Weather on March 1
San Marcos, CA
55 Years of Data
Avg High
67°F
Avg Low
48°F
Warmest
2016
68°F avg
Coldest
2007
49°F avg
About This Date
March 1st in San Marcos, CA typically brings mild spring weather, with average highs around 67°F and lows near 48°F. Over 56 years of records, the warmest March 1st was in 2016 (68°F average), while the coldest was 2007 (49°F) — a 19°F range across recorded history. Rain or other precipitation has occurred on about 32% of March 1st dates historically, with the wettest March 1st recording 5.87" of rain. The last decade has been 4.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.5°F warmer on this date compared to 20-30 years ago.
Planning for March 1st in San Marcos, CA? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 77° | 58° | 67° | — | — |
| 2025 | 66° | 53° | 60° | 0.05" | — |
| 2024 | 71° | 55° | 63° | — | — |
| 2023 | 53° | 47° | 50° | 1.47" | — |
| 2022 | 87° | 45° | 66° | — | — |
| 2021 | 77° | 42° | 60° | — | — |
| 2020 | 63° | 53° | 58° | 0.03" | — |
| 2019 | 69° | 54° | 61° | — | — |
| 2018 | 64° | 40° | 52° | — | — |
| 2017 | 73° | 42° | 58° | — | — |
| 2016warmest | 84° | 52° | 68° | — | — |
| 2015 | 53° | 51° | 52° | 1.91" | — |
| 2014 | 62° | 53° | 58° | 0.64" | — |
| 2013 | 84° | 46° | 65° | — | — |
| 2012 | 62° | 50° | 56° | 0.08" | — |
| 2011 | 69° | 39° | 54° | — | — |
| 2010 | 62° | 49° | 55° | — | — |
| 2009 | 76° | 56° | 66° | — | — |
| 2008 | 58° | 53° | 55° | — | — |
| 2007coldest | 61° | 38° | 49° | — | — |
| 2006 | 60° | 49° | 54° | — | — |
| 2005 | 66° | 52° | 59° | — | — |
| 2004 | 61° | 42° | 51° | — | — |
| 2003 | 63° | 44° | 53° | — | — |
| 2002 | 69° | 51° | 60° | 0.51" | — |
| 2001 | 64° | 41° | 53° | 0.03" | — |
| 2000 | 65° | 42° | 53° | 0.13" | — |
| 1999 | 76° | 44° | 60° | — | — |
| 1998 | 73° | 43° | 58° | — | — |
| 1997 | 68° | 38° | 53° | — | — |
| 1996 | 74° | 42° | 58° | — | — |
| 1995 | 60° | 52° | 56° | 0.05" | — |
| 1994 | 81° | 43° | 62° | — | — |
| 1993 | 64° | 43° | 53° | — | — |
| 1992 | 72° | 52° | 62° | — | — |
| 1991 | 60° | 54° | 57° | 5.87" | — |
| 1990 | 67° | 50° | 58° | — | — |
| 1989 | 66° | 48° | 57° | — | — |
| 1988 | 65° | 52° | 58° | 1.12" | — |
| 1987 | 67° | 40° | 53° | — | — |
| 1986 | 67° | 56° | 61° | — | — |
| 1985 | 62° | 52° | 57° | — | — |
| 1984 | 69° | 49° | 59° | — | — |
| 1983 | 64° | 53° | 59° | 3.43" | — |
| 1982 | 72° | 51° | 61° | 0.13" | — |
| 1981 | 56° | 48° | 52° | 4.32" | — |
| 1980 | 68° | 49° | 58° | — | — |
| 1979 | 68° | 45° | 56° | 2.03" | — |
| 1978 | 63° | 54° | 58° | 4.9" | — |
| 1977 | 68° | 48° | 58° | — | — |
| 1976 | 61° | 49° | 55° | 2.79" | — |
| 1975 | 73° | 37° | 55° | — | — |
| 1974 | 78° | 43° | 60° | — | — |
| 1973 | 64° | 45° | 54° | — | — |
| 1972 | 73° | 46° | 60° | — | — |
| 1971 | 59° | 44° | 52° | — | — |
56 years of data from ESCONDIDO #2