Weather on November 12
Costa Mesa, CA
55 Years of Data
Avg High
75°F
Avg Low
53°F
Warmest
2021
84°F avg
Coldest
1985
50°F avg
About This Date
November 12th in Costa Mesa, CA typically brings pleasant fall weather, with average highs around 75°F and lows near 53°F. Over 55 years of records, the warmest November 12th was in 2021 (84°F average), while the coldest was 1985 (50°F) — a 34°F range across recorded history. Rain or other precipitation has occurred on about 16% of November 12th dates historically, with the wettest November 12th recording 2.57" of rain. The last decade has been 3.6°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.6°F warmer on this date compared to 20-30 years ago.
Planning for November 12th in Costa Mesa, CA? Great weather for outdoor activities.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 72° | 60° | 66° | — | — |
| 2024 | 69° | 55° | 62° | — | — |
| 2023 | 86° | 50° | 68° | — | — |
| 2022 | 68° | 48° | 58° | — | — |
| 2021warmest | 98° | 69° | 84° | — | — |
| 2020 | 70° | 48° | 59° | — | — |
| 2019 | 76° | 58° | 67° | — | — |
| 2018 | 81° | 49° | 65° | — | — |
| 2017 | 68° | 54° | 61° | — | — |
| 2016 | 84° | 60° | 72° | — | — |
| 2015 | 73° | 45° | 59° | — | — |
| 2014 | 73° | 61° | 67° | — | — |
| 2013 | 76° | 55° | 65° | — | — |
| 2012 | 74° | 45° | 59° | — | — |
| 2011 | 64° | 54° | 59° | 0.66" | — |
| 2010 | 81° | 55° | 68° | — | — |
| 2009 | 70° | 55° | 62° | — | — |
| 2008 | 72° | 52° | 62° | — | — |
| 2007 | 79° | 55° | 67° | — | — |
| 2006 | 77° | 54° | 65° | — | — |
| 2005 | 70° | 51° | 60° | 0.03" | — |
| 2004 | 69° | 53° | 61° | — | — |
| 2003 | 69° | 56° | 62° | 0.1" | — |
| 2002 | 86° | 54° | 70° | — | — |
| 2001 | 69° | 56° | 62° | 1.04" | — |
| 2000 | 64° | 43° | 53° | — | — |
| 1999 | 74° | 51° | 62° | — | — |
| 1998 | 85° | 47° | 66° | — | — |
| 1997 | 71° | 56° | 63° | — | — |
| 1996 | 83° | 52° | 67° | — | — |
| 1995 | 76° | 53° | 64° | — | — |
| 1994 | 67° | 46° | 56° | — | — |
| 1993 | 66° | 56° | 61° | 0.03" | — |
| 1992 | 77° | 46° | 62° | — | — |
| 1991 | 90° | 59° | 74° | — | — |
| 1990 | 86° | 57° | 72° | — | — |
| 1989 | 75° | 57° | 66° | — | — |
| 1988 | 73° | 53° | 63° | — | — |
| 1987 | 82° | 54° | 68° | — | — |
| 1986 | 82° | 50° | 66° | — | — |
| 1985coldest | 57° | 42° | 50° | 1.04" | — |
| 1984 | 71° | 51° | 61° | — | — |
| 1983 | 68° | 60° | 64° | 2.57" | — |
| 1982 | 74° | 47° | 60° | — | — |
| 1981 | 71° | 54° | 62° | — | — |
| 1980 | 70° | 53° | 61° | — | — |
| 1979 | 81° | 47° | 64° | — | — |
| 1978 | 62° | 42° | 52° | 0.84" | — |
| 1977 | 79° | 48° | 63° | — | — |
| 1976 | 67° | 54° | 60° | 0.13" | — |
| 1975 | 88° | 53° | 70° | — | — |
| 1974 | 92° | 52° | 72° | — | — |
| 1973 | 76° | 56° | 66° | — | — |
| 1972 | 68° | 45° | 56° | — | — |
| 1971 | 68° | 57° | 63° | — | — |
55 years of data from SANTA ANA JOHN WAYNE AP