Weather on May 31
Antioch, CA
55 Years of Data
Avg High
82°F
Avg Low
56°F
Warmest
2001
86°F avg
Coldest
2011
50°F avg
About This Date
May 31st in Antioch, CA typically brings warm spring weather, with average highs around 82°F and lows near 56°F — a 26°F daily swing. Over 54 years of records, the warmest May 31st was in 2001 (86°F average), while the coldest was 2011 (50°F) — a 36°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 Antioch, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 92° | 76° | 84° | — | — |
| 2024 | 86° | 68° | 77° | — | — |
| 2023 | 64° | 47° | 55° | — | — |
| 2022 | 81° | 53° | 67° | — | — |
| 2021 | 100° | 59° | 80° | — | — |
| 2020 | 78° | 58° | 68° | — | — |
| 2019 | 85° | 56° | 70° | — | — |
| 2018 | 72° | 53° | 62° | — | — |
| 2017 | 71° | 53° | 62° | — | — |
| 2016 | 97° | 59° | 78° | — | — |
| 2015 | 77° | 54° | 65° | — | — |
| 2014 | 82° | 51° | 67° | — | — |
| 2013 | 93° | 61° | 77° | — | — |
| 2012 | 89° | 68° | 79° | — | — |
| 2011coldest | 54° | 46° | 50° | — | — |
| 2010 | 79° | 52° | 65° | — | — |
| 2009 | 78° | 54° | 66° | — | — |
| 2008 | 76° | 52° | 64° | — | — |
| 2007 | 79° | 52° | 65° | — | — |
| 2006 | 85° | 55° | 70° | — | — |
| 2005 | 84° | 55° | 70° | — | — |
| 2004 | 90° | 59° | 74° | — | — |
| 2003 | 76° | 55° | 65° | — | — |
| 2002 | 87° | 59° | 73° | — | — |
| 2001warmest | 97° | 76° | 86° | — | — |
| 2000 | 83° | 58° | 70° | — | — |
| 1999 | 78° | 51° | 65° | — | — |
| 1998 | 74° | 53° | 63° | — | — |
| 1997 | 90° | 65° | 77° | — | — |
| 1996 | 79° | 48° | 63° | — | — |
| 1995 | 89° | 56° | 72° | — | — |
| 1994 | 90° | 58° | 74° | — | — |
| 1993 | 72° | 61° | 66° | 0.2" | — |
| 1992 | 93° | 57° | 75° | — | — |
| 1991 | 74° | 55° | 64° | — | — |
| 1990 | 70° | 50° | 60° | 0.13" | — |
| 1989 | 81° | 56° | 68° | — | — |
| 1988 | 75° | 50° | 63° | — | — |
| 1987 | 76° | 49° | 62° | — | — |
| 1986 | 88° | 55° | 71° | — | — |
| 1984 | 97° | 59° | 78° | — | — |
| 1983 | 84° | 53° | 69° | — | — |
| 1982 | 77° | 50° | 64° | — | — |
| 1981 | 83° | 57° | 70° | — | — |
| 1980 | 74° | 50° | 62° | — | — |
| 1979 | 91° | 52° | 71° | — | — |
| 1978 | 93° | 68° | 81° | — | — |
| 1977 | 92° | 58° | 75° | — | — |
| 1976 | 76° | 62° | 69° | — | — |
| 1975 | 91° | 56° | 73° | — | — |
| 1974 | 90° | 51° | 70° | — | — |
| 1973 | 82° | 56° | 69° | — | — |
| 1972 | 86° | 53° | 70° | — | — |
| 1971 | 70° | 48° | 59° | — | — |
54 years of data from ANTIOCH FIBREBRD MILLS