Weather on April 20
Mission Viejo, CA
55 Years of Data
Avg High
73°F
Avg Low
51°F
Warmest
2009
85°F avg
Coldest
2007
49°F avg
About This Date
April 20th in Mission Viejo, CA typically brings pleasant spring weather, with average highs around 73°F and lows near 51°F. Over 55 years of records, the warmest April 20th was in 2009 (85°F average), while the coldest was 2007 (49°F) — a 36°F range across recorded history. Rain or other precipitation has occurred on about 5% of April 20th dates historically, with the wettest April 20th recording 3.05" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for April 20th in Mission Viejo, CA? Great weather for outdoor activities.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 79° | 50° | 64° | — | — |
| 2024 | 71° | 53° | 62° | — | — |
| 2023 | 78° | 49° | 63° | — | — |
| 2022 | 69° | 51° | 60° | — | — |
| 2021 | 72° | 48° | 60° | — | — |
| 2020 | 66° | 52° | 59° | — | — |
| 2019 | 64° | 52° | 58° | — | — |
| 2018 | 74° | 47° | 60° | — | — |
| 2017 | 75° | 52° | 63° | — | — |
| 2016 | 89° | 62° | 76° | — | — |
| 2015 | 70° | 52° | 61° | — | — |
| 2014 | 75° | 51° | 63° | — | — |
| 2013 | 83° | 54° | 68° | — | — |
| 2012 | 84° | 50° | 67° | — | — |
| 2011 | 70° | 54° | 62° | — | — |
| 2010 | 69° | 48° | 59° | — | — |
| 2009warmest | 101° | 70° | 85° | — | — |
| 2008 | 70° | 49° | 59° | — | — |
| 2007coldest | 53° | 45° | 49° | — | — |
| 2006 | 73° | 52° | 62° | — | — |
| 2005 | 76° | 45° | 60° | — | — |
| 2004 | 71° | 46° | 59° | — | — |
| 2003 | 76° | 52° | 64° | — | — |
| 2002 | 69° | 45° | 57° | — | — |
| 2001 | 63° | 47° | 55° | — | — |
| 2000 | 77° | 50° | 64° | — | — |
| 1999 | 77° | 54° | 65° | — | — |
| 1998 | 83° | 54° | 68° | — | — |
| 1997 | 77° | 59° | 68° | — | — |
| 1996 | 70° | 48° | 59° | — | — |
| 1995 | 62° | 49° | 55° | 0.03" | — |
| 1994 | 73° | 57° | 65° | — | — |
| 1993 | 86° | 60° | 73° | — | — |
| 1992 | 85° | 56° | 70° | — | — |
| 1991 | 68° | 56° | 62° | — | — |
| 1990 | 67° | 58° | 62° | — | — |
| 1989 | 77° | 58° | 67° | — | — |
| 1988 | 60° | 47° | 53° | 3.05" | — |
| 1987 | 89° | 50° | 70° | — | — |
| 1986 | 87° | 61° | 74° | — | — |
| 1985 | 67° | 50° | 58° | — | — |
| 1984 | 70° | 46° | 58° | — | — |
| 1983 | 62° | 52° | 57° | 2.84" | — |
| 1982 | 87° | 50° | 69° | — | — |
| 1981 | 71° | 48° | 60° | — | — |
| 1980 | 69° | 53° | 61° | — | — |
| 1979 | 74° | 49° | 61° | — | — |
| 1978 | 67° | 48° | 57° | — | — |
| 1977 | 77° | 48° | 63° | — | — |
| 1976 | 82° | 52° | 67° | — | — |
| 1975 | 69° | 44° | 57° | — | — |
| 1974 | 64° | 41° | 53° | — | — |
| 1973 | 67° | 44° | 55° | — | — |
| 1972 | 68° | 43° | 55° | — | — |
| 1971 | 62° | 50° | 56° | — | — |
55 years of data from EL TORO MCAS