Weather on May 31
Stockton, CA
55 Years of Data
Avg High
86°F
Avg Low
54°F
Warmest
2025
91°F avg
Coldest
1990
56°F avg
About This Date
May 31st in Stockton, CA typically brings warm spring weather, with average highs around 86°F and lows near 54°F — a 32°F daily swing. Over 55 years of records, the warmest May 31st was in 2025 (91°F average), while the coldest was 1990 (56°F) — a 35°F range across recorded history. Rain or other precipitation has occurred on about 4% of May 31st dates historically, with the wettest May 31st recording 1.24" of rain. The last decade has been 1.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.1°F warmer on this date compared to 20-30 years ago.
Planning for May 31st in Stockton, 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 |
|---|---|---|---|---|---|
| 2025warmest | 106° | 77° | 91° | — | — |
| 2024 | 96° | 56° | 76° | — | — |
| 2023 | 82° | 52° | 67° | — | — |
| 2022 | 89° | 51° | 70° | — | — |
| 2021 | 101° | 56° | 78° | — | — |
| 2020 | 80° | 56° | 68° | — | — |
| 2019 | 91° | 58° | 74° | — | — |
| 2018 | 75° | 44° | 60° | — | — |
| 2017 | 84° | 56° | 70° | 0.18" | — |
| 2016 | 101° | 59° | 80° | — | — |
| 2015 | 80° | 53° | 67° | — | — |
| 2014 | 86° | 51° | 69° | — | — |
| 2013 | 93° | 55° | 74° | — | — |
| 2012 | 89° | 59° | 74° | — | — |
| 2011 | 71° | 52° | 61° | — | — |
| 2010 | 84° | 58° | 71° | — | — |
| 2009 | 83° | 42° | 62° | — | — |
| 2008 | 77° | 53° | 65° | — | — |
| 2007 | 82° | 52° | 67° | — | — |
| 2006 | 86° | 55° | 71° | — | — |
| 2005 | 86° | 64° | 75° | — | — |
| 2004 | 92° | 58° | 75° | — | — |
| 2003 | 91° | 53° | 72° | — | — |
| 2002 | 96° | 57° | 77° | — | — |
| 2001 | 102° | 51° | 77° | — | — |
| 2000 | 82° | 55° | 69° | — | — |
| 1999 | 80° | 59° | 70° | — | — |
| 1998 | 76° | 53° | 64° | — | — |
| 1997 | 92° | 63° | 77° | — | — |
| 1996 | 83° | 51° | 67° | — | — |
| 1995 | 95° | 65° | 80° | — | — |
| 1994 | 92° | 50° | 71° | — | — |
| 1993 | 75° | 59° | 67° | 1.24" | — |
| 1992 | 95° | 57° | 76° | — | — |
| 1991 | 76° | 41° | 58° | — | — |
| 1990coldest | 75° | 37° | 56° | — | — |
| 1989 | 84° | 43° | 63° | — | — |
| 1988 | 77° | 40° | 58° | — | — |
| 1987 | 80° | 55° | 68° | — | — |
| 1986 | 89° | 51° | 70° | — | — |
| 1985 | 69° | 49° | 59° | — | — |
| 1984 | 96° | 60° | 78° | — | — |
| 1983 | 85° | 50° | 67° | — | — |
| 1982 | 80° | 50° | 65° | — | — |
| 1981 | 85° | 58° | 71° | — | — |
| 1980 | 76° | 49° | 62° | — | — |
| 1979 | 91° | 54° | 72° | — | — |
| 1978 | 95° | 57° | 76° | — | — |
| 1977 | 93° | 61° | 77° | — | — |
| 1976 | 77° | 55° | 66° | — | — |
| 1975 | 98° | 56° | 77° | — | — |
| 1974 | 86° | 50° | 68° | — | — |
| 1973 | 81° | 54° | 67° | — | — |
| 1972 | 93° | 52° | 72° | — | — |
| 1971 | 71° | 46° | 59° | — | — |
55 years of data from STOCKTON FIRE STN 4