Weather on April 15
San Marcos, CA
55 Years of Data
Avg High
73°F
Avg Low
50°F
Warmest
1987
71°F avg
Coldest
1973
53°F avg
About This Date
April 15th in San Marcos, CA typically brings pleasant spring weather, with average highs around 73°F and lows near 50°F. Over 55 years of records, the warmest April 15th was in 1987 (71°F average), while the coldest was 1973 (53°F) — a 18°F range across recorded history. Rain or other precipitation has occurred on about 20% of April 15th dates historically, with the wettest April 15th recording 4.57" 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 April 15th in San Marcos, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 63° | 53° | 58° | — | — |
| 2024 | 70° | 51° | 60° | 0.13" | — |
| 2023 | 73° | 52° | 62° | — | — |
| 2022 | 77° | 49° | 63° | — | — |
| 2021 | 70° | 47° | 58° | — | — |
| 2020 | 82° | 49° | 65° | — | — |
| 2019 | 76° | 51° | 63° | — | — |
| 2018 | 85° | 49° | 67° | — | — |
| 2017 | 76° | 49° | 62° | — | — |
| 2016 | 75° | 54° | 64° | — | — |
| 2015 | 82° | 52° | 67° | — | — |
| 2014 | 79° | 54° | 66° | — | — |
| 2013 | 60° | 53° | 57° | 0.08" | — |
| 2012 | 68° | 42° | 55° | — | — |
| 2011 | 86° | 50° | 68° | — | — |
| 2010 | 63° | 51° | 57° | — | — |
| 2009 | 59° | 50° | 55° | — | — |
| 2008 | 61° | 56° | 58° | — | — |
| 2007 | 60° | 53° | 57° | — | — |
| 2006 | 62° | 57° | 60° | 0.08" | — |
| 2005 | 81° | 47° | 64° | — | — |
| 2004 | 65° | 53° | 59° | — | — |
| 2003 | 63° | 45° | 54° | 4.57" | — |
| 2002 | 74° | 54° | 64° | 0.13" | — |
| 2001 | 74° | 43° | 58° | — | — |
| 2000 | 68° | 54° | 61° | 0.25" | — |
| 1999 | 87° | 45° | 66° | — | — |
| 1998 | 61° | 46° | 53° | 0.61" | — |
| 1997 | 81° | 49° | 65° | — | — |
| 1996 | 87° | 51° | 69° | — | — |
| 1995 | 68° | 46° | 57° | — | — |
| 1994 | 78° | 54° | 66° | — | — |
| 1993 | 73° | 56° | 64° | — | — |
| 1992 | 73° | 53° | 63° | — | — |
| 1991 | 72° | 48° | 60° | — | — |
| 1990 | 71° | 56° | 63° | — | — |
| 1989 | 75° | 58° | 66° | — | — |
| 1988 | 65° | 45° | 55° | 2.41" | — |
| 1987warmest | 87° | 55° | 71° | — | — |
| 1986 | 66° | 46° | 56° | — | — |
| 1985 | 81° | 52° | 66° | — | — |
| 1984 | 87° | 51° | 69° | — | — |
| 1983 | 71° | 42° | 57° | — | — |
| 1982 | 70° | 50° | 60° | — | — |
| 1981 | 74° | 52° | 63° | — | — |
| 1980 | 80° | 44° | 62° | — | — |
| 1979 | 73° | 51° | 62° | — | — |
| 1978 | 69° | 53° | 61° | 0.08" | — |
| 1977 | 75° | 45° | 60° | — | — |
| 1976 | 60° | 50° | 55° | 0.86" | — |
| 1975 | 63° | 50° | 56° | — | — |
| 1974 | 84° | 44° | 64° | — | — |
| 1973coldest | 66° | 40° | 53° | — | — |
| 1972 | 78° | 38° | 58° | — | — |
| 1971 | 71° | 51° | 61° | 0.05" | — |
55 years of data from ESCONDIDO #2