Weather on July 17 at Channel Islands
Channel Islands National Park
CAPacific West
Avg High87°F
Avg Low56°F
Warmest201081°F
Coldest198663°F
Based on 55 years of data from Ventura, CA
Planning Your Visit
July 17th in Channel Islands National Park (via Ventura, CA) typically brings warm summer weather, with average highs around 87°F and lows near 56°F — a 31°F daily swing. Over 55 years of records, the warmest July 17th was in 2010 (81°F average), while the coldest was 1986 (63°F) — a 18°F range across recorded history. Rain or other precipitation has occurred on about 2% of July 17th dates historically. The last decade has been 1.6°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.6°F warmer on this date compared to 20-30 years ago.
Planning for July 17th in Channel Islands? Stay hydrated and seek shade during peak afternoon hours.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 84°F | 51°F | 0" | -- |
| 2024 | 86°F | 56°F | 0" | -- |
| 2023 | 96°F | 63°F | 0" | -- |
| 2022 | 98°F | 59°F | 0" | -- |
| 2021 | 88°F | 52°F | 0" | -- |
| 2020 | 84°F | 50°F | 0" | -- |
| 2019 | 93°F | 54°F | 0" | -- |
| 2018 | 93°F | 58°F | 0" | -- |
| 2017 | 94°F | 59°F | 0" | -- |
| 2016 | 88°F | 48°F | 0" | -- |
| 2015 | 86°F | 50°F | 0" | -- |
| 2014 | 81°F | 54°F | 0" | -- |
| 2013 | 95°F | 51°F | 0" | -- |
| 2012 | 72°F | 59°F | -- | -- |
| 2011 | 82°F | 54°F | -- | -- |
| 2010 | 95°F | 66°F | -- | -- |
| 2009 | 91°F | 61°F | -- | -- |
| 2008 | 86°F | 59°F | -- | -- |
| 2007 | 81°F | 57°F | -- | -- |
| 2006 | 91°F | 64°F | -- | -- |
| 2005 | 90°F | 59°F | -- | -- |
| 2004 | 90°F | 61°F | -- | -- |
| 2003 | 93°F | 64°F | -- | -- |
| 2002 | 79°F | 57°F | -- | -- |
| 2001 | 75°F | 52°F | -- | -- |
| 2000 | 82°F | 54°F | -- | -- |
| 1999 | -- | 50°F | 0" | 0" |
| 1998 | -- | 60°F | 0" | 0" |
| 1997 | 88°F | 58°F | 0" | 0" |
| 1996 | 79°F | 58°F | 0" | 0" |
| 1995 | 89°F | 58°F | 0" | 0" |
| 1994 | 86°F | 53°F | 0" | 0" |
| 1993 | 80°F | 52°F | 0" | 0" |
| 1992 | 97°F | 61°F | 0" | 0" |
| 1991 | 80°F | 54°F | 0" | 0" |
| 1990 | 91°F | 62°F | 0" | 0" |
| 1989 | 86°F | 54°F | 0" | 0" |
| 1988 | 97°F | 56°F | 0" | 0" |
| 1987 | 76°F | 59°F | 0.3" | 0" |
| 1986 | 80°F | 47°F | -- | 0" |
| 1985 | 90°F | 57°F | 0" | 0" |
| 1984 | 93°F | 65°F | 0" | 0" |
| 1983 | 79°F | 52°F | 0" | 0" |
| 1982 | 84°F | 51°F | 0" | 0" |
| 1981 | 89°F | 57°F | 0" | 0" |
| 1980 | 93°F | 52°F | 0" | 0" |
| 1979 | 99°F | 53°F | 0" | 0" |
| 1978 | 95°F | 55°F | 0" | 0" |
| 1977 | 97°F | 58°F | 0" | 0" |
| 1976 | 84°F | 53°F | 0" | 0" |
| 1975 | 80°F | 56°F | 0" | 0" |
| 1974 | 96°F | 53°F | 0" | 0" |
| 1973 | 80°F | 54°F | 0" | 0" |
| 1972 | 85°F | 59°F | 0" | 0" |
| 1971 | 90°F | 62°F | 0" | 0" |
July 17 at Nearby Parks
Holiday Weather at Channel Islands
Official NPS WebsiteVisit nps.gov/chis for park information, alerts, and reservations
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