Weather on August 18
Ventura, CA
55 Years of Data
Avg High
87°F
Avg Low
55°F
Warmest
2020
83°F avg
Coldest
2009
57°F avg
About This Date
August 18th in Ventura, CA typically brings warm summer weather, with average highs around 87°F and lows near 55°F — a 32°F daily swing. Over 55 years of records, the warmest August 18th was in 2020 (83°F average), while the coldest was 2009 (57°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 2% of August 18th dates historically, with the wettest August 18th recording 0.99" of rain. The last decade has been 3.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.4°F warmer on this date compared to 20-30 years ago.
Planning for August 18th in Ventura, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 85° | 55° | 70° | — | — |
| 2024 | 85° | 52° | 68° | — | — |
| 2023 | 102° | 53° | 78° | — | — |
| 2022 | 97° | 55° | 76° | — | — |
| 2021 | 88° | 62° | 75° | — | — |
| 2020warmest | 102° | 64° | 83° | — | — |
| 2019 | 81° | 54° | 67° | — | — |
| 2018 | 93° | 61° | 77° | — | — |
| 2017 | 86° | 52° | 69° | — | — |
| 2016 | 97° | 44° | 70° | — | — |
| 2015 | 94° | 59° | 76° | — | — |
| 2014 | 99° | 55° | 77° | — | — |
| 2013 | 99° | 53° | 76° | — | — |
| 2012 | 91° | 68° | 80° | — | — |
| 2011 | 90° | 57° | 73° | — | — |
| 2010 | 91° | 63° | 77° | — | — |
| 2009coldest | 79° | 36° | 57° | — | — |
| 2008 | 84° | 57° | 71° | — | — |
| 2007 | 91° | 61° | 76° | — | — |
| 2006 | 82° | 52° | 67° | — | — |
| 2005 | 75° | 52° | 63° | — | — |
| 2004 | 84° | 55° | 70° | — | — |
| 2003 | 90° | 59° | 74° | — | — |
| 2002 | 73° | 57° | 65° | — | — |
| 2001 | 90° | 59° | 74° | — | — |
| 2000 | 86° | 55° | 71° | — | — |
| 1999 | 92° | 55° | 73° | — | — |
| 1998 | 82° | 54° | 68° | — | — |
| 1997 | 91° | 51° | 71° | — | — |
| 1996 | 84° | 55° | 70° | — | — |
| 1995 | 88° | 51° | 69° | — | — |
| 1994 | 89° | 61° | 75° | — | — |
| 1993 | 88° | 53° | 70° | — | — |
| 1992 | 100° | 63° | 81° | — | — |
| 1991 | 81° | 58° | 69° | — | — |
| 1990 | 80° | 50° | 65° | — | — |
| 1989 | 79° | 54° | 66° | — | — |
| 1988 | 79° | 48° | 63° | — | — |
| 1987 | 82° | 47° | 64° | — | — |
| 1986 | 98° | 56° | 77° | — | — |
| 1985 | 77° | 54° | 65° | — | — |
| 1984 | 91° | 69° | 80° | — | — |
| 1983 | 70° | 66° | 68° | — | — |
| 1982 | 92° | 51° | 71° | — | — |
| 1981 | 83° | 56° | 69° | — | — |
| 1980 | 79° | 51° | 65° | — | — |
| 1979 | 86° | 52° | 69° | — | — |
| 1978 | 89° | 49° | 69° | — | — |
| 1977 | 85° | 67° | 76° | 0.99" | — |
| 1976 | 80° | 53° | 67° | — | — |
| 1975 | 79° | 48° | 63° | — | — |
| 1974 | 89° | 50° | 70° | — | — |
| 1973 | 95° | 61° | 78° | — | — |
| 1972 | 82° | 52° | 67° | — | — |
| 1971 | 91° | 59° | 75° | — | — |
55 years of data from OJAI CALIFORNIA