Weather on December 17
Oceanside, CA
55 Years of Data
Avg High
66°F
Avg Low
42°F
Warmest
1974
62°F avg
Coldest
1984
47°F avg
About This Date
December 17th in Oceanside, CA typically brings mild winter weather, with average highs around 66°F and lows near 42°F. Over 54 years of records, the warmest December 17th was in 1974 (62°F average), while the coldest was 1984 (47°F) — a 15°F range across recorded history. Rain or other precipitation has occurred on about 20% of December 17th dates historically, with the wettest December 17th recording 3.81" of rain. The last decade has been 1.4°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.4°F cooler on this date compared to 20-30 years ago.
Planning for December 17th in Oceanside, CA? Great weather for outdoor activities.
Cooling Trend
0.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 64° | 46° | 55° | — | — |
| 2024 | 70° | 37° | 53° | — | — |
| 2023 | 77° | 39° | 58° | — | — |
| 2022 | 65° | 35° | 50° | — | — |
| 2021 | 68° | 41° | 55° | 0.03" | — |
| 2020 | 65° | 34° | 49° | — | — |
| 2019 | 71° | 31° | 51° | — | — |
| 2018 | 65° | 46° | 55° | — | — |
| 2017 | 76° | 38° | 57° | — | — |
| 2016 | 58° | 38° | 48° | — | — |
| 2015 | 63° | 32° | 47° | — | — |
| 2014 | 64° | 48° | 56° | 0.38" | — |
| 2013 | 77° | 43° | 60° | — | — |
| 2012 | 66° | 54° | 60° | 0.18" | — |
| 2011 | 66° | 39° | 53° | — | — |
| 2010 | 60° | 47° | 53° | 0.74" | — |
| 2009 | 73° | 40° | 56° | 0.03" | — |
| 2008 | 50° | 45° | 47° | 2.62" | — |
| 2007 | 61° | 37° | 49° | — | — |
| 2006 | 59° | 39° | 49° | 0.2" | — |
| 2005 | 61° | 41° | 51° | — | — |
| 2004 | 77° | 39° | 58° | — | — |
| 2003 | 74° | 33° | 53° | — | — |
| 2002 | 61° | 52° | 56° | 0.15" | — |
| 2001 | 61° | 34° | 47° | — | — |
| 2000 | 75° | 40° | 57° | — | — |
| 1999 | 74° | 38° | 56° | — | — |
| 1998 | 60° | 44° | 52° | — | — |
| 1997 | 65° | 44° | 54° | — | — |
| 1996 | 79° | 44° | 61° | — | — |
| 1995 | 62° | 41° | 52° | — | — |
| 1994 | 61° | 41° | 51° | — | — |
| 1993 | 67° | 40° | 53° | — | — |
| 1992 | 64° | 40° | 52° | — | — |
| 1991 | 67° | 52° | 59° | 0.1" | — |
| 1990 | 63° | 39° | 51° | — | — |
| 1989 | 68° | 41° | 55° | — | — |
| 1988 | 60° | 46° | 53° | 0.05" | — |
| 1987 | 57° | 44° | 51° | 3.81" | — |
| 1986 | 74° | 38° | 56° | — | — |
| 1985 | 69° | 46° | 58° | — | — |
| 1984coldest | 57° | 37° | 47° | — | — |
| 1983 | 64° | 52° | 58° | — | — |
| 1982 | 64° | 36° | 50° | — | — |
| 1981 | 62° | 45° | 53° | — | — |
| 1980 | 69° | 50° | 60° | — | — |
| 1979 | 67° | 38° | 52° | — | — |
| 1977 | 64° | 44° | 54° | — | — |
| 1976 | 74° | 50° | 62° | — | — |
| 1975 | 64° | 36° | 50° | — | — |
| 1974warmest | 72° | 52° | 62° | — | — |
| 1973 | 64° | 44° | 54° | — | — |
| 1972 | 65° | 46° | 55° | — | — |
| 1971 | 66° | 35° | 51° | — | — |
54 years of data from OCEANSIDE MUNI AP