Weather on September 2
Fairfield, CA
55 Years of Data
Avg High
91°F
Avg Low
56°F
Warmest
2017
89°F avg
Coldest
2023
56°F avg
About This Date
September 2nd in Fairfield, CA typically brings hot fall weather, with average highs around 91°F and lows near 56°F — a 35°F daily swing. Over 55 years of records, the warmest September 2nd was in 2017 (89°F average), while the coldest was 2023 (56°F) — a 33°F range across recorded history. Rain or other precipitation has occurred on about 2% of September 2nd dates historically. 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 September 2nd in Fairfield, 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 | 98° | 70° | 84° | — | — |
| 2024 | 85° | 55° | 70° | — | — |
| 2023coldest | 77° | 36° | 56° | — | — |
| 2022 | 99° | 57° | 78° | — | — |
| 2021 | 78° | 53° | 66° | — | — |
| 2020 | 83° | 59° | 71° | — | — |
| 2019 | 93° | 64° | 79° | — | — |
| 2018 | 93° | 55° | 74° | — | — |
| 2017warmest | 110° | 68° | 89° | — | — |
| 2016 | 87° | 56° | 71° | — | — |
| 2015 | 84° | 59° | 72° | — | — |
| 2014 | 84° | 59° | 72° | — | — |
| 2013 | 89° | 67° | 78° | — | — |
| 2012 | 91° | 49° | 70° | — | — |
| 2011 | 96° | 56° | 76° | — | — |
| 2010 | 100° | 62° | 81° | — | — |
| 2009 | 92° | 55° | 73° | — | — |
| 2008 | 91° | 57° | 74° | — | — |
| 2007 | 100° | 61° | 80° | — | — |
| 2006 | 94° | 53° | 73° | — | — |
| 2005 | 89° | 54° | 71° | — | — |
| 2004 | 87° | 57° | 72° | — | — |
| 2003 | 98° | 60° | 79° | — | — |
| 2002 | 102° | 53° | 78° | — | — |
| 2001 | 93° | 60° | 77° | — | — |
| 2000 | 68° | 57° | 63° | 0.15" | — |
| 1999 | 83° | 52° | 67° | — | — |
| 1998 | 103° | 63° | 83° | — | — |
| 1997 | 91° | 60° | 76° | — | — |
| 1996 | 94° | 55° | 74° | — | — |
| 1995 | 86° | 57° | 72° | — | — |
| 1994 | 78° | 55° | 67° | — | — |
| 1993 | 101° | 64° | 82° | — | — |
| 1992 | 80° | 55° | 68° | — | — |
| 1991 | 101° | 61° | 81° | — | — |
| 1990 | 89° | 56° | 72° | — | — |
| 1989 | 92° | 50° | 71° | — | — |
| 1988 | 91° | 57° | 74° | — | — |
| 1987 | 100° | 61° | 80° | — | — |
| 1986 | 102° | 51° | 77° | — | — |
| 1985 | 90° | 55° | 72° | — | — |
| 1984 | 100° | 53° | 77° | — | — |
| 1983 | 89° | 51° | 70° | — | — |
| 1982 | 94° | 54° | 74° | — | — |
| 1981 | 95° | 56° | 75° | — | — |
| 1980 | 91° | 49° | 70° | — | — |
| 1979 | 83° | 55° | 69° | — | — |
| 1978 | 93° | 58° | 75° | — | — |
| 1977 | 78° | 53° | 66° | — | — |
| 1976 | 99° | 57° | 78° | — | — |
| 1975 | 83° | 51° | 67° | — | — |
| 1974 | 86° | 55° | 71° | — | — |
| 1973 | 89° | 50° | 70° | — | — |
| 1972 | 79° | 58° | 68° | — | — |
| 1971 | 85° | 55° | 70° | — | — |
55 years of data from FAIRFIELD