Weather on December 25
San Marcos, CA
55 Years of Data
Avg High
68°F
Avg Low
42°F
Warmest
2005
66°F avg
Coldest
1987
41°F avg
About This Date
December 25th in San Marcos, CA typically brings mild winter weather, with average highs around 68°F and lows near 42°F — a 26°F daily swing. Over 55 years of records, the warmest December 25th was in 2005 (66°F average), while the coldest was 1987 (41°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 29% of December 25th dates historically, with the wettest December 25th recording 4.62" of rain. The last decade has been 1.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.9°F warmer on this date compared to 20-30 years ago.
Planning for December 25th in San Marcos, CA? Great weather for outdoor activities.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 72° | 54° | 63° | — | — |
| 2024 | 64° | 48° | 56° | 0.03" | — |
| 2023 | 69° | 44° | 57° | — | — |
| 2022 | 84° | 48° | 66° | — | — |
| 2021 | 57° | 50° | 54° | 0.46" | — |
| 2020 | 77° | 44° | 61° | — | — |
| 2019 | 59° | 45° | 52° | 0.79" | — |
| 2018 | 57° | 51° | 54° | 2.13" | — |
| 2017 | 75° | 39° | 57° | — | — |
| 2016 | 59° | 37° | 48° | 0.1" | — |
| 2015 | 58° | 46° | 52° | 0.13" | — |
| 2014 | 65° | 55° | 60° | 0.05" | — |
| 2013 | 81° | 44° | 62° | — | — |
| 2012 | 62° | 45° | 53° | 0.03" | — |
| 2011 | 74° | 38° | 56° | — | — |
| 2010 | 61° | 41° | 51° | — | — |
| 2009 | 60° | 43° | 51° | — | — |
| 2008 | 59° | 49° | 54° | 0.51" | — |
| 2007 | 71° | 46° | 59° | — | — |
| 2006 | 81° | 41° | 61° | — | — |
| 2005warmest | 86° | 46° | 66° | — | — |
| 2004 | 69° | 34° | 51° | — | — |
| 2003 | 62° | 54° | 58° | 1.09" | — |
| 2002 | 59° | 40° | 49° | — | — |
| 2001 | 72° | 37° | 54° | — | — |
| 2000 | 75° | 37° | 56° | — | — |
| 1999 | 78° | 41° | 60° | — | — |
| 1998 | 66° | 38° | 52° | — | — |
| 1997 | 59° | 39° | 49° | — | — |
| 1996 | 72° | 37° | 54° | — | — |
| 1995 | 66° | 39° | 53° | — | — |
| 1994 | 59° | 48° | 54° | 1.42" | — |
| 1993 | 76° | 41° | 58° | — | — |
| 1992 | 74° | 37° | 55° | — | — |
| 1991 | 68° | 41° | 55° | — | — |
| 1990 | 70° | 31° | 50° | — | — |
| 1989 | 83° | 43° | 63° | — | — |
| 1988 | 59° | 38° | 48° | 3.05" | — |
| 1987coldest | 53° | 28° | 41° | — | — |
| 1986 | 71° | 39° | 55° | — | — |
| 1985 | 77° | 42° | 60° | — | — |
| 1984 | 69° | 35° | 52° | — | — |
| 1983 | 64° | 54° | 59° | 4.62" | — |
| 1982 | 64° | 38° | 51° | — | — |
| 1981 | 67° | 36° | 51° | — | — |
| 1980 | 80° | 48° | 64° | — | — |
| 1979 | 60° | 50° | 55° | 0.18" | — |
| 1978 | 66° | 35° | 51° | — | — |
| 1977 | 60° | 51° | 56° | 0.71" | — |
| 1976 | 72° | 33° | 52° | — | — |
| 1975 | 73° | 35° | 54° | — | — |
| 1974 | 62° | 27° | 44° | — | — |
| 1973 | 68° | 33° | 51° | — | — |
| 1972 | 81° | 48° | 64° | — | — |
| 1971 | 59° | 54° | 56° | 1.88" | — |
55 years of data from ESCONDIDO #2