Weather on March 30
Vallejo, CA
55 Years of Data
Avg High
70°F
Avg Low
45°F
Warmest
2026
71°F avg
Coldest
1999
45°F avg
About This Date
March 30th in Vallejo, CA typically brings pleasant spring weather, with average highs around 70°F and lows near 45°F — a 25°F daily swing. Over 36 years of records, the warmest March 30th was in 2026 (71°F average), while the coldest was 1999 (45°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 25% of March 30th dates historically, with the wettest March 30th recording 1.6" 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 30th in Vallejo, CA? Great weather for outdoor activities.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026warmest | 85° | 57° | 71° | — | — |
| 2025 | 65° | 47° | 56° | 0.3" | — |
| 2024 | 63° | 46° | 54° | 0.28" | — |
| 2023 | 60° | 38° | 49° | 0.69" | — |
| 2022 | 64° | 49° | 56° | — | — |
| 2021 | 81° | 50° | 65° | — | — |
| 2020 | 66° | 47° | 56° | — | — |
| 2019 | 72° | 43° | 57° | — | — |
| 2018 | 84° | 55° | 70° | — | — |
| 2017 | 74° | 49° | 61° | — | — |
| 2016 | 72° | 44° | 58° | — | — |
| 2015 | 84° | 53° | 69° | — | — |
| 2014 | 61° | 39° | 50° | — | — |
| 2013 | 66° | 53° | 60° | 0.08" | — |
| 2012 | 62° | 53° | 58° | — | — |
| 2011 | 82° | 46° | 64° | — | — |
| 2010 | 59° | 41° | 50° | 0.46" | — |
| 2009 | 69° | 39° | 54° | — | — |
| 2008 | 60° | 34° | 47° | — | — |
| 2007 | 72° | 35° | 53° | — | — |
| 2006 | 55° | 45° | 50° | — | — |
| 2005 | 67° | 37° | 52° | — | — |
| 2004 | 79° | 41° | 60° | — | — |
| 2003 | 81° | 46° | 63° | — | — |
| 2002 | 71° | 48° | 60° | — | — |
| 2001 | 82° | 47° | 64° | — | — |
| 2000 | 78° | 42° | 60° | — | — |
| 1999coldest | 57° | 33° | 45° | 0.41" | — |
| 1998 | 66° | 60° | 63° | — | — |
| 1977 | 60° | 37° | 49° | 0.38" | — |
| 1976 | 73° | 42° | 58° | — | — |
| 1975 | 71° | 41° | 56° | — | — |
| 1974 | 61° | 51° | 56° | 1.6" | — |
| 1973 | 60° | 48° | 54° | 0.41" | — |
| 1972 | 70° | 40° | 55° | — | — |
| 1971 | 70° | 45° | 57° | — | — |
36 years of data from MARE ISLAND