Weather on July 20
Antioch, CA
55 Years of Data
Avg High
89°F
Avg Low
60°F
Warmest
1998
84°F avg
Coldest
1972
60°F avg
About This Date
July 20th 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 20th was in 1998 (84°F average), while the coldest was 1972 (60°F) — a 24°F range across recorded history. This date has historically been dry, with little recorded precipitation. 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 July 20th in Antioch, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 71° | 61° | 66° | — | — |
| 2024 | 88° | 72° | 80° | — | — |
| 2023 | 96° | 71° | 84° | — | — |
| 2022 | 90° | 76° | 83° | — | — |
| 2021 | 93° | 60° | 77° | — | — |
| 2020 | 87° | 58° | 72° | — | — |
| 2019 | 84° | 59° | 72° | — | — |
| 2018 | 85° | 65° | 75° | — | — |
| 2017 | 80° | 65° | 72° | — | — |
| 2016 | 87° | 58° | 72° | — | — |
| 2015 | 96° | 72° | 84° | — | — |
| 2014 | 84° | 66° | 75° | — | — |
| 2013 | 94° | 59° | 76° | — | — |
| 2012 | 97° | 52° | 74° | — | — |
| 2011 | 96° | 61° | 78° | — | — |
| 2010 | 85° | 57° | 71° | — | — |
| 2009 | 99° | 60° | 79° | — | — |
| 2008 | 83° | 53° | 68° | — | — |
| 2007 | 86° | 62° | 74° | — | — |
| 2006 | 99° | 69° | 84° | — | — |
| 2005 | 90° | 60° | 75° | — | — |
| 2004 | 93° | 63° | 78° | — | — |
| 2003 | 99° | 64° | 81° | — | — |
| 2002 | 92° | 58° | 75° | — | — |
| 2001 | 69° | 54° | 61° | — | — |
| 2000 | 83° | 64° | 73° | — | — |
| 1999 | 75° | 54° | 64° | — | — |
| 1998warmest | 105° | 63° | 84° | — | — |
| 1997 | 95° | 58° | 76° | — | — |
| 1996 | 94° | 62° | 78° | — | — |
| 1995 | 86° | 59° | 73° | — | — |
| 1994 | 85° | 58° | 71° | — | — |
| 1993 | 90° | 58° | 74° | — | — |
| 1992 | 89° | 59° | 74° | — | — |
| 1991 | 82° | 57° | 70° | — | — |
| 1990 | 95° | 63° | 79° | — | — |
| 1989 | 101° | 66° | 83° | — | — |
| 1988 | 99° | 62° | 80° | — | — |
| 1987 | 81° | 56° | 68° | — | — |
| 1986 | 89° | 59° | 74° | — | — |
| 1985 | — | 61° | — | — | — |
| 1984 | 91° | 61° | 76° | — | — |
| 1983 | 79° | 54° | 66° | — | — |
| 1982 | 88° | 50° | 69° | — | — |
| 1981 | 95° | 55° | 75° | — | — |
| 1980 | 90° | 58° | 74° | — | — |
| 1979 | 95° | 58° | 76° | — | — |
| 1978 | 96° | 56° | 76° | — | — |
| 1977 | 91° | 57° | 74° | — | — |
| 1976 | 89° | 56° | 72° | — | — |
| 1975 | 83° | 57° | 70° | — | — |
| 1974 | 90° | 59° | 74° | — | — |
| 1973 | 78° | 52° | 65° | — | — |
| 1972coldest | 64° | 56° | 60° | — | — |
| 1971 | 93° | 62° | 78° | — | — |
55 years of data from ANTIOCH FIBREBRD MILLS