Weather on December 15
Newport Beach, CA
55 Years of Data
Avg High
64°F
Avg Low
48°F
Warmest
2023
67°F avg
Coldest
1987
46°F avg
About This Date
December 15th in Newport Beach, CA typically brings mild winter weather, with average highs around 64°F and lows near 48°F. Over 55 years of records, the warmest December 15th was in 2023 (67°F average), while the coldest was 1987 (46°F) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 11% of December 15th dates historically, with the wettest December 15th recording 1.83" 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 15th in Newport Beach, CA? Great weather for outdoor activities.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 59° | 55° | 57° | — | — |
| 2024 | 62° | 51° | 57° | — | — |
| 2023warmest | 72° | 62° | 67° | — | — |
| 2022 | 59° | 44° | 52° | — | — |
| 2021 | 58° | 41° | 49° | 0.69" | — |
| 2020 | 69° | 47° | 58° | — | — |
| 2019 | 65° | 51° | 58° | — | — |
| 2018 | 66° | 49° | 57° | — | — |
| 2017 | 71° | 53° | 62° | — | — |
| 2016 | 65° | 56° | 60° | 0.03" | — |
| 2015 | 60° | 43° | 51° | — | — |
| 2014 | 63° | 49° | 56° | — | — |
| 2013 | 72° | 50° | 61° | — | — |
| 2012 | 58° | 48° | 53° | 0.13" | — |
| 2011 | 61° | 46° | 53° | — | — |
| 2010 | 57° | 55° | 56° | — | — |
| 2009 | 69° | 44° | 57° | — | — |
| 2008 | 58° | 51° | 54° | 1.83" | — |
| 2007 | 63° | 45° | 54° | — | — |
| 2006 | 65° | 53° | 59° | — | — |
| 2005 | 61° | 53° | 57° | — | — |
| 2004 | 69° | 51° | 60° | — | — |
| 2003 | 65° | 45° | 55° | — | — |
| 2002 | 63° | 57° | 60° | — | — |
| 2001 | 59° | 43° | 51° | — | — |
| 2000 | 58° | 51° | 54° | — | — |
| 1999 | 67° | 51° | 59° | — | — |
| 1998 | 83° | 45° | 64° | — | — |
| 1997 | 62° | 56° | 59° | — | — |
| 1996 | 76° | 54° | 65° | — | — |
| 1995 | 63° | 50° | 56° | — | — |
| 1994 | 68° | 41° | 55° | — | — |
| 1993 | 59° | 48° | 54° | 0.36" | — |
| 1992 | 61° | 48° | 54° | — | — |
| 1991 | 69° | 45° | 57° | — | — |
| 1990 | 59° | 46° | 53° | — | — |
| 1989 | 67° | 50° | 58° | — | — |
| 1988 | 57° | 54° | 55° | 0.3" | — |
| 1987coldest | 54° | 39° | 46° | — | — |
| 1986 | 64° | 52° | 58° | — | — |
| 1985 | 65° | 45° | 55° | — | — |
| 1984 | 60° | 44° | 52° | — | — |
| 1983 | 67° | 48° | 57° | — | — |
| 1982 | 65° | 42° | 53° | — | — |
| 1981 | 67° | 48° | 57° | — | — |
| 1980 | 74° | 54° | 64° | — | — |
| 1979 | 69° | 42° | 56° | — | — |
| 1978 | 66° | 44° | 55° | — | — |
| 1977 | 69° | 48° | 59° | — | — |
| 1976 | 71° | 49° | 60° | — | — |
| 1975 | 64° | 44° | 54° | — | — |
| 1974 | 66° | 46° | 56° | — | — |
| 1973 | 64° | 45° | 54° | — | — |
| 1972 | 64° | 39° | 52° | — | — |
| 1971 | 56° | 41° | 48° | — | — |
55 years of data from NEWPORT BEACH HARBOR