Weather on May 12
Mission Viejo, CA
55 Years of Data
Avg High
75°F
Avg Low
54°F
Warmest
1979
76°F avg
Coldest
2008
54°F avg
About This Date
May 12th in Mission Viejo, CA typically brings pleasant spring weather, with average highs around 75°F and lows near 54°F. Over 55 years of records, the warmest May 12th was in 1979 (76°F average), while the coldest was 2008 (54°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 2% of May 12th dates historically, with the wettest May 12th recording 1.35" of rain. The last decade has been 2.9°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.9°F cooler on this date compared to 20-30 years ago.
Planning for May 12th in Mission Viejo, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 71° | 54° | 62° | — | — |
| 2024 | 73° | 55° | 64° | — | — |
| 2023 | 71° | 55° | 63° | — | — |
| 2022 | 81° | 50° | 65° | — | — |
| 2021 | 76° | 58° | 67° | — | — |
| 2020 | 70° | 55° | 62° | — | — |
| 2019 | 72° | 54° | 63° | — | — |
| 2018 | 63° | 53° | 58° | — | — |
| 2017 | 70° | 53° | 61° | — | — |
| 2016 | 75° | 54° | 64° | — | — |
| 2015 | 71° | 50° | 61° | — | — |
| 2014 | 91° | 61° | 76° | — | — |
| 2013 | 96° | 56° | 76° | — | — |
| 2012 | 73° | 55° | 64° | — | — |
| 2011 | 74° | 51° | 62° | — | — |
| 2010 | 74° | 46° | 60° | — | — |
| 2009 | 74° | 56° | 65° | — | — |
| 2008coldest | 57° | 51° | 54° | — | — |
| 2007 | 71° | 47° | 59° | — | — |
| 2006 | 61° | 56° | 58° | — | — |
| 2005 | 88° | 50° | 69° | — | — |
| 2004 | 73° | 51° | 62° | — | — |
| 2003 | 77° | 52° | 64° | — | — |
| 2002 | 94° | 55° | 74° | — | — |
| 2001 | 64° | 57° | 61° | — | — |
| 2000 | 84° | 51° | 68° | — | — |
| 1999 | 75° | 52° | 63° | — | — |
| 1998 | 61° | 51° | 56° | 1.35" | — |
| 1997 | 77° | 61° | 69° | — | — |
| 1996 | 84° | 60° | 72° | — | — |
| 1995 | 68° | 54° | 61° | — | — |
| 1994 | 66° | 59° | 63° | — | — |
| 1993 | 73° | 55° | 64° | — | — |
| 1992 | 79° | 61° | 70° | — | — |
| 1991 | 75° | 51° | 63° | — | — |
| 1990 | 71° | 56° | 63° | — | — |
| 1989 | 65° | 54° | 59° | — | — |
| 1988 | 86° | 56° | 71° | — | — |
| 1987 | 79° | 60° | 69° | — | — |
| 1986 | 70° | 54° | 62° | — | — |
| 1985 | 69° | 50° | 60° | — | — |
| 1984 | 79° | 58° | 68° | — | — |
| 1983 | 75° | 49° | 62° | — | — |
| 1982 | 71° | 50° | 61° | — | — |
| 1981 | 74° | 60° | 67° | — | — |
| 1980 | 67° | 53° | 60° | — | — |
| 1979warmest | 95° | 58° | 76° | — | — |
| 1978 | 88° | 55° | 71° | — | — |
| 1977 | 66° | 54° | 60° | — | — |
| 1976 | 84° | 54° | 69° | — | — |
| 1975 | 81° | 51° | 66° | — | — |
| 1974 | 61° | 54° | 57° | — | — |
| 1973 | 61° | 53° | 57° | — | — |
| 1972 | 83° | 53° | 68° | — | — |
| 1971 | 72° | 56° | 64° | — | — |
55 years of data from EL TORO MCAS