Weather on April 18
Vallejo, CA
55 Years of Data
Avg High
71°F
Avg Low
45°F
Warmest
2016
72°F avg
Coldest
2004
50°F avg
About This Date
April 18th in Vallejo, CA typically brings pleasant spring weather, with average highs around 71°F and lows near 45°F — a 26°F daily swing. Over 55 years of records, the warmest April 18th was in 2016 (72°F average), while the coldest was 2004 (50°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 16% of April 18th dates historically, with the wettest April 18th recording 0.76" of rain. The last decade has been 5.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 5.9°F warmer on this date compared to 20-30 years ago.
Planning for April 18th in Vallejo, CA? Great weather for outdoor activities.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 70° | 50° | 60° | — | — |
| 2024 | 79° | 50° | 64° | — | — |
| 2023 | 61° | 40° | 50° | 0.2" | — |
| 2022 | 70° | 41° | 55° | — | — |
| 2021 | 90° | 48° | 69° | — | — |
| 2020 | 67° | 52° | 59° | — | — |
| 2019 | 81° | 50° | 65° | — | — |
| 2018 | 65° | 45° | 55° | — | — |
| 2017 | 72° | 52° | 62° | 0.3" | — |
| 2016warmest | 91° | 54° | 72° | — | — |
| 2015 | 83° | 49° | 66° | — | — |
| 2014 | 68° | 43° | 55° | — | — |
| 2013 | 76° | 41° | 58° | — | — |
| 2012 | 70° | 48° | 59° | — | — |
| 2011 | 60° | 52° | 56° | — | — |
| 2010 | 74° | 41° | 57° | — | — |
| 2009 | 78° | 44° | 61° | — | — |
| 2008 | 63° | 46° | 54° | — | — |
| 2007 | 64° | 37° | 51° | — | — |
| 2006 | 71° | 38° | 54° | — | — |
| 2005 | 70° | — | — | — | — |
| 2004coldest | 57° | 42° | 50° | 0.25" | — |
| 2003 | 69° | 41° | 55° | — | — |
| 2002 | 66° | 37° | 52° | — | — |
| 2001 | 70° | 40° | 55° | — | — |
| 2000 | 67° | 42° | 54° | — | — |
| 1999 | 72° | 44° | 58° | — | — |
| 1998 | 70° | 42° | 56° | — | — |
| 1997 | 76° | 54° | 65° | — | — |
| 1996 | 67° | 38° | 52° | 0.69" | — |
| 1995 | 66° | 44° | 55° | 0.08" | — |
| 1994 | 80° | 50° | 65° | — | — |
| 1993 | 68° | 45° | 56° | 0.36" | — |
| 1992 | 82° | 49° | 65° | — | — |
| 1991 | 68° | 41° | 55° | — | — |
| 1990 | 72° | 50° | 61° | — | — |
| 1989 | 81° | 48° | 64° | — | — |
| 1988 | 74° | 48° | 61° | — | — |
| 1987 | 71° | 45° | 58° | — | — |
| 1986 | 76° | 41° | 58° | — | — |
| 1985 | 71° | 42° | 57° | — | — |
| 1984 | 65° | 42° | 53° | 0.76" | — |
| 1983 | 68° | 52° | 60° | 0.3" | — |
| 1982 | 78° | 44° | 61° | — | — |
| 1981 | 62° | 50° | 56° | — | — |
| 1980 | 77° | 52° | 64° | — | — |
| 1979 | 65° | 41° | 53° | — | — |
| 1978 | 69° | 42° | 56° | — | — |
| 1977 | 82° | 44° | 63° | — | — |
| 1976 | 65° | 41° | 53° | — | — |
| 1975 | 61° | 43° | 52° | — | — |
| 1974 | 66° | 45° | 55° | 0.05" | — |
| 1973 | 63° | 43° | 53° | — | — |
| 1972 | 67° | 39° | 53° | — | — |
| 1971 | 58° | 46° | 52° | — | — |
55 years of data from VALLEJO