Weather on August 8
Antioch, CA
55 Years of Data
Avg High
91°F
Avg Low
60°F
Warmest
2025
86°F avg
Coldest
1977
66°F avg
About This Date
August 8th in Antioch, CA typically brings hot summer weather, with average highs around 91°F and lows near 60°F — a 31°F daily swing. Over 54 years of records, the warmest August 8th was in 2025 (86°F average), while the coldest was 1977 (66°F) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 2% of August 8th dates historically. The last decade has been 1.9°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.9°F cooler on this date compared to 20-30 years ago.
Planning for August 8th in Antioch, CA? Stay hydrated and seek shade during peak afternoon hours.
Cooling Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025warmest | 96° | 75° | 86° | — | — |
| 2024 | 86° | 72° | 79° | — | — |
| 2023 | 79° | 54° | 66° | — | — |
| 2022 | 77° | 56° | 66° | — | — |
| 2021 | 90° | 59° | 74° | — | — |
| 2020 | 90° | 62° | 76° | — | — |
| 2019 | 85° | 62° | 73° | — | — |
| 2018 | 90° | 61° | 75° | — | — |
| 2017 | 78° | 64° | 71° | — | — |
| 2016 | 93° | 56° | 74° | — | — |
| 2015 | 93° | 58° | 75° | — | — |
| 2014 | 94° | 60° | 77° | — | — |
| 2013 | 82° | 54° | 68° | — | — |
| 2012 | 95° | 67° | 81° | — | — |
| 2011 | 86° | 56° | 71° | — | — |
| 2010 | 89° | 56° | 72° | — | — |
| 2009 | 90° | 63° | 76° | — | — |
| 2008 | 90° | 55° | 72° | — | — |
| 2007 | 86° | 54° | 70° | — | — |
| 2006 | 87° | 56° | 71° | — | — |
| 2005 | 93° | 62° | 78° | — | — |
| 2004 | 96° | 60° | 78° | — | — |
| 2003 | 85° | 60° | 72° | — | — |
| 2002 | 96° | 66° | 81° | — | — |
| 2001 | 91° | 71° | 81° | — | — |
| 2000 | 84° | 58° | 71° | — | — |
| 1999 | 80° | 56° | 68° | — | — |
| 1998 | 93° | 57° | 75° | — | — |
| 1997 | 103° | 63° | 83° | — | — |
| 1996 | 88° | 57° | 72° | — | — |
| 1995 | 89° | 60° | 75° | — | — |
| 1994 | 98° | 61° | 79° | — | — |
| 1992 | 90° | 65° | 77° | — | — |
| 1991 | 86° | 60° | 73° | — | — |
| 1990 | 100° | 69° | 85° | — | — |
| 1989 | 94° | 64° | 79° | 0.1" | — |
| 1988 | 87° | 56° | 71° | — | — |
| 1987 | 91° | 57° | 74° | — | — |
| 1986 | 90° | 54° | 72° | — | — |
| 1985 | 95° | 55° | 75° | — | — |
| 1984 | 102° | 62° | 82° | — | — |
| 1983 | 100° | 67° | 83° | — | — |
| 1982 | 98° | 63° | 80° | — | — |
| 1981 | 106° | 60° | 83° | — | — |
| 1980 | 93° | 53° | 73° | — | — |
| 1979 | 91° | 48° | 70° | — | — |
| 1978 | 100° | 64° | 82° | — | — |
| 1977coldest | 81° | 51° | 66° | — | — |
| 1976 | 84° | 53° | 69° | — | — |
| 1975 | 95° | 56° | 75° | — | — |
| 1974 | 90° | 59° | 74° | — | — |
| 1973 | 81° | 56° | 68° | — | — |
| 1972 | 95° | 63° | 79° | — | — |
| 1971 | 90° | 71° | 80° | — | — |
54 years of data from ANTIOCH FIBREBRD MILLS