Weather on March 20 at Channel Islands
Channel Islands National Park
Based on 56 years of data from Ventura, CA
Planning Your Visit
March 20th in Channel Islands National Park (via Ventura, CA) typically brings pleasant spring weather, with average highs around 71°F and lows near 43°F — a 28°F daily swing. Over 56 years of records, the warmest March 20th was in 2026 (74°F average), while the coldest was 2006 (45°F) — a 29°F range across recorded history. Rain or other precipitation has occurred on about 18% of March 20th dates historically, with the wettest March 20th recording 3.71" of rain. The last decade has been 2.0°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.0°F cooler on this date compared to 20-30 years ago.
Planning for March 20th in Channel Islands? Great weather for outdoor activities.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2026 | 95°F | 53°F | 0" | -- |
| 2025 | 77°F | 34°F | 0" | -- |
| 2024 | 74°F | 40°F | 0" | -- |
| 2023 | 66°F | 40°F | 0.33" | -- |
| 2022 | 70°F | 42°F | 0.03" | -- |
| 2021 | 65°F | 29°F | 0" | -- |
| 2020 | 60°F | 37°F | 0" | -- |
| 2019 | 80°F | 43°F | 0.43" | -- |
| 2018 | 72°F | 39°F | 0" | -- |
| 2017 | 82°F | 43°F | 0" | -- |
| 2016 | 74°F | 40°F | 0" | -- |
| 2015 | 80°F | 40°F | 0" | -- |
| 2014 | 77°F | 44°F | 0" | -- |
| 2013 | 75°F | 49°F | 0" | -- |
| 2012 | 66°F | 36°F | -- | -- |
| 2011 | 54°F | 43°F | -- | -- |
| 2010 | 77°F | 41°F | -- | -- |
| 2009 | 68°F | 45°F | -- | -- |
| 2008 | 70°F | 37°F | -- | -- |
| 2007 | 55°F | 50°F | -- | -- |
| 2006 | 54°F | 36°F | -- | -- |
| 2005 | 61°F | 41°F | -- | -- |
| 2004 | 75°F | 46°F | -- | -- |
| 2003 | 66°F | 41°F | -- | -- |
| 2002 | 77°F | 37°F | -- | -- |
| 2001 | 79°F | 52°F | -- | -- |
| 2000 | 71°F | 48°F | 0" | 0" |
| 1999 | 62°F | 43°F | 2.01" | 0" |
| 1998 | 72°F | 42°F | 0" | 0" |
| 1997 | 92°F | 45°F | 0" | 0" |
| 1996 | 84°F | 44°F | 0" | 0" |
| 1995 | 72°F | 54°F | 0" | 0" |
| 1994 | 69°F | 51°F | 0.46" | 0" |
| 1993 | 79°F | 45°F | 0" | 0" |
| 1992 | 61°F | 51°F | 0.56" | 0" |
| 1991 | 56°F | 41°F | 3.68" | 0" |
| 1990 | 88°F | 52°F | 0" | 0" |
| 1989 | 82°F | 50°F | 0" | 0" |
| 1988 | 86°F | 39°F | 0" | 0" |
| 1987 | 65°F | 32°F | 0" | 0" |
| 1986 | 82°F | 41°F | 0" | 0" |
| 1985 | 77°F | 38°F | 0" | 0" |
| 1984 | 85°F | 43°F | 0" | 0" |
| 1983 | 62°F | 49°F | 0" | 0" |
| 1982 | 65°F | 33°F | 0" | 0" |
| 1981 | 62°F | 38°F | 2.49" | 0" |
| 1980 | 68°F | 37°F | 0" | 0" |
| 1979 | 62°F | 37°F | 0.89" | 0" |
| 1978 | 69°F | 52°F | 0" | 0" |
| 1977 | 71°F | 38°F | 0" | 0" |
| 1976 | 77°F | 39°F | 0" | 0" |
| 1975 | 65°F | 41°F | 0" | 0" |
| 1974 | 61°F | 52°F | 0" | 0" |
| 1973 | 60°F | 43°F | 3.71" | 0" |
| 1972 | 70°F | 52°F | 0" | 0" |
| 1971 | 71°F | 38°F | 0" | 0" |