Weather on August 19
Antioch, CA
55 Years of Data
Avg High
86°F
Avg Low
59°F
Warmest
2020
90°F avg
Coldest
2005
61°F avg
About This Date
August 19th in Antioch, CA typically brings warm summer weather, with average highs around 86°F and lows near 59°F — a 27°F daily swing. Over 54 years of records, the warmest August 19th was in 2020 (90°F average), while the coldest was 2005 (61°F) — a 29°F range across recorded history. Rain or other precipitation has occurred on about 6% of August 19th dates historically, with the wettest August 19th recording 0.58" of rain. The last decade has been 3.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.9°F warmer on this date compared to 20-30 years ago.
Planning for August 19th in Antioch, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 81° | 62° | 71° | — | — |
| 2024 | 78° | 58° | 68° | — | — |
| 2023 | 81° | 71° | 76° | — | — |
| 2022 | 88° | 72° | 80° | — | — |
| 2021 | 86° | 62° | 74° | — | — |
| 2020warmest | 106° | 74° | 90° | — | — |
| 2019 | 84° | 57° | 71° | — | — |
| 2018 | 87° | 60° | 74° | — | — |
| 2017 | 76° | 55° | 65° | — | — |
| 2016 | 88° | 60° | 74° | — | — |
| 2015 | 87° | 57° | 72° | — | — |
| 2014 | 83° | 57° | 70° | — | — |
| 2013 | 96° | 68° | 82° | — | — |
| 2012 | 81° | 65° | 73° | — | — |
| 2011 | 90° | 58° | 74° | — | — |
| 2010 | 90° | 55° | 72° | — | — |
| 2009 | 91° | 58° | 74° | — | — |
| 2008 | 82° | 62° | 72° | — | — |
| 2007 | 95° | 60° | 78° | — | — |
| 2006 | 91° | 55° | 73° | — | — |
| 2005coldest | 71° | 50° | 61° | — | — |
| 2004 | 89° | 60° | 75° | — | — |
| 2003 | 81° | 58° | 69° | — | — |
| 2002 | 76° | 53° | 64° | — | — |
| 2001 | 84° | 68° | 76° | — | — |
| 2000 | 86° | 60° | 73° | — | — |
| 1999 | 89° | 53° | 71° | — | — |
| 1998 | 81° | 56° | 68° | — | — |
| 1997 | 81° | 61° | 71° | — | — |
| 1996 | 98° | 54° | 76° | — | — |
| 1995 | 90° | 57° | 73° | — | — |
| 1994 | 92° | 60° | 76° | — | — |
| 1992 | 99° | 64° | 81° | — | — |
| 1991 | 86° | 55° | 71° | — | — |
| 1990 | 80° | 58° | 69° | — | — |
| 1989 | 85° | 56° | 70° | — | — |
| 1988 | 98° | 61° | 79° | — | — |
| 1987 | 80° | 59° | 70° | — | — |
| 1986 | 94° | 56° | 75° | — | — |
| 1985 | 82° | 59° | 71° | — | — |
| 1984 | 100° | 55° | 78° | — | — |
| 1983 | 87° | 61° | 74° | 0.05" | — |
| 1982 | 90° | 54° | 72° | — | — |
| 1981 | 84° | 56° | 70° | — | — |
| 1980 | 86° | 53° | 70° | — | — |
| 1979 | 90° | 61° | 75° | — | — |
| 1978 | 94° | 53° | 73° | — | — |
| 1977 | 89° | 57° | 73° | — | — |
| 1976 | 69° | 59° | 64° | 0.58" | — |
| 1975 | 71° | 56° | 63° | 0.03" | — |
| 1974 | 88° | 58° | 73° | — | — |
| 1973 | 81° | 56° | 68° | — | — |
| 1972 | 80° | 59° | 70° | — | — |
| 1971 | 88° | 59° | 73° | — | — |
54 years of data from ANTIOCH FIBREBRD MILLS