Weather on September 27 at Channel Islands
Channel Islands National Park
Based on 55 years of data from Ventura, CA
Planning Your Visit
September 27th in Channel Islands National Park (via Ventura, CA) typically brings warm fall weather, with average highs around 85°F and lows near 53°F — a 32°F daily swing. Over 55 years of records, the warmest September 27th was in 2010 (86°F average), while the coldest was 1986 (58°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 2% of September 27th dates historically. The last decade has been 2.7°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.7°F warmer on this date compared to 20-30 years ago.
Planning for September 27th in Channel Islands? Stay hydrated and seek shade during peak afternoon hours.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 71°F | 60°F | 0" | -- |
| 2024 | 85°F | 42°F | 0" | -- |
| 2023 | 88°F | 48°F | 0" | -- |
| 2022 | 99°F | 54°F | 0" | -- |
| 2021 | 74°F | 53°F | 0" | -- |
| 2020 | 85°F | 53°F | 0" | -- |
| 2019 | 83°F | 62°F | 0" | -- |
| 2018 | 95°F | 50°F | 0" | -- |
| 2017 | 91°F | 45°F | 0" | -- |
| 2016 | 103°F | 56°F | 0" | -- |
| 2015 | 99°F | 59°F | 0" | -- |
| 2014 | 82°F | 49°F | 0" | -- |
| 2013 | 84°F | 45°F | 0" | -- |
| 2012 | 84°F | 54°F | -- | -- |
| 2011 | 91°F | 54°F | -- | -- |
| 2010 | 108°F | 64°F | -- | -- |
| 2009 | 95°F | 57°F | -- | -- |
| 2008 | 91°F | 57°F | -- | -- |
| 2007 | 86°F | 52°F | -- | -- |
| 2006 | 82°F | 48°F | -- | -- |
| 2005 | 82°F | 50°F | -- | -- |
| 2004 | 81°F | 46°F | -- | -- |
| 2003 | 91°F | 52°F | -- | -- |
| 2002 | 68°F | 54°F | -- | -- |
| 2001 | 90°F | 52°F | -- | -- |
| 2000 | 73°F | 54°F | -- | -- |
| 1999 | 70°F | 63°F | 0" | -- |
| 1998 | 75°F | 57°F | 0" | 0" |
| 1997 | 94°F | 56°F | 0" | 0" |
| 1996 | 81°F | 55°F | 0" | 0" |
| 1995 | 80°F | 54°F | 0" | 0" |
| 1994 | 95°F | 61°F | 0" | 0" |
| 1993 | 104°F | 53°F | 0" | 0" |
| 1992 | 97°F | 52°F | 0" | 0" |
| 1991 | 91°F | 56°F | 0" | 0" |
| 1990 | 82°F | 49°F | 0" | 0" |
| 1989 | 97°F | 50°F | 0" | 0" |
| 1988 | -- | 45°F | 0" | 0" |
| 1987 | 83°F | 53°F | 0" | 0" |
| 1986 | 71°F | 45°F | 0" | 0" |
| 1985 | 75°F | 58°F | 0" | 0" |
| 1984 | 90°F | 56°F | 0" | 0" |
| 1983 | 76°F | 53°F | 0" | 0" |
| 1982 | 77°F | 49°F | 0.13" | 0" |
| 1981 | 82°F | 43°F | 0" | 0" |
| 1980 | 89°F | 43°F | 0" | 0" |
| 1979 | 85°F | 40°F | 0" | 0" |
| 1978 | 103°F | 62°F | 0" | 0" |
| 1977 | 71°F | 58°F | 0" | 0" |
| 1976 | 77°F | 61°F | 0" | 0" |
| 1975 | 85°F | 48°F | 0" | 0" |
| 1974 | 72°F | 53°F | 0" | 0" |
| 1973 | 97°F | 59°F | 0" | 0" |
| 1972 | 80°F | 49°F | 0" | 0" |
| 1971 | 74°F | 48°F | 0" | 0" |