Weather on September 7
Vallejo, CA
55 Years of Data
Avg High
86°F
Avg Low
56°F
Warmest
2020
94°F avg
Coldest
2002
61°F avg
About This Date
September 7th in Vallejo, CA typically brings warm fall weather, with average highs around 86°F and lows near 56°F — a 30°F daily swing. Over 55 years of records, the warmest September 7th was in 2020 (94°F average), while the coldest was 2002 (61°F) — a 33°F range across recorded history. Rain or other precipitation has occurred on about 2% of September 7th dates historically. The last decade has been 5.7°F warmer on this date compared to 20-30 years ago.
The last decade has been 5.7°F warmer on this date compared to 20-30 years ago.
Planning for September 7th in Vallejo, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 83° | 58° | 70° | — | — |
| 2024 | 93° | 56° | 74° | — | — |
| 2023 | 80° | 55° | 68° | — | — |
| 2022 | 100° | 67° | 83° | — | — |
| 2021 | 98° | 59° | 79° | — | — |
| 2020warmest | 112° | 77° | 94° | — | — |
| 2019 | 83° | 56° | 69° | — | — |
| 2018 | 90° | 55° | 72° | — | — |
| 2017 | 75° | 64° | 70° | — | — |
| 2016 | 99° | 60° | 79° | — | — |
| 2015 | 100° | 60° | 80° | — | — |
| 2014 | 77° | 46° | 62° | — | — |
| 2013 | 96° | 49° | 72° | — | — |
| 2012 | 79° | 48° | 63° | — | — |
| 2011 | 91° | 46° | 69° | — | — |
| 2010 | 73° | 55° | 64° | — | — |
| 2009 | 83° | 46° | 64° | — | — |
| 2008 | 82° | 51° | 67° | — | — |
| 2007 | 77° | 60° | 69° | — | — |
| 2006 | 75° | 48° | 62° | — | — |
| 2005 | 69° | 53° | 61° | — | — |
| 2004 | 99° | 52° | 75° | — | — |
| 2003 | 77° | 51° | 64° | — | — |
| 2002coldest | 75° | 46° | 61° | — | — |
| 2001 | 76° | 64° | 70° | — | — |
| 2000 | 92° | 52° | 72° | — | — |
| 1999 | 79° | 55° | 67° | — | — |
| 1998 | 96° | 76° | 86° | — | — |
| 1997 | 88° | 56° | 72° | — | — |
| 1996 | 94° | 53° | 73° | — | — |
| 1995 | 96° | 58° | 77° | — | — |
| 1994 | 80° | 53° | 67° | — | — |
| 1993 | 95° | 50° | 73° | — | — |
| 1992 | 92° | 54° | 73° | — | — |
| 1991 | 78° | 54° | 66° | — | — |
| 1990 | 89° | 57° | 73° | — | — |
| 1989 | 84° | 51° | 68° | — | — |
| 1988 | 86° | 57° | 72° | — | — |
| 1987 | 81° | 49° | 65° | — | — |
| 1986 | 75° | 51° | 63° | — | — |
| 1985 | 78° | 54° | 66° | 0.46" | — |
| 1984 | 102° | 68° | 85° | — | — |
| 1983 | 75° | 59° | 67° | — | — |
| 1982 | 99° | 56° | 77° | — | — |
| 1981 | 85° | 56° | 70° | — | — |
| 1980 | 79° | 53° | 66° | — | — |
| 1979 | 91° | 62° | 77° | — | — |
| 1978 | 78° | 56° | 67° | — | — |
| 1977 | — | 56° | — | — | — |
| 1976 | 83° | 55° | 69° | — | — |
| 1975 | 87° | 55° | 71° | — | — |
| 1974 | 95° | 57° | 76° | — | — |
| 1973 | 84° | 55° | 70° | — | — |
| 1972 | 85° | 57° | 71° | — | — |
| 1971 | 78° | 52° | 65° | — | — |
55 years of data from VALLEJO