48° | 66° | — | — |
| 2011coldest | 60° | 41° | 51° | — | — |
| 2010 | 75° | 55° | 65° | — | — |
| 2009 | 71° | 51° | 61° | — | — |
| 2008 | 66° | 49° | 57° | — | — |
| 2007 | 71° | 52° | 61° | — | — |
| 2006 | 79° | 46° | 62° | — | — |
| 2005 | 79° | 56° | 67° | — | — |
| 2004 | 87° | 54° | 70° | — | — |
| 2003 | 79° | 54° | 66° | — | — |
| 2002 | 76° | 52° | 64° | — | — |
| 2001 | 96° | 53° | 75° | — | — |
| 2000 | 87° | 48° | 68° | — | — |
| 1999 | 68° | 51° | 60° | — | — |
| 1998 | 74° | 47° | 60° | — | — |
| 1997warmest | 92° | 63° | 77° | — | — |
| 1996 | 84° | 50° | 67° | — | — |
| 1995 | 91° | 50° | 71° | — | — |
| 1994 | 74° | 54° | 64° | — | — |
| 1993 | 75° | 58° | 66° | 0.46" | — |
| 1992 | 87° | 53° | 70° | — | — |
| 1991 | 90° | 48° | 69° | — | — |
| 1990 | 71° | 47° | 59° | 0.33" | — |
| 1989 | 91° | 59° | 75° | — | — |
| 1988 | 78° | 46° | 62° | — | — |
| 1987 | 82° | 44° | 63° | — | — |
| 1986 | 74° | 54° | 64° | — | — |
| 1985 | 68° | 50° | 59° | — | — |
| 1984 | 89° | 47° | 68° | — | — |
| 1983 | 81° | 52° | 66° | — | — |
| 1982 | 68° | 54° | 61° | — | — |
| 1981 | 92° | 54° | 73° | — | — |
| 1980 | 74° | 57° | 65° | — | — |
| 1979 | 96° | 52° | 74° | — | — |
| 1978 | 92° | 56° | 74° | — | — |
| 1977 | 83° | 52° | 67° | — | — |
| 1976 | 68° | 56° | 62° | — | — |
| 1975 | 88° | 54° | 71° | — | — |
| 1974 | 83° | 50° | 66° | — | — |
| 1973 | 70° | 52° | 61° | — | — |
| 1972 | 85° | 51° | 68° | — | — |
| 1971 | 66° | 48° | 57° | — | — |
55 years of data from VALLEJO