Weather on May 4
Costa Mesa, CA
55 Years of Data
Avg High
73°F
Avg Low
57°F
Warmest
1990
73°F avg
Coldest
1971
54°F avg
About This Date
May 4th in Costa Mesa, CA typically brings pleasant spring weather, with average highs around 73°F and lows near 57°F. Over 55 years of records, the warmest May 4th was in 1990 (73°F average), while the coldest was 1971 (54°F) — a 19°F range across recorded history. Rain or other precipitation has occurred on about 5% of May 4th dates historically, with the wettest May 4th recording 0.81" 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 May 4th in Costa Mesa, CA? Great weather for outdoor activities.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 65° | 56° | 60° | — | — |
| 2024 | 67° | 59° | 63° | — | — |
| 2023 | 65° | 54° | 59° | 0.81" | — |
| 2022 | 74° | 58° | 66° | — | — |
| 2021 | 78° | 61° | 69° | — | — |
| 2020 | 81° | 64° | 72° | — | — |
| 2019 | 70° | 59° | 64° | — | — |
| 2018 | 85° | 57° | 71° | — | — |
| 2017 | 74° | 63° | 68° | — | — |
| 2016 | 68° | 58° | 63° | — | — |
| 2015 | 68° | 58° | 63° | — | — |
| 2014 | 78° | 62° | 70° | — | — |
| 2013 | 71° | 58° | 64° | — | — |
| 2012 | 70° | 55° | 62° | — | — |
| 2011 | 83° | 57° | 70° | — | — |
| 2010 | 72° | 56° | 64° | — | — |
| 2009 | 71° | 60° | 66° | — | — |
| 2008 | 67° | 58° | 62° | — | — |
| 2007 | 67° | 56° | 61° | — | — |
| 2006 | 68° | 59° | 64° | — | — |
| 2005 | 69° | 59° | 64° | — | — |
| 2004 | 83° | 64° | 73° | — | — |
| 2003 | 66° | 57° | 62° | — | — |
| 2002 | 66° | 53° | 60° | — | — |
| 2001 | 72° | 53° | 62° | — | — |
| 2000 | 71° | 61° | 66° | — | — |
| 1999 | 65° | 53° | 59° | — | — |
| 1998 | 73° | 59° | 66° | 0.13" | — |
| 1997 | 84° | 57° | 71° | — | — |
| 1996 | 77° | 61° | 69° | — | — |
| 1995 | 67° | 57° | 62° | — | — |
| 1994 | 72° | 56° | 64° | — | — |
| 1993 | 70° | 58° | 64° | — | — |
| 1992 | 80° | 60° | 70° | — | — |
| 1991 | 78° | 50° | 64° | — | — |
| 1990warmest | 90° | 57° | 73° | — | — |
| 1989 | 76° | 57° | 66° | — | — |
| 1988 | 74° | 55° | 64° | — | — |
| 1987 | 85° | 58° | 71° | — | — |
| 1986 | 71° | 52° | 61° | — | — |
| 1985 | 72° | 57° | 64° | — | — |
| 1984 | 79° | 57° | 68° | — | — |
| 1983 | 74° | 55° | 64° | — | — |
| 1982 | 72° | 59° | 65° | 0.2" | — |
| 1981 | 71° | 58° | 64° | — | — |
| 1980 | 75° | 57° | 66° | — | — |
| 1979 | 73° | 54° | 63° | — | — |
| 1978 | 71° | 58° | 64° | — | — |
| 1977 | 72° | 55° | 63° | — | — |
| 1976 | 73° | 58° | 65° | — | — |
| 1975 | 70° | 52° | 61° | — | — |
| 1974 | 65° | 56° | 60° | — | — |
| 1973 | 77° | 52° | 64° | — | — |
| 1972 | 70° | 57° | 63° | — | — |
| 1971coldest | 70° | 39° | 54° | — | — |
55 years of data from SANTA ANA JOHN WAYNE AP