Weather on September 17
Ventura, CA
55 Years of Data
About This Date
September 17th in Ventura, CA typically brings warm fall weather, with average highs around 84°F and lows near 53°F — a 31°F daily swing. Over 55 years of records, the warmest September 17th was in 2014 (87°F average), while the coldest was 2024 (57°F) — a 30°F range across recorded history. Rain or other precipitation has occurred on about 2% of September 17th dates historically. The last decade has been 1.3°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.3°F cooler on this date compared to 20-30 years ago.
Planning for September 17th in Ventura, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 97° | 56° | 76° | — | — |
| 2024coldest | 72° | 42° | 57° | — | — |
| 2023 | 77° | 59° | 68° | — | — |
| 2022 | 83° | 50° | 66° | — | — |
| 2021 | 77° | 45° | 61° | — | — |
| 2020 | 97° | 47° | 72° | — | — |
| 2019 | 84° | 49° | 66° | — | — |
| 2018 | 91° | 43° | 67° | — | — |
| 2017 | 80° | 50° | 65° | — | — |
| 2016 | 85° | 46° | 65° | — | — |
| 2015 | 76° | 49° | 62° | — | — |
| 2014warmest | 107° | 66° | 87° | — | — |
| 2013 | 89° | 47° | 68° | — | — |
| 2012 | 84° | 55° | 70° | — | — |
| 2011 | 73° | 54° | 63° | — | — |
| 2010 | 79° | 46° | 62° | — | — |
| 2009 | 95° | 55° | 75° | — | — |
| 2008 | 88° | 55° | 71° | — | — |
| 2007 | 70° | 50° | 60° | — | — |
| 2006 | 84° | 54° | 69° | — | — |
| 2005 | 77° | 48° | 63° | — | — |
| 2004 | 77° | 54° | 65° | — | — |
| 2003 | 79° | 52° | 65° | — | — |
| 2002 | 82° | 50° | 66° | — | — |
| 2001 | 77° | 52° | 64° | — | — |
| 2000 | 95° | 59° | 77° | — | — |
| 1999 | 78° | 55° | 67° | — | — |
| 1998 | 91° | 48° | 70° | — | — |
| 1997 | 88° | 56° | 72° | — | — |
| 1996 | 86° | 49° | 67° | — | — |
| 1995 | 84° | 57° | 71° | — | — |
| 1994 | 88° | 53° | 70° | — | — |
| 1993 | 76° | 53° | 64° | — | — |
| 1992 | 96° | 58° | 77° | — | — |
| 1991 | 100° | 50° | 75° | — | — |
| 1990 | 80° | 51° | 66° | — | — |
| 1989 | 73° | 59° | 66° | 0.13" | — |
| 1988 | 72° | 52° | 62° | — | — |
| 1987 | 82° | 54° | 68° | — | — |
| 1986 | 84° | 52° | 68° | — | — |
| 1985 | 76° | 47° | 61° | — | — |
| 1984 | 97° | 70° | 83° | — | — |
| 1983 | 91° | 59° | 75° | — | — |
| 1982 | 77° | 52° | 64° | — | — |
| 1981 | 98° | 55° | 77° | — | — |
| 1980 | 96° | 57° | 77° | — | — |
| 1979 | 100° | 51° | 76° | — | — |
| 1978 | 69° | 52° | 60° | — | — |
| 1977 | 78° | 45° | 61° | — | — |
| 1976 | 75° | 51° | 63° | — | — |
| 1975 | 94° | 62° | 78° | — | — |
| 1974 | 93° | 48° | 71° | — | — |
| 1973 | 77° | 53° | 65° | — | — |
| 1972 | 80° | 48° | 64° | — | — |
| 1971 | 78° | 66° | 72° | — | — |
Ventura, CA Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Ventura, CA Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Ventura, CA Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Ventura, CA
Most pleasant months in Ventura, CA: June.