Weather on May 31
Ventura, CA
55 Years of Data
Avg High
79°F
Avg Low
50°F
Warmest
1997
77°F avg
Coldest
1980
49°F avg
About This Date
May 31st in Ventura, CA typically brings pleasant spring weather, with average highs around 79°F and lows near 50°F — a 29°F daily swing. Over 55 years of records, the warmest May 31st was in 1997 (77°F average), while the coldest was 1980 (49°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 2% of May 31st dates historically. The last decade has been 2.3°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.3°F cooler on this date compared to 20-30 years ago.
Planning for May 31st in Ventura, CA? Great weather for outdoor activities.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 98° | 51° | 75° | — | — |
| 2024 | 77° | 51° | 64° | — | — |
| 2023 | 63° | 54° | 58° | — | — |
| 2022 | 80° | 42° | 61° | — | — |
| 2021 | 84° | 41° | 63° | — | — |
| 2020 | 76° | 47° | 61° | — | — |
| 2019 | 81° | 50° | 65° | — | — |
| 2018 | 82° | 53° | 68° | 0.05" | — |
| 2017 | 79° | 52° | 65° | — | — |
| 2016 | 76° | 46° | 61° | — | — |
| 2015 | 89° | 49° | 69° | — | — |
| 2014 | 87° | 47° | 67° | — | — |
| 2013 | 88° | 50° | 69° | — | — |
| 2012 | 88° | 50° | 69° | — | — |
| 2011 | 72° | 43° | 57° | — | — |
| 2010 | 73° | 50° | 62° | — | — |
| 2009 | 72° | 55° | 63° | — | — |
| 2008 | 68° | 45° | 56° | — | — |
| 2007 | 70° | 46° | 58° | — | — |
| 2006 | 88° | 52° | 70° | — | — |
| 2005 | 75° | 50° | 63° | — | — |
| 2004 | 86° | 52° | 69° | — | — |
| 2003 | 79° | 52° | 65° | — | — |
| 2002 | 88° | 55° | 71° | — | — |
| 2001 | 84° | 57° | 71° | — | — |
| 2000 | 78° | 52° | 65° | — | — |
| 1999 | 73° | 44° | 59° | — | — |
| 1998 | 77° | 45° | 61° | — | — |
| 1997warmest | 89° | 64° | 77° | — | — |
| 1996 | 82° | 45° | 63° | — | — |
| 1995 | 88° | 55° | 71° | — | — |
| 1994 | 77° | 53° | 65° | — | — |
| 1993 | 75° | 55° | 65° | — | — |
| 1992 | 85° | 56° | 70° | — | — |
| 1991 | — | 49° | — | — | — |
| 1990 | 72° | 48° | 60° | — | — |
| 1989 | 85° | 41° | 63° | — | — |
| 1988 | 80° | 45° | 62° | — | — |
| 1987 | 85° | 50° | 67° | — | — |
| 1986 | 70° | 52° | 61° | — | — |
| 1985 | 73° | 43° | 58° | — | — |
| 1984 | 80° | 53° | 67° | — | — |
| 1983 | 63° | 57° | 60° | — | — |
| 1982 | 71° | 40° | 55° | — | — |
| 1981 | 78° | 50° | 64° | — | — |
| 1980coldest | 62° | 36° | 49° | — | — |
| 1979 | 72° | 48° | 60° | — | — |
| 1978 | 82° | 57° | 70° | — | — |
| 1977 | 89° | 50° | 70° | — | — |
| 1976 | 81° | 45° | 63° | — | — |
| 1975 | 83° | 51° | 67° | — | — |
| 1974 | 67° | 50° | 58° | — | — |
| 1973 | 70° | 56° | 63° | — | — |
| 1972 | 90° | 57° | 73° | — | — |
| 1971 | 65° | 47° | 56° | — | — |
55 years of data from OJAI CALIFORNIA