Weather on July 9
Antioch, CA
55 Years of Data
Avg High
89°F
Avg Low
60°F
Warmest
2008
90°F avg
Coldest
2023
56°F avg
About This Date
July 9th in Antioch, CA typically brings warm summer weather, with average highs around 89°F and lows near 60°F — a 29°F daily swing. Over 55 years of records, the warmest July 9th was in 2008 (90°F average), while the coldest was 2023 (56°F) — a 34°F range across recorded history. Rain or other precipitation has occurred on about 2% of July 9th dates historically, with the wettest July 9th recording 0.58" of rain. The last decade has been 1.4°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.4°F cooler on this date compared to 20-30 years ago.
Planning for July 9th in Antioch, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 80° | 51° | 66° | — | — |
| 2024 | 83° | 65° | 74° | — | — |
| 2023coldest | 64° | 48° | 56° | — | — |
| 2022 | 79° | 61° | 70° | — | — |
| 2021 | 105° | 65° | 85° | — | — |
| 2020 | 96° | 59° | 78° | — | — |
| 2019 | 73° | 56° | 64° | — | — |
| 2018 | 90° | 67° | 78° | — | — |
| 2017 | 92° | 78° | 85° | — | — |
| 2016 | 83° | 59° | 71° | — | — |
| 2015 | 75° | 58° | 66° | — | — |
| 2014 | 85° | 59° | 72° | — | — |
| 2013 | 96° | 59° | 78° | — | — |
| 2012 | 98° | 58° | 78° | — | — |
| 2011 | 91° | 58° | 74° | — | — |
| 2010 | 75° | 58° | 66° | — | — |
| 2009 | 87° | 55° | 71° | — | — |
| 2008warmest | 109° | 71° | 90° | — | — |
| 2007 | 86° | 58° | 72° | — | — |
| 2006 | 99° | 60° | 79° | — | — |
| 2005 | 81° | 59° | 70° | — | — |
| 2004 | 76° | 56° | 66° | — | — |
| 2003 | 95° | 60° | 78° | — | — |
| 2002 | 104° | 68° | 86° | — | — |
| 2001 | 71° | 52° | 61° | — | — |
| 2000 | 84° | 63° | 73° | — | — |
| 1999 | 96° | 55° | 76° | — | — |
| 1998 | 90° | 53° | 71° | — | — |
| 1997 | 101° | 71° | 86° | — | — |
| 1996 | 92° | 57° | 74° | — | — |
| 1995 | 91° | 64° | 78° | — | — |
| 1994 | 92° | 54° | 73° | — | — |
| 1993 | 88° | 58° | 73° | — | — |
| 1992 | 96° | 66° | 81° | — | — |
| 1991 | 85° | 53° | 69° | — | — |
| 1990 | 90° | 59° | 74° | — | — |
| 1989 | 100° | 57° | 79° | — | — |
| 1988 | 95° | 60° | 78° | — | — |
| 1987 | 92° | 67° | 79° | — | — |
| 1986 | 94° | 56° | 75° | — | — |
| 1985 | — | 70° | — | — | — |
| 1984 | 96° | 65° | 80° | — | — |
| 1983 | 80° | 52° | 66° | — | — |
| 1982 | 87° | 51° | 69° | — | — |
| 1981 | 97° | 53° | 75° | — | — |
| 1980 | 77° | 51° | 64° | — | — |
| 1979 | 88° | 59° | 73° | — | — |
| 1978 | 95° | 61° | 78° | — | — |
| 1977 | 93° | 57° | 75° | — | — |
| 1976 | 95° | 61° | 78° | — | — |
| 1975 | 84° | 57° | 71° | — | — |
| 1974 | 70° | 60° | 65° | 0.58" | — |
| 1973 | 92° | 60° | 76° | — | — |
| 1972 | 89° | 62° | 76° | — | — |
| 1971 | 85° | 64° | 74° | — | — |
55 years of data from ANTIOCH FIBREBRD MILLS