Weather on March 31
San Diego, CA
55 Years of Data
Avg High
68°F
Avg Low
55°F
Warmest
2011
71°F avg
Coldest
1977
53°F avg
About This Date
March 31st in San Diego, CA typically brings mild spring weather, with average highs around 68°F and lows near 55°F. Over 56 years of records, the warmest March 31st was in 2011 (71°F average), while the coldest was 1977 (53°F) — a 18°F range across recorded history. Rain or other precipitation has occurred on about 14% of March 31st dates historically, with the wettest March 31st recording 1.73" 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 31st in San Diego, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 70° | 65° | 67° | — | — |
| 2025 | 62° | 57° | 60° | 0.23" | — |
| 2024 | 65° | 52° | 58° | 0.84" | — |
| 2023 | 63° | 47° | 55° | — | — |
| 2022 | 62° | 57° | 60° | — | — |
| 2021 | 88° | 53° | 70° | — | — |
| 2020 | 69° | 57° | 63° | — | — |
| 2019 | 82° | 56° | 69° | — | — |
| 2018 | 67° | 54° | 60° | — | — |
| 2017 | 66° | 58° | 62° | — | — |
| 2016 | 68° | 52° | 60° | — | — |
| 2015 | 68° | 61° | 64° | — | — |
| 2014 | 67° | 56° | 61° | — | — |
| 2013 | 71° | 57° | 64° | — | — |
| 2012 | 61° | 54° | 57° | 0.13" | — |
| 2011warmest | 82° | 60° | 71° | — | — |
| 2010 | 63° | 56° | 59° | — | — |
| 2009 | 68° | 53° | 61° | — | — |
| 2008 | 58° | 51° | 54° | — | — |
| 2007 | 69° | 52° | 60° | — | — |
| 2006 | 62° | 56° | 59° | — | — |
| 2005 | 80° | 55° | 68° | — | — |
| 2004 | 65° | 59° | 62° | — | — |
| 2003 | 78° | 57° | 68° | — | — |
| 2002 | 61° | 54° | 57° | — | — |
| 2001 | 66° | 58° | 62° | — | — |
| 2000 | 70° | 51° | 60° | — | — |
| 1999 | 64° | 55° | 60° | — | — |
| 1998 | 61° | 49° | 55° | 0.81" | — |
| 1997 | 66° | 57° | 62° | — | — |
| 1996 | 66° | 51° | 59° | — | — |
| 1995 | 73° | 50° | 62° | — | — |
| 1994 | 65° | 54° | 59° | — | — |
| 1993 | 65° | 52° | 58° | — | — |
| 1992 | 65° | 55° | 60° | 1.3" | — |
| 1991 | 64° | 53° | 59° | — | — |
| 1990 | 64° | 53° | 59° | — | — |
| 1989 | 76° | 56° | 66° | — | — |
| 1988 | 75° | 52° | 63° | — | — |
| 1987 | 78° | 49° | 63° | — | — |
| 1986 | 67° | 58° | 62° | — | — |
| 1985 | 74° | 51° | 62° | — | — |
| 1984 | 66° | 57° | 62° | 0.08" | — |
| 1983 | 70° | 60° | 65° | — | — |
| 1982 | 65° | 50° | 57° | — | — |
| 1981 | 67° | 55° | 61° | — | — |
| 1980 | 70° | 57° | 63° | — | — |
| 1979 | 69° | 52° | 60° | — | — |
| 1978 | 68° | 60° | 64° | 1.73" | — |
| 1977coldest | 60° | 47° | 53° | 0.08" | — |
| 1976 | 75° | 55° | 65° | — | — |
| 1975 | 59° | 52° | 55° | — | — |
| 1974 | 68° | 56° | 62° | — | — |
| 1973 | 65° | 54° | 59° | — | — |
| 1972 | 73° | 52° | 62° | — | — |
| 1971 | 68° | 57° | 63° | — | — |
56 years of data from SAN DIEGO INTL AP