Weather on April 1
Costa Mesa, CA
55 Years of Data
Avg High
70°F
Avg Low
52°F
Warmest
2021
74°F avg
Coldest
1977
53°F avg
About This Date
April 1st in Costa Mesa, CA typically brings pleasant spring weather, with average highs around 70°F and lows near 52°F. Over 56 years of records, the warmest April 1st was in 2021 (74°F average), while the coldest was 1977 (53°F) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 16% of April 1st dates historically, with the wettest April 1st recording 2.08" of rain. The last decade has been 2.6°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.6°F warmer on this date compared to 20-30 years ago.
Planning for April 1st 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 |
|---|---|---|---|---|---|
| 2026 | 72° | 61° | 66° | — | — |
| 2025 | 65° | 56° | 60° | — | — |
| 2024 | 68° | 49° | 58° | — | — |
| 2023 | 68° | 49° | 58° | — | — |
| 2022 | 71° | 59° | 65° | — | — |
| 2021warmest | 91° | 58° | 74° | — | — |
| 2020 | 71° | 58° | 64° | — | — |
| 2019 | 81° | 59° | 70° | — | — |
| 2018 | 64° | 56° | 60° | — | — |
| 2017 | 72° | 51° | 61° | — | — |
| 2016 | 67° | 52° | 59° | — | — |
| 2015 | 72° | 59° | 65° | — | — |
| 2014 | 63° | 54° | 58° | 0.18" | — |
| 2013 | 67° | 56° | 61° | — | — |
| 2012 | 68° | 50° | 59° | — | — |
| 2011 | 69° | 58° | 63° | — | — |
| 2010 | 61° | 47° | 54° | 0.05" | — |
| 2009 | 66° | 54° | 60° | — | — |
| 2008 | 63° | 49° | 56° | — | — |
| 2007 | 70° | 53° | 61° | — | — |
| 2006 | 64° | 53° | 59° | 0.23" | — |
| 2005 | 81° | 53° | 67° | — | — |
| 2004 | 65° | 55° | 60° | 1.24" | — |
| 2003 | 67° | 56° | 61° | — | — |
| 2002 | 64° | 53° | 59° | — | — |
| 2001 | 61° | 57° | 59° | — | — |
| 2000 | 84° | 53° | 69° | — | — |
| 1999 | 60° | 48° | 54° | — | — |
| 1998 | 68° | 47° | 57° | 1.83" | — |
| 1997 | 68° | 51° | 60° | — | — |
| 1996 | 71° | 48° | 60° | — | — |
| 1995 | 76° | 51° | 63° | — | — |
| 1994 | 70° | 55° | 62° | — | — |
| 1993 | 66° | 55° | 61° | — | — |
| 1992 | 73° | 50° | 62° | 0.36" | — |
| 1991 | 65° | 51° | 58° | — | — |
| 1990 | 64° | 54° | 59° | — | — |
| 1989 | 79° | 56° | 67° | — | — |
| 1988 | 81° | 48° | 64° | — | — |
| 1987 | 79° | 49° | 64° | — | — |
| 1986 | 69° | 49° | 59° | — | — |
| 1985 | 90° | 51° | 70° | — | — |
| 1984 | 64° | 43° | 53° | — | — |
| 1983 | 82° | 52° | 67° | — | — |
| 1982 | 60° | 50° | 55° | 2.08" | — |
| 1981 | 68° | 51° | 60° | — | — |
| 1980 | 68° | 50° | 59° | — | — |
| 1979 | 73° | 42° | 58° | — | — |
| 1978 | 70° | 56° | 63° | 0.18" | — |
| 1977coldest | 63° | 43° | 53° | — | — |
| 1976 | 74° | 48° | 61° | — | — |
| 1975 | 64° | 46° | 55° | 0.03" | — |
| 1974 | 68° | 49° | 58° | — | — |
| 1973 | 67° | 47° | 57° | — | — |
| 1972 | 78° | 50° | 64° | — | — |
| 1971 | 83° | 48° | 65° | — | — |
56 years of data from SANTA ANA JOHN WAYNE AP