Weather on September 3
Antioch, CA
55 Years of Data
Avg High
88°F
Avg Low
59°F
Warmest
2017
91°F avg
Coldest
2003
62°F avg
About This Date
September 3rd in Antioch, CA typically brings warm fall weather, with average highs around 88°F and lows near 59°F — a 29°F daily swing. Over 55 years of records, the warmest September 3rd was in 2017 (91°F average), while the coldest was 2003 (62°F) — a 29°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 2.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.9°F warmer on this date compared to 20-30 years ago.
Planning for September 3rd in Antioch, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 86° | 56° | 71° | — | — |
| 2024 | 93° | 66° | 80° | — | — |
| 2023 | 69° | 56° | 62° | — | — |
| 2022 | 91° | 68° | 80° | — | — |
| 2021 | 83° | 54° | 68° | — | — |
| 2020 | 86° | 58° | 72° | — | — |
| 2019 | 92° | 60° | 76° | — | — |
| 2018 | 79° | 68° | 73° | — | — |
| 2017warmest | 97° | 85° | 91° | — | — |
| 2016 | 83° | 60° | 71° | — | — |
| 2015 | 82° | 62° | 72° | — | — |
| 2014 | 87° | 57° | 72° | — | — |
| 2013 | 84° | 66° | 75° | — | — |
| 2012 | 90° | 58° | 74° | — | — |
| 2011 | 98° | 58° | 78° | — | — |
| 2010 | 93° | 56° | 74° | — | — |
| 2009 | 100° | 61° | 80° | — | — |
| 2008 | 96° | 64° | 80° | — | — |
| 2007 | 97° | 67° | 82° | — | — |
| 2006 | 81° | 53° | 67° | — | — |
| 2005 | 87° | 53° | 70° | — | — |
| 2004 | 86° | 68° | 77° | — | — |
| 2003coldest | 63° | 62° | 62° | — | — |
| 2002 | 90° | 57° | 73° | — | — |
| 2001 | 87° | 70° | 78° | — | — |
| 2000 | 76° | 55° | 65° | — | — |
| 1999 | 80° | 54° | 67° | — | — |
| 1998 | 102° | 62° | 82° | — | — |
| 1997 | 88° | 61° | 74° | — | — |
| 1996 | 83° | 51° | 67° | — | — |
| 1995 | 88° | 55° | 71° | — | — |
| 1994 | 80° | 56° | 68° | — | — |
| 1993 | 98° | 63° | 80° | — | — |
| 1992 | 85° | 58° | 71° | — | — |
| 1991 | 99° | 66° | 82° | — | — |
| 1990 | 90° | 55° | 72° | — | — |
| 1989 | 89° | 55° | 72° | — | — |
| 1988 | 95° | 64° | 80° | — | — |
| 1987 | 101° | 61° | 81° | — | — |
| 1986 | 92° | 58° | 75° | — | — |
| 1985 | 80° | 56° | 68° | — | — |
| 1984 | 97° | 59° | 78° | — | — |
| 1983 | 90° | 55° | 72° | — | — |
| 1982 | 92° | 53° | 72° | — | — |
| 1981 | 89° | 52° | 70° | — | — |
| 1980 | 85° | 53° | 69° | — | — |
| 1979 | 85° | 60° | 72° | — | — |
| 1978 | 92° | 54° | 73° | — | — |
| 1977 | 86° | 51° | 69° | — | — |
| 1976 | 92° | 55° | 73° | — | — |
| 1975 | 93° | 52° | 72° | — | — |
| 1974 | 82° | 52° | 67° | — | — |
| 1973 | 86° | 55° | 71° | — | — |
| 1972 | 78° | 60° | 69° | — | — |
| 1971 | 82° | 62° | 72° | — | — |
55 years of data from ANTIOCH FIBREBRD MILLS