Weather on September 7
Fairfield, CA
55 Years of Data
Avg High
91°F
Avg Low
57°F
Warmest
2020
92°F avg
Coldest
1978
63°F avg
About This Date
September 7th in Fairfield, CA typically brings hot fall weather, with average highs around 91°F and lows near 57°F — a 34°F daily swing. Over 55 years of records, the warmest September 7th was in 2020 (92°F average), while the coldest was 1978 (63°F) — a 29°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 4.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.8°F warmer on this date compared to 20-30 years ago.
Planning for September 7th in Fairfield, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 81° | 60° | 70° | — | — |
| 2024 | 98° | 62° | 80° | — | — |
| 2023 | 85° | 56° | 70° | — | — |
| 2022 | 106° | 72° | 89° | — | — |
| 2021 | 99° | 64° | 81° | — | — |
| 2020warmest | 111° | 73° | 92° | — | — |
| 2019 | 87° | 57° | 72° | — | — |
| 2018 | 94° | 55° | 74° | — | — |
| 2017 | 78° | 65° | 71° | — | — |
| 2016 | 95° | 62° | 79° | — | — |
| 2015 | 94° | 57° | 75° | — | — |
| 2014 | 89° | 54° | 71° | — | — |
| 2013 | 98° | 56° | 77° | — | — |
| 2012 | 89° | 53° | 71° | — | — |
| 2011 | 96° | 51° | 74° | — | — |
| 2010 | 95° | 56° | 75° | — | — |
| 2009 | 83° | 54° | 68° | — | — |
| 2008 | 103° | 64° | 83° | — | — |
| 2007 | 94° | 59° | 76° | — | — |
| 2006 | 94° | 56° | 75° | — | — |
| 2005 | 84° | 51° | 68° | — | — |
| 2004 | 101° | 63° | 82° | — | — |
| 2003 | 82° | 55° | 69° | — | — |
| 2002 | 78° | 48° | 63° | — | — |
| 2001 | 92° | 57° | 74° | — | — |
| 2000 | 83° | 56° | 69° | — | — |
| 1999 | 94° | 58° | 76° | — | — |
| 1998 | 98° | 70° | 84° | — | — |
| 1997 | 86° | 58° | 72° | — | — |
| 1996 | 92° | 54° | 73° | — | — |
| 1995 | 99° | 63° | 81° | — | — |
| 1994 | 83° | 53° | 68° | — | — |
| 1993 | 96° | 53° | 75° | — | — |
| 1992 | 92° | 55° | 73° | — | — |
| 1991 | — | 59° | — | — | — |
| 1990 | 89° | 59° | 74° | — | — |
| 1989 | 83° | 49° | 66° | — | — |
| 1988 | 91° | 51° | 71° | — | — |
| 1987 | 82° | 51° | 67° | — | — |
| 1986 | 91° | 47° | 69° | — | — |
| 1985 | 85° | 53° | 69° | — | — |
| 1984 | 96° | 58° | 77° | — | — |
| 1983 | 92° | 59° | 75° | — | — |
| 1982 | 95° | 60° | 78° | — | — |
| 1981 | 93° | 55° | 74° | — | — |
| 1980 | 85° | 52° | 68° | — | — |
| 1979 | 99° | 55° | 77° | — | — |
| 1978coldest | 76° | 51° | 63° | — | — |
| 1977 | 99° | 60° | 79° | — | — |
| 1976 | 88° | 57° | 72° | — | — |
| 1975 | 88° | 56° | 72° | — | — |
| 1974 | 96° | 61° | 78° | — | — |
| 1973 | 85° | 54° | 69° | — | — |
| 1972 | 89° | 56° | 72° | — | — |
| 1971 | 92° | 55° | 73° | — | — |
55 years of data from FAIRFIELD