Weather on December 17
Newport Beach, CA
55 Years of Data
Avg High
65°F
Avg Low
49°F
Warmest
1985
66°F avg
Coldest
1984
48°F avg
About This Date
December 17th in Newport Beach, CA typically brings mild winter weather, with average highs around 65°F and lows near 49°F. Over 55 years of records, the warmest December 17th was in 1985 (66°F average), while the coldest was 1984 (48°F) — a 18°F range across recorded history. Rain or other precipitation has occurred on about 15% of December 17th dates historically, with the wettest December 17th recording 2.69" of rain. The last decade has been 1.6°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.6°F cooler on this date compared to 20-30 years ago.
Planning for December 17th 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 | 63° | 54° | 58° | — | — |
| 2024 | 66° | 51° | 59° | — | — |
| 2023 | 69° | 54° | 61° | — | — |
| 2022 | 62° | 44° | 53° | — | — |
| 2021 | 65° | 50° | 57° | 0.08" | — |
| 2020 | 64° | 52° | 58° | — | — |
| 2019 | 68° | 49° | 58° | — | — |
| 2018 | 62° | 56° | 59° | — | — |
| 2017 | 74° | 59° | 66° | — | — |
| 2016 | 60° | 45° | 52° | — | — |
| 2015 | 63° | 44° | 53° | — | — |
| 2014 | 62° | 55° | 59° | 0.2" | — |
| 2013 | 72° | 54° | 63° | — | — |
| 2012 | 60° | 55° | 58° | 0.1" | — |
| 2011 | 68° | 52° | 60° | — | — |
| 2010 | 58° | 54° | 56° | 0.25" | — |
| 2009 | 69° | 46° | 58° | — | — |
| 2008 | 56° | 46° | 51° | 1.02" | — |
| 2007 | 61° | 46° | 53° | — | — |
| 2006 | 57° | 47° | 52° | — | — |
| 2005 | 59° | 53° | 56° | — | — |
| 2004 | 73° | 58° | 65° | — | — |
| 2003 | 68° | 45° | 56° | — | — |
| 2002 | 62° | 58° | 60° | 2.69" | — |
| 2001 | 61° | 48° | 54° | — | — |
| 2000 | 69° | 50° | 60° | — | — |
| 1999 | 72° | 48° | 60° | — | — |
| 1998 | 84° | 49° | 66° | — | — |
| 1997 | 66° | 49° | 57° | — | — |
| 1996 | 78° | 48° | 63° | — | — |
| 1995 | 68° | 43° | 55° | — | — |
| 1994 | 61° | 46° | 53° | — | — |
| 1993 | 61° | 44° | 52° | — | — |
| 1992 | 58° | 46° | 52° | — | — |
| 1991 | 66° | 55° | 61° | — | — |
| 1990 | 59° | 40° | 49° | — | — |
| 1989 | 60° | 44° | 52° | — | — |
| 1988 | 59° | 47° | 53° | — | — |
| 1987 | 58° | 48° | 53° | 1.02" | — |
| 1986 | 65° | 47° | 56° | — | — |
| 1985warmest | 80° | 51° | 66° | — | — |
| 1984coldest | 58° | 39° | 48° | — | — |
| 1983 | 63° | 55° | 59° | — | — |
| 1982 | 64° | 46° | 55° | — | — |
| 1981 | 68° | 48° | 58° | — | — |
| 1980 | 72° | 50° | 61° | — | — |
| 1979 | 78° | 47° | 62° | — | — |
| 1978 | 59° | 51° | 55° | 1.52" | — |
| 1977 | 65° | 53° | 59° | — | — |
| 1976 | 72° | 48° | 60° | — | — |
| 1975 | 59° | 42° | 51° | — | — |
| 1974 | 68° | 48° | 58° | — | — |
| 1973 | 61° | 48° | 54° | — | — |
| 1972 | 64° | 47° | 55° | — | — |
| 1971 | 65° | 42° | 53° | — | — |
55 years of data from NEWPORT BEACH HARBOR