Weather on August 25 at Channel Islands
Channel Islands National Park
CAPacific West
Avg High90°F
Avg Low55°F
Warmest201083°F
Coldest198763°F
Based on 55 years of data from Ventura, CA
Planning Your Visit
August 25th in Channel Islands National Park (via 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 25th was in 2010 (83°F average), while the coldest was 1987 (63°F) — a 20°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 2.7°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.7°F cooler on this date compared to 20-30 years ago.
Planning for August 25th in Channel Islands? Stay hydrated and seek shade during peak afternoon hours.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 98°F | 57°F | 0" | -- |
| 2024 | 80°F | 49°F | 0" | -- |
| 2023 | 86°F | 57°F | 0" | -- |
| 2022 | 92°F | 57°F | 0" | -- |
| 2021 | 87°F | 50°F | 0" | -- |
| 2020 | 94°F | 59°F | 0" | -- |
| 2019 | 94°F | 54°F | 0" | -- |
| 2018 | 85°F | 53°F | 0" | -- |
| 2017 | 85°F | 57°F | 0" | -- |
| 2016 | 90°F | 50°F | 0" | -- |
| 2015 | 97°F | 58°F | 0" | -- |
| 2014 | 84°F | 48°F | 0" | -- |
| 2013 | 98°F | 49°F | 0" | -- |
| 2012 | 79°F | 57°F | -- | -- |
| 2011 | 95°F | 61°F | -- | -- |
| 2010 | 100°F | 66°F | -- | -- |
| 2009 | 93°F | 52°F | -- | -- |
| 2008 | 91°F | 63°F | -- | -- |
| 2007 | 82°F | 55°F | -- | -- |
| 2006 | 81°F | 54°F | -- | -- |
| 2005 | 95°F | 50°F | -- | -- |
| 2004 | 81°F | 55°F | -- | -- |
| 2003 | 93°F | 61°F | -- | -- |
| 2002 | 86°F | 54°F | -- | -- |
| 2001 | 106°F | 57°F | -- | -- |
| 2000 | 88°F | 57°F | -- | -- |
| 1999 | 104°F | 59°F | 0" | 0" |
| 1998 | 89°F | 56°F | 0" | 0" |
| 1997 | 85°F | 57°F | 0" | 0" |
| 1996 | 101°F | 55°F | 0" | 0" |
| 1995 | 93°F | 45°F | 0" | 0" |
| 1994 | 95°F | 55°F | 0" | 0" |
| 1993 | 94°F | 51°F | 0" | 0" |
| 1992 | 85°F | 56°F | 0" | 0" |
| 1991 | 85°F | 57°F | 0" | 0" |
| 1990 | 78°F | 49°F | 0" | 0" |
| 1989 | -- | 54°F | 0" | 0" |
| 1988 | 96°F | 67°F | 0" | 0" |
| 1987 | 78°F | 49°F | 0" | 0" |
| 1986 | 95°F | 53°F | 0" | 0" |
| 1985 | 106°F | 56°F | 0" | 0" |
| 1984 | 84°F | 57°F | 0" | 0" |
| 1983 | 86°F | 48°F | 0" | 0" |
| 1982 | 89°F | 62°F | 0" | 0" |
| 1981 | 102°F | 54°F | 0" | 0" |
| 1980 | 87°F | 50°F | 0" | 0" |
| 1979 | 84°F | 58°F | 0" | 0" |
| 1978 | 84°F | 49°F | 0" | 0" |
| 1977 | 88°F | 58°F | 0" | 0" |
| 1976 | 93°F | 53°F | 0" | 0" |
| 1975 | 90°F | 50°F | 0" | 0" |
| 1974 | 94°F | 49°F | 0" | 0" |
| 1973 | 83°F | 53°F | 0" | 0" |
| 1972 | 79°F | 64°F | 0" | 0" |
| 1971 | 91°F | 62°F | 0" | 0" |
August 25 at Nearby Parks
Holiday Weather at Channel Islands
Official NPS WebsiteVisit nps.gov/chis for park information, alerts, and reservations
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