Weather on March 30
Costa Mesa, CA
55 Years of Data
Avg High
71°F
Avg Low
52°F
Warmest
2003
71°F avg
Coldest
1979
54°F avg
About This Date
March 30th in Costa Mesa, CA typically brings pleasant spring weather, with average highs around 71°F and lows near 52°F. Over 56 years of records, the warmest March 30th was in 2003 (71°F average), while the coldest was 1979 (54°F) — a 17°F range across recorded history. Rain or other precipitation has occurred on about 9% of March 30th dates historically, with the wettest March 30th recording 2.64" of rain. The last decade has been 1.1°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.1°F cooler on this date compared to 20-30 years ago.
Planning for March 30th in Costa Mesa, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 70° | 57° | 63° | — | — |
| 2025 | 66° | 57° | 62° | — | — |
| 2024 | 60° | 52° | 56° | 2.64" | — |
| 2023 | 60° | 49° | 54° | 0.38" | — |
| 2022 | 68° | 56° | 62° | — | — |
| 2021 | 71° | 55° | 63° | — | — |
| 2020 | 72° | 56° | 64° | — | — |
| 2019 | 75° | 52° | 63° | — | — |
| 2018 | 73° | 54° | 63° | — | — |
| 2017 | 69° | 55° | 62° | — | — |
| 2016 | 63° | 50° | 56° | — | — |
| 2015 | 75° | 57° | 66° | — | — |
| 2014 | 71° | 56° | 63° | — | — |
| 2013 | 68° | 56° | 62° | — | — |
| 2012 | 64° | 55° | 60° | — | — |
| 2011 | 73° | 54° | 63° | — | — |
| 2010 | 65° | 54° | 59° | — | — |
| 2009 | 68° | 54° | 61° | — | — |
| 2008 | 61° | 51° | 56° | 0.15" | — |
| 2007 | 74° | 50° | 62° | — | — |
| 2006 | 65° | 53° | 59° | — | — |
| 2005 | 77° | 53° | 65° | — | — |
| 2004 | 71° | 53° | 62° | — | — |
| 2003warmest | 90° | 52° | 71° | — | — |
| 2002 | 64° | 54° | 59° | — | — |
| 2001 | 71° | 59° | 65° | — | — |
| 2000 | 66° | 54° | 60° | — | — |
| 1999 | 63° | 53° | 58° | — | — |
| 1998 | 65° | 44° | 54° | — | — |
| 1997 | 69° | 59° | 64° | — | — |
| 1996 | 73° | 47° | 60° | — | — |
| 1995 | 79° | 56° | 67° | — | — |
| 1994 | 75° | 54° | 64° | — | — |
| 1993 | 70° | 53° | 61° | — | — |
| 1992 | 69° | 56° | 62° | — | — |
| 1991 | 75° | 47° | 61° | — | — |
| 1990 | 68° | 52° | 60° | — | — |
| 1989 | 77° | 54° | 65° | — | — |
| 1988 | 75° | 52° | 63° | — | — |
| 1987 | 82° | 49° | 65° | — | — |
| 1986 | 74° | 52° | 63° | — | — |
| 1985 | 77° | 44° | 61° | — | — |
| 1984 | 70° | 50° | 60° | — | — |
| 1983 | 78° | 50° | 64° | — | — |
| 1982 | 62° | 46° | 54° | 0.84" | — |
| 1981 | 67° | 55° | 61° | — | — |
| 1980 | 76° | 50° | 63° | — | — |
| 1979coldest | 64° | 45° | 54° | — | — |
| 1978 | 66° | 59° | 63° | 0.13" | — |
| 1977 | 65° | 46° | 55° | — | — |
| 1976 | 78° | 50° | 64° | — | — |
| 1975 | 74° | 39° | 56° | — | — |
| 1974 | 72° | 55° | 63° | — | — |
| 1973 | 66° | 48° | 57° | — | — |
| 1972 | 76° | 43° | 59° | — | — |
| 1971 | 75° | 50° | 63° | — | — |
56 years of data from SANTA ANA JOHN WAYNE AP