Weather on October 22
Costa Mesa, CA
55 Years of Data
Avg High
78°F
Avg Low
59°F
Warmest
2007
80°F avg
Coldest
1973
61°F avg
About This Date
October 22nd in Costa Mesa, CA typically brings pleasant fall weather, with average highs around 78°F and lows near 59°F. Over 55 years of records, the warmest October 22nd was in 2007 (80°F average), while the coldest was 1973 (61°F) — a 19°F range across recorded history. Rain or other precipitation has occurred on about 9% of October 22nd dates historically, with the wettest October 22nd recording 0.97" 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 October 22nd in Costa Mesa, CA? Great weather for outdoor activities.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 71° | 61° | 66° | — | — |
| 2024 | 83° | 59° | 71° | — | — |
| 2023 | 73° | 62° | 68° | — | — |
| 2022 | 73° | 66° | 70° | — | — |
| 2021 | 69° | 59° | 64° | — | — |
| 2020 | 75° | 68° | 72° | — | — |
| 2019 | 94° | 62° | 78° | — | — |
| 2018 | 73° | 64° | 69° | — | — |
| 2017 | 87° | 58° | 72° | — | — |
| 2016 | 79° | 58° | 68° | — | — |
| 2015 | 77° | 63° | 70° | — | — |
| 2014 | 83° | 62° | 72° | — | — |
| 2013 | 72° | 57° | 64° | — | — |
| 2012 | 73° | 65° | 69° | — | — |
| 2011 | 72° | 55° | 63° | — | — |
| 2010 | 73° | 64° | 69° | 0.03" | — |
| 2009 | 80° | 56° | 68° | — | — |
| 2008 | 99° | 57° | 78° | 0.03" | — |
| 2007warmest | 88° | 72° | 80° | — | — |
| 2006 | 81° | 58° | 69° | — | — |
| 2005 | 65° | 61° | 63° | — | — |
| 2004 | 69° | 55° | 62° | — | — |
| 2003 | 86° | 60° | 73° | — | — |
| 2002 | 67° | 61° | 64° | — | — |
| 2001 | 71° | 58° | 64° | — | — |
| 2000 | 76° | 57° | 66° | — | — |
| 1999 | 83° | 56° | 69° | — | — |
| 1998 | 81° | 56° | 68° | — | — |
| 1997 | 75° | 56° | 65° | — | — |
| 1996 | 80° | 56° | 68° | — | — |
| 1995 | 73° | 62° | 68° | — | — |
| 1994 | 78° | 55° | 67° | — | — |
| 1993 | 87° | 61° | 74° | — | — |
| 1992 | 80° | 59° | 70° | — | — |
| 1991 | 74° | 63° | 68° | — | — |
| 1990 | 86° | 54° | 70° | — | — |
| 1989 | 76° | 60° | 68° | 0.97" | — |
| 1988 | 74° | 61° | 67° | — | — |
| 1987 | 73° | 63° | 68° | 0.41" | — |
| 1986 | 80° | 58° | 69° | — | — |
| 1985 | 73° | 54° | 63° | 0.41" | — |
| 1984 | 78° | 51° | 65° | — | — |
| 1983 | 91° | 56° | 73° | — | — |
| 1982 | 87° | 59° | 73° | — | — |
| 1981 | 75° | 58° | 66° | — | — |
| 1980 | 82° | 53° | 68° | — | — |
| 1979 | 81° | 51° | 66° | — | — |
| 1978 | 79° | 61° | 70° | — | — |
| 1977 | 80° | 55° | 68° | — | — |
| 1976 | 72° | 63° | 67° | — | — |
| 1975 | 70° | 61° | 65° | — | — |
| 1974 | 73° | 59° | 66° | — | — |
| 1973coldest | 70° | 52° | 61° | — | — |
| 1972 | 76° | 53° | 64° | — | — |
| 1971 | 86° | 47° | 66° | — | — |
55 years of data from SANTA ANA JOHN WAYNE AP