Weather on December 29
Costa Mesa, CA
55 Years of Data
Avg High
67°F
Avg Low
47°F
Warmest
1980
67°F avg
Coldest
1971
47°F avg
About This Date
December 29th in Costa Mesa, CA typically brings mild winter weather, with average highs around 67°F and lows near 47°F. Over 55 years of records, the warmest December 29th was in 1980 (67°F average), while the coldest was 1971 (47°F) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 22% of December 29th dates historically, with the wettest December 29th recording 2.29" 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 December 29th in Costa Mesa, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 74° | 50° | 62° | — | — |
| 2024 | 58° | 52° | 55° | — | — |
| 2023 | 66° | 52° | 59° | — | — |
| 2022 | 63° | 56° | 59° | 0.03" | — |
| 2021 | 59° | 47° | 53° | 0.84" | — |
| 2020 | 67° | 44° | 55° | — | — |
| 2019 | 63° | 46° | 54° | — | — |
| 2018 | 64° | 47° | 55° | — | — |
| 2017 | 79° | 47° | 63° | — | — |
| 2016 | 80° | 47° | 63° | — | — |
| 2015 | 59° | 38° | 48° | — | — |
| 2014 | 64° | 46° | 55° | — | — |
| 2013 | 80° | 38° | 59° | — | — |
| 2012 | 55° | 43° | 49° | 0.56" | — |
| 2011 | 71° | 45° | 58° | — | — |
| 2010 | 58° | 51° | 54° | 2.29" | — |
| 2009 | 63° | 49° | 56° | — | — |
| 2008 | 67° | 43° | 55° | — | — |
| 2007 | 57° | 47° | 52° | — | — |
| 2006 | 68° | 44° | 56° | — | — |
| 2005 | 68° | 53° | 61° | — | — |
| 2004 | 62° | 53° | 58° | 2.18" | — |
| 2003 | 59° | 39° | 49° | — | — |
| 2002 | 60° | 49° | 54° | 0.1" | — |
| 2001 | 60° | 51° | 56° | 0.58" | — |
| 2000 | 74° | 43° | 58° | — | — |
| 1999 | 69° | 45° | 57° | — | — |
| 1998 | 72° | 42° | 57° | — | — |
| 1997 | 81° | 52° | 66° | — | — |
| 1996 | 66° | 52° | 59° | — | — |
| 1995 | 69° | 46° | 58° | — | — |
| 1994 | 61° | 43° | 52° | — | — |
| 1993 | 75° | 57° | 66° | — | — |
| 1992 | 60° | 50° | 55° | 1.32" | — |
| 1991 | 61° | 49° | 55° | 0.56" | — |
| 1990 | 60° | 51° | 56° | — | — |
| 1989 | 63° | 46° | 54° | — | — |
| 1988 | 60° | 41° | 51° | — | — |
| 1987 | 58° | 40° | 49° | 0.33" | — |
| 1986 | 75° | 48° | 62° | — | — |
| 1985 | 74° | 50° | 62° | — | — |
| 1984 | 67° | 47° | 57° | — | — |
| 1983 | 72° | 44° | 58° | — | — |
| 1982 | 62° | 49° | 55° | — | — |
| 1981 | 66° | 45° | 55° | — | — |
| 1980warmest | 89° | 45° | 67° | — | — |
| 1979 | 69° | 45° | 57° | — | — |
| 1978 | 67° | 46° | 56° | — | — |
| 1977 | 67° | 58° | 62° | 1.04" | — |
| 1976 | 69° | 47° | 58° | — | — |
| 1975 | 78° | — | — | — | — |
| 1974 | 62° | 44° | 53° | 2.03" | — |
| 1973 | 63° | 48° | 55° | — | — |
| 1972 | 69° | 39° | 54° | — | — |
| 1971coldest | 59° | 36° | 47° | — | — |
55 years of data from SANTA ANA JOHN WAYNE AP