Weather on March 11
San Marcos, CA
55 Years of Data
Avg High
69°F
Avg Low
48°F
Warmest
2002
71°F avg
Coldest
1975
46°F avg
About This Date
March 11th in San Marcos, CA typically brings mild spring weather, with average highs around 69°F and lows near 48°F. Over 56 years of records, the warmest March 11th was in 2002 (71°F average), while the coldest was 1975 (46°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 32% of March 11th dates historically, with the wettest March 11th recording 4.57" of rain. The last decade has been 1.5°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.5°F cooler on this date compared to 20-30 years ago.
Planning for March 11th in San Marcos, CA? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 66° | 53° | 60° | — | — |
| 2025 | 60° | 51° | 56° | 0.74" | — |
| 2024 | 71° | 50° | 61° | — | — |
| 2023 | 64° | 56° | 60° | 2.08" | — |
| 2022 | 78° | 43° | 60° | — | — |
| 2021 | 61° | 45° | 53° | 1.14" | — |
| 2020 | 72° | 58° | 65° | 0.41" | — |
| 2019 | 61° | 45° | 53° | — | — |
| 2018 | 72° | 55° | 63° | 1.78" | — |
| 2017 | 83° | 51° | 67° | — | — |
| 2016 | 69° | 54° | 61° | 0.23" | — |
| 2015 | 79° | 57° | 68° | — | — |
| 2014 | 77° | 48° | 63° | — | — |
| 2013 | 77° | 43° | 60° | — | — |
| 2012 | 68° | 50° | 59° | — | — |
| 2011 | 75° | 47° | 61° | — | — |
| 2010 | 60° | 45° | 52° | — | — |
| 2009 | 59° | 47° | 53° | — | — |
| 2008 | 74° | 54° | 64° | — | — |
| 2007 | 92° | — | — | — | — |
| 2006 | 52° | 43° | 47° | 1.6" | — |
| 2005 | 76° | 52° | 64° | — | — |
| 2004 | 81° | 48° | 64° | — | — |
| 2003 | 77° | 43° | 60° | — | — |
| 2002warmest | 73° | 68° | 71° | — | — |
| 2001 | 57° | 48° | 53° | 0.08" | — |
| 2000 | 80° | 43° | 61° | — | — |
| 1999 | 54° | 47° | 50° | 0.41" | — |
| 1998 | 83° | 46° | 64° | — | — |
| 1997 | 88° | 45° | 66° | — | — |
| 1996 | 70° | 52° | 61° | — | — |
| 1995 | 65° | 51° | 58° | 4.57" | — |
| 1994 | 65° | 54° | 59° | — | — |
| 1993 | 72° | 48° | 60° | — | — |
| 1992 | 72° | 49° | 60° | — | — |
| 1991 | 64° | 46° | 55° | 0.51" | — |
| 1990 | 62° | 48° | 55° | 0.64" | — |
| 1989 | 77° | 50° | 64° | — | — |
| 1988 | 68° | 41° | 55° | — | — |
| 1987 | 71° | 52° | 61° | — | — |
| 1986 | 62° | 50° | 56° | 1.96" | — |
| 1985 | 65° | 52° | 58° | — | — |
| 1984 | 75° | 44° | 60° | — | — |
| 1983 | 68° | 52° | 60° | — | — |
| 1982 | 79° | 60° | 69° | 0.15" | — |
| 1981 | 73° | 42° | 58° | — | — |
| 1980 | 64° | 46° | 55° | 1.68" | — |
| 1979 | 72° | 45° | 58° | — | — |
| 1978 | 60° | 48° | 54° | — | — |
| 1977 | 71° | 34° | 52° | — | — |
| 1976 | 59° | 46° | 53° | 0.05" | — |
| 1975coldest | 49° | 44° | 46° | 2.08" | — |
| 1974 | 69° | 37° | 53° | — | — |
| 1973 | 56° | 47° | 51° | 1.42" | — |
| 1972 | 77° | 46° | 62° | — | — |
| 1971 | 64° | 43° | 53° | — | — |
56 years of data from ESCONDIDO #2