Weather on March 12
San Marcos, CA
55 Years of Data
Avg High
70°F
Avg Low
48°F
Warmest
2007
71°F avg
Coldest
1975
48°F avg
About This Date
March 12th in San Marcos, CA typically brings pleasant spring weather, with average highs around 70°F and lows near 48°F. Over 56 years of records, the warmest March 12th was in 2007 (71°F average), while the coldest was 1975 (48°F) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 27% of March 12th dates historically, with the wettest March 12th recording 3.99" 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 March 12th in San Marcos, CA? Great weather for outdoor activities.
Warming Trend
1.2°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 84° | 55° | 70° | — | — |
| 2025 | 62° | 53° | 58° | 0.33" | — |
| 2024 | 61° | 52° | 56° | 0.25" | — |
| 2023 | 69° | 56° | 62° | 0.05" | — |
| 2022 | 80° | 43° | 61° | — | — |
| 2021 | 59° | 43° | 51° | 0.13" | — |
| 2020 | 59° | 53° | 56° | 3.99" | — |
| 2019 | 64° | 49° | 56° | 0.84" | — |
| 2018 | 77° | 57° | 67° | — | — |
| 2017 | 89° | 52° | 70° | — | — |
| 2016 | 64° | 48° | 56° | 0.3" | — |
| 2015 | 83° | 54° | 68° | — | — |
| 2014 | 81° | 50° | 65° | — | — |
| 2013 | 79° | 46° | 62° | — | — |
| 2012 | 67° | 49° | 58° | — | — |
| 2011 | 67° | 52° | 59° | — | — |
| 2010 | 62° | 46° | 54° | — | — |
| 2009 | 60° | 50° | 55° | — | — |
| 2008 | 69° | 52° | 60° | — | — |
| 2007warmest | 94° | 49° | 71° | — | — |
| 2006 | 56° | 46° | 51° | 0.13" | — |
| 2005 | 68° | 55° | 62° | — | — |
| 2004 | 73° | 53° | 63° | — | — |
| 2003 | 64° | 52° | 58° | — | — |
| 2002 | 73° | 46° | 60° | — | — |
| 2001 | 63° | 49° | 56° | — | — |
| 2000 | 78° | 46° | 62° | — | — |
| 1999 | 68° | 38° | 53° | — | — |
| 1998 | 78° | 46° | 62° | — | — |
| 1997 | 71° | 47° | 59° | — | — |
| 1996 | 68° | 53° | 61° | — | — |
| 1995 | 65° | 48° | 56° | 0.89" | — |
| 1994 | 72° | 44° | 58° | — | — |
| 1993 | 82° | 50° | 66° | — | — |
| 1992 | 70° | 47° | 58° | — | — |
| 1991 | 67° | 38° | 52° | — | — |
| 1990 | 60° | 37° | 49° | 0.2" | — |
| 1989 | 80° | 52° | 66° | — | — |
| 1988 | 70° | 38° | 54° | — | — |
| 1987 | 67° | 49° | 58° | — | — |
| 1986 | 60° | 49° | 54° | 1.27" | — |
| 1985 | 65° | 43° | 54° | 0.08" | — |
| 1984 | 74° | 45° | 59° | — | — |
| 1983 | 68° | 57° | 63° | — | — |
| 1982 | 70° | 54° | 62° | 0.03" | — |
| 1981 | 73° | 51° | 62° | — | — |
| 1980 | 70° | 50° | 60° | — | — |
| 1979 | 77° | 45° | 61° | — | — |
| 1978 | 58° | 46° | 52° | 1.73" | — |
| 1977 | 72° | 34° | 53° | — | — |
| 1976 | 70° | 37° | 53° | — | — |
| 1975coldest | 59° | 37° | 48° | — | — |
| 1974 | 72° | 41° | 56° | — | — |
| 1973 | 58° | 40° | 49° | 0.51" | — |
| 1972 | 73° | 46° | 60° | — | — |
| 1971 | 64° | 42° | 53° | — | — |
56 years of data from ESCONDIDO #2