Weather on March 16
San Marcos, CA
55 Years of Data
About This Date
March 16th in San Marcos, CA typically brings pleasant spring weather, with average highs around 71°F and lows near 48°F. Over 56 years of records, the warmest March 16th was in 2015 (75°F average), while the coldest was 1991 (47°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 20% of March 16th dates historically, with the wettest March 16th recording 3.63" of rain. The last decade has been 3.2°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.2°F warmer on this date compared to 20-30 years ago.
Planning for March 16th in San Marcos, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 94° | 55° | 74° | — | — |
| 2025 | 74° | 43° | 58° | — | — |
| 2024 | 69° | 47° | 58° | 0.38" | — |
| 2023 | 61° | 49° | 55° | 0.05" | — |
| 2022 | 75° | 49° | 62° | — | — |
| 2021 | 63° | 41° | 52° | 0.18" | — |
| 2020 | 64° | 53° | 59° | — | — |
| 2019 | 79° | 45° | 62° | — | — |
| 2018 | 62° | 47° | 54° | — | — |
| 2017 | 83° | 53° | 68° | — | — |
| 2016 | 87° | 52° | 69° | — | — |
| 2015warmest | 92° | 59° | 75° | — | — |
| 2014 | 91° | 51° | 71° | — | — |
| 2013 | 69° | 48° | 59° | — | — |
| 2012 | 68° | 53° | 61° | — | — |
| 2011 | 76° | 51° | 63° | — | — |
| 2010 | 83° | 55° | 69° | — | — |
| 2009 | 64° | 46° | 55° | — | — |
| 2008 | 58° | 45° | 51° | — | — |
| 2007 | 61° | 51° | 56° | — | — |
| 2006 | 59° | 47° | 53° | — | — |
| 2005 | 75° | 42° | 59° | — | — |
| 2004 | 64° | 51° | 58° | — | — |
| 2003 | 59° | 52° | 55° | 3.63" | — |
| 2002 | 59° | 43° | 51° | 0.48" | — |
| 2001 | 68° | 52° | 60° | — | — |
| 2000 | 74° | 53° | 63° | — | — |
| 1999 | 61° | 39° | 50° | — | — |
| 1998 | 65° | 56° | 60° | — | — |
| 1997 | 69° | 59° | 64° | — | — |
| 1996 | 71° | 45° | 58° | — | — |
| 1995 | 74° | — | — | — | — |
| 1994 | 80° | 49° | 64° | — | — |
| 1993 | 77° | 53° | 65° | — | — |
| 1992 | 67° | 47° | 57° | — | — |
| 1991coldest | 61° | 34° | 47° | 0.43" | — |
| 1990 | 80° | 47° | 63° | — | — |
| 1989 | 68° | 49° | 58° | — | — |
| 1988 | 65° | 50° | 57° | — | — |
| 1987 | 64° | 44° | 54° | 0.84" | — |
| 1986 | 61° | 44° | 52° | 2.79" | — |
| 1985 | 64° | 50° | 57° | — | — |
| 1984 | 70° | 46° | 58° | — | — |
| 1983 | 71° | 41° | 56° | — | — |
| 1982 | 61° | 41° | 51° | 0.18" | — |
| 1981 | 72° | 45° | 58° | — | — |
| 1980 | 72° | 48° | 60° | — | — |
| 1979 | 60° | 46° | 53° | 0.15" | — |
| 1978 | 85° | 58° | 71° | — | — |
| 1977 | 61° | 41° | 51° | 0.43" | — |
| 1976 | 79° | 46° | 62° | — | — |
| 1975 | 58° | 46° | 52° | — | — |
| 1974 | 81° | 44° | 62° | — | — |
| 1973 | 72° | 38° | 55° | — | — |
| 1972 | 74° | 51° | 62° | — | — |
| 1971 | 86° | 40° | 63° | — | — |
San Marcos, CA Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
San Marcos, CA Monthly Precipitation
Average rainfall per month, in inches.
San Marcos, CA Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit San Marcos, CA
Most pleasant months in San Marcos, CA: June.