Weather on April 18 at Channel Islands
Channel Islands National Park
Based on 54 years of data from Ventura, CA
Planning Your Visit
April 18th in Channel Islands National Park (via Ventura, CA) typically brings pleasant spring weather, with average highs around 72°F and lows near 44°F — a 28°F daily swing. Over 54 years of records, the warmest April 18th was in 1999 (69°F average), while the coldest was 2025 (49°F) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 11% of April 18th dates historically, with the wettest April 18th recording 6.78" of rain. The last decade has been 1.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.9°F warmer on this date compared to 20-30 years ago.
Planning for April 18th in Channel Islands? Great weather for outdoor activities.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 59°F | 40°F | 0" | -- |
| 2024 | 78°F | 48°F | 0" | -- |
| 2023 | 60°F | 47°F | 0" | -- |
| 2022 | 74°F | 42°F | 0" | -- |
| 2021 | 78°F | 39°F | 0" | -- |
| 2020 | 66°F | 51°F | 0" | -- |
| 2019 | 80°F | 43°F | 0" | -- |
| 2018 | 74°F | 34°F | 0" | -- |
| 2017 | 74°F | 54°F | 0.33" | -- |
| 2016 | 89°F | 41°F | 0" | -- |
| 2015 | 84°F | 39°F | 0" | -- |
| 2014 | 73°F | 51°F | 0" | -- |
| 2013 | 79°F | 36°F | 0" | -- |
| 2012 | 75°F | 48°F | -- | -- |
| 2011 | 61°F | 54°F | -- | -- |
| 2010 | 73°F | 45°F | -- | -- |
| 2009 | 81°F | 45°F | -- | -- |
| 2008 | 77°F | 43°F | -- | -- |
| 2007 | 64°F | 39°F | -- | -- |
| 2006 | 75°F | 41°F | -- | -- |
| 2005 | 59°F | 50°F | -- | -- |
| 2004 | 63°F | 39°F | -- | -- |
| 2003 | 64°F | 41°F | -- | -- |
| 2002 | 63°F | 37°F | -- | -- |
| 2001 | 68°F | 48°F | -- | -- |
| 2000 | 64°F | 39°F | 6.78" | 0" |
| 1999 | 91°F | 46°F | 0" | 0" |
| 1998 | 80°F | 40°F | 0" | 0" |
| 1996 | 73°F | 49°F | 0.86" | 0" |
| 1995 | 67°F | 44°F | 0" | 0" |
| 1994 | 85°F | 50°F | 0" | 0" |
| 1993 | 74°F | 46°F | 0" | 0" |
| 1992 | 86°F | 47°F | 0" | 0" |
| 1991 | 68°F | 37°F | 0" | 0" |
| 1990 | -- | 45°F | 0" | 0" |
| 1989 | 77°F | 41°F | 0" | 0" |
| 1988 | 69°F | 54°F | 0.03" | 0" |
| 1987 | 69°F | 53°F | 0" | 0" |
| 1986 | 79°F | 40°F | 0" | 0" |
| 1985 | 72°F | 40°F | 0" | 0" |
| 1984 | 70°F | 41°F | 0" | 0" |
| 1983 | 66°F | 43°F | 2.92" | 0" |
| 1982 | 80°F | 40°F | 0" | 0" |
| 1981 | 56°F | 47°F | 0.3" | 0" |
| 1980 | 87°F | 47°F | 0" | 0" |
| 1979 | 66°F | 35°F | 0" | 0" |
| 1978 | 77°F | 45°F | 0" | 0" |
| 1977 | 77°F | 49°F | 0" | 0" |
| 1976 | 71°F | 38°F | 0" | 0" |
| 1975 | 66°F | 41°F | 0" | 0" |
| 1974 | 69°F | 47°F | 0" | 0" |
| 1973 | 72°F | 41°F | 0" | 0" |
| 1972 | 62°F | 48°F | 0" | 0" |
| 1971 | 63°F | 39°F | 0" | 0" |