Weather on April 17
Mission Viejo, CA
55 Years of Data
Avg High
71°F
Avg Low
51°F
Warmest
1999
78°F avg
Coldest
1975
51°F avg
About This Date
April 17th in Mission Viejo, CA typically brings pleasant spring weather, with average highs around 71°F and lows near 51°F. Over 55 years of records, the warmest April 17th was in 1999 (78°F average), while the coldest was 1975 (51°F) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 11% of April 17th dates historically, with the wettest April 17th recording 0.71" 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 17th in Mission Viejo, CA? Great weather for outdoor activities.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 63° | 51° | 57° | — | — |
| 2024 | 76° | 52° | 64° | — | — |
| 2023 | 61° | 51° | 56° | — | — |
| 2022 | 76° | 52° | 64° | — | — |
| 2021 | 70° | 52° | 61° | — | — |
| 2020 | 64° | 49° | 56° | — | — |
| 2019 | 73° | 49° | 61° | — | — |
| 2018 | 70° | 42° | 56° | — | — |
| 2017 | 78° | 51° | 65° | — | — |
| 2016 | 89° | 60° | 75° | — | — |
| 2015 | 84° | 56° | 70° | — | — |
| 2014 | 68° | 53° | 61° | — | — |
| 2013 | 71° | 46° | 59° | — | — |
| 2012 | 84° | 54° | 69° | — | — |
| 2011 | 74° | 55° | 64° | — | — |
| 2010 | 75° | 49° | 62° | — | — |
| 2009 | 77° | 46° | 62° | — | — |
| 2008 | 86° | 46° | 66° | — | — |
| 2007 | 67° | 47° | 57° | — | — |
| 2006 | 56° | 46° | 51° | — | — |
| 2005 | 80° | 49° | 64° | — | — |
| 2004 | 58° | 47° | 52° | — | — |
| 2003 | 62° | 42° | 52° | — | — |
| 2002 | 65° | 46° | 55° | — | — |
| 2001 | 79° | 50° | 64° | — | — |
| 2000 | 62° | 49° | 55° | — | — |
| 1999warmest | 92° | 64° | 78° | — | — |
| 1998 | 83° | 48° | 65° | — | — |
| 1997 | 76° | 54° | 65° | — | — |
| 1996 | 71° | 57° | 64° | 0.25" | — |
| 1995 | 63° | 47° | 55° | — | — |
| 1994 | 79° | 58° | 68° | — | — |
| 1993 | 71° | 58° | 64° | — | — |
| 1992 | 80° | 57° | 69° | — | — |
| 1991 | 64° | 51° | 58° | — | — |
| 1990 | 68° | 55° | 62° | — | — |
| 1989 | 71° | 59° | 65° | — | — |
| 1988 | 60° | 53° | 57° | 0.05" | — |
| 1987 | 78° | 57° | 68° | — | — |
| 1986 | 66° | 47° | 56° | — | — |
| 1985 | 64° | 52° | 58° | 0.08" | — |
| 1984 | 77° | 55° | 66° | — | — |
| 1983 | 69° | 48° | 59° | 0.71" | — |
| 1982 | 69° | 47° | 58° | — | — |
| 1981 | 69° | 56° | 62° | — | — |
| 1980 | 82° | 56° | 69° | — | — |
| 1979 | 64° | 50° | 57° | — | — |
| 1978 | 67° | 46° | 56° | — | — |
| 1977 | 72° | 55° | 63° | — | — |
| 1976 | 66° | 40° | 53° | — | — |
| 1975coldest | 60° | 43° | 51° | 0.28" | — |
| 1974 | 67° | 47° | 57° | — | — |
| 1973 | 64° | 49° | 56° | — | — |
| 1972 | 65° | 45° | 55° | — | — |
| 1971 | 61° | 46° | 53° | 0.15" | — |
55 years of data from EL TORO MCAS