Weather on July 31 at Channel Islands
Channel Islands National Park
CAPacific West
Avg High90°F
Avg Low57°F
Warmest197286°F
Coldest201064°F
Based on 55 years of data from Ventura, CA
Planning Your Visit
July 31st in Channel Islands National Park (via Ventura, CA) typically brings hot summer weather, with average highs around 90°F and lows near 57°F — a 33°F daily swing. Over 55 years of records, the warmest July 31st was in 1972 (86°F average), while the coldest was 2010 (64°F) — a 22°F range across recorded history. This date has historically been dry, with little recorded precipitation. 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 July 31st in Channel Islands? Stay hydrated and seek shade during peak afternoon hours.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 89°F | 51°F | 0" | -- |
| 2024 | 88°F | 50°F | 0" | -- |
| 2023 | 93°F | 61°F | 0" | -- |
| 2022 | 94°F | 61°F | 0" | -- |
| 2021 | 97°F | 55°F | 0" | -- |
| 2020 | 97°F | 52°F | 0" | -- |
| 2019 | 90°F | 55°F | 0" | -- |
| 2018 | 96°F | 60°F | 0" | -- |
| 2017 | 89°F | 53°F | 0" | -- |
| 2016 | 96°F | 61°F | 0" | -- |
| 2015 | 96°F | 60°F | 0" | -- |
| 2014 | 100°F | 62°F | 0" | -- |
| 2013 | 82°F | 50°F | 0" | -- |
| 2012 | 90°F | 54°F | 0" | -- |
| 2011 | 90°F | 59°F | -- | -- |
| 2010 | 77°F | 52°F | -- | -- |
| 2009 | 82°F | 57°F | -- | -- |
| 2008 | 84°F | 57°F | -- | -- |
| 2007 | 82°F | 55°F | -- | -- |
| 2006 | 73°F | 63°F | -- | -- |
| 2005 | 91°F | 59°F | -- | -- |
| 2004 | 84°F | 54°F | -- | -- |
| 2003 | 84°F | 63°F | -- | -- |
| 2002 | 82°F | 57°F | -- | -- |
| 2001 | 75°F | 55°F | -- | -- |
| 2000 | 91°F | 57°F | -- | -- |
| 1999 | 87°F | 53°F | 0" | 0" |
| 1998 | 85°F | 55°F | 0" | 0" |
| 1997 | 85°F | 51°F | 0" | 0" |
| 1996 | 100°F | 62°F | 0" | 0" |
| 1995 | 92°F | 60°F | 0" | 0" |
| 1994 | 84°F | 53°F | 0" | 0" |
| 1993 | 97°F | 55°F | 0" | 0" |
| 1992 | 97°F | 54°F | 0" | 0" |
| 1991 | 85°F | 59°F | 0" | 0" |
| 1990 | 92°F | 52°F | 0" | 0" |
| 1989 | 87°F | 54°F | 0" | 0" |
| 1988 | 83°F | 62°F | 0" | 0" |
| 1987 | 96°F | 52°F | 0" | 0" |
| 1986 | 92°F | 47°F | -- | 0" |
| 1985 | 84°F | 52°F | 0" | 0" |
| 1984 | 88°F | 63°F | 0" | 0" |
| 1983 | 94°F | 58°F | 0" | 0" |
| 1982 | 92°F | 58°F | 0" | 0" |
| 1981 | 83°F | 52°F | 0" | 0" |
| 1980 | 98°F | 65°F | 0" | 0" |
| 1979 | 104°F | 49°F | 0" | 0" |
| 1978 | 94°F | 54°F | 0" | 0" |
| 1977 | 93°F | 60°F | 0" | 0" |
| 1976 | 80°F | 58°F | 0" | 0" |
| 1975 | 87°F | 51°F | 0" | 0" |
| 1974 | 95°F | 61°F | 0" | 0" |
| 1973 | 90°F | 61°F | 0" | 0" |
| 1972 | 103°F | 69°F | 0" | 0" |
| 1971 | 94°F | 64°F | 0" | 0" |
July 31 at Nearby Parks
Holiday Weather at Channel Islands
Official NPS WebsiteVisit nps.gov/chis for park information, alerts, and reservations
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