Weather on August 31
Ventura, CA
55 Years of Data
Avg High
90°F
Avg Low
55°F
Warmest
2017
90°F avg
Coldest
1975
62°F avg
About This Date
August 31st in Ventura, CA typically brings hot summer weather, with average highs around 90°F and lows near 55°F — a 35°F daily swing. Over 55 years of records, the warmest August 31st was in 2017 (90°F average), while the coldest was 1975 (62°F) — a 28°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 3.2°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.2°F warmer on this date compared to 20-30 years ago.
Planning for August 31st in Ventura, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 97° | 57° | 77° | — | — |
| 2024 | 87° | 51° | 69° | — | — |
| 2023 | 98° | 51° | 75° | — | — |
| 2022 | 100° | 51° | 76° | — | — |
| 2021 | 89° | 58° | 73° | — | — |
| 2020 | 85° | 51° | 68° | — | — |
| 2019 | 94° | 55° | 74° | — | — |
| 2018 | 92° | 51° | 71° | — | — |
| 2017warmest | 110° | 70° | 90° | — | — |
| 2016 | 102° | 56° | 79° | — | — |
| 2015 | 95° | 55° | 75° | — | — |
| 2014 | 93° | 57° | 75° | — | — |
| 2013 | 95° | 69° | 82° | — | — |
| 2012 | 86° | 59° | 73° | — | — |
| 2011 | 77° | 52° | 64° | — | — |
| 2010 | 82° | 50° | 66° | — | — |
| 2009 | 100° | 61° | 80° | — | — |
| 2008 | 81° | 63° | 72° | — | — |
| 2007 | 100° | 68° | 84° | — | — |
| 2006 | 91° | 55° | 73° | — | — |
| 2005 | 79° | 55° | 67° | — | — |
| 2004 | 95° | 54° | 74° | — | — |
| 2003 | 88° | 57° | 72° | — | — |
| 2002 | 93° | 50° | 72° | — | — |
| 2001 | 79° | 54° | 66° | — | — |
| 2000 | 70° | 57° | 63° | — | — |
| 1999 | 88° | 52° | 70° | — | — |
| 1998 | 104° | 67° | 85° | — | — |
| 1997 | 89° | 57° | 73° | — | — |
| 1996 | 95° | 60° | 78° | — | — |
| 1995 | 101° | 56° | 78° | — | — |
| 1994 | 81° | 54° | 67° | — | — |
| 1993 | 91° | 40° | 65° | — | — |
| 1992 | 78° | 50° | 64° | — | — |
| 1991 | 92° | 52° | 72° | — | — |
| 1990 | 86° | 54° | 70° | — | — |
| 1989 | 84° | 46° | 65° | — | — |
| 1988 | 91° | 57° | 74° | — | — |
| 1987 | 95° | 53° | 74° | — | — |
| 1986 | 82° | 50° | 66° | — | — |
| 1985 | 100° | 58° | 79° | — | — |
| 1984 | 94° | 62° | 78° | — | — |
| 1983 | 92° | 55° | 73° | — | — |
| 1982 | 84° | 55° | 70° | — | — |
| 1981 | 88° | 50° | 69° | — | — |
| 1980 | 81° | 50° | 65° | — | — |
| 1979 | 81° | 52° | 66° | — | — |
| 1978 | 93° | 55° | 74° | — | — |
| 1977 | 83° | 64° | 73° | — | — |
| 1976 | 100° | 59° | 80° | — | — |
| 1975coldest | 77° | 47° | 62° | — | — |
| 1974 | 95° | 49° | 72° | — | — |
| 1973 | 79° | 56° | 67° | — | — |
| 1972 | 91° | 65° | 78° | — | — |
| 1971 | 84° | 55° | 70° | — | — |
55 years of data from OJAI CALIFORNIA