Weather on October 18
Antioch, CA
55 Years of Data
Avg High
76°F
Avg Low
52°F
Warmest
2020
76°F avg
Coldest
1971
51°F avg
About This Date
October 18th in Antioch, CA typically brings pleasant fall weather, with average highs around 76°F and lows near 52°F. Over 53 years of records, the warmest October 18th was in 2020 (76°F average), while the coldest was 1971 (51°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 2% of October 18th dates historically, with the wettest October 18th recording 0.66" of rain. 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 October 18th in Antioch, CA? Great weather for outdoor activities.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 70° | 57° | 63° | — | — |
| 2024 | 72° | 50° | 61° | — | — |
| 2023 | 82° | 69° | 76° | — | — |
| 2022 | 74° | 61° | 67° | — | — |
| 2021 | 58° | 44° | 51° | — | — |
| 2020warmest | 91° | 60° | 76° | — | — |
| 2019 | 73° | 53° | 63° | — | — |
| 2018 | 75° | 61° | 68° | — | — |
| 2017 | 74° | 55° | 64° | — | — |
| 2016 | 71° | 56° | 63° | — | — |
| 2015 | 76° | 56° | 66° | — | — |
| 2014 | 79° | 55° | 67° | — | — |
| 2013 | 81° | 51° | 66° | — | — |
| 2012 | 83° | 62° | 72° | — | — |
| 2011 | 82° | 54° | 68° | — | — |
| 2010 | 71° | 51° | 61° | — | — |
| 2009 | 68° | 51° | 60° | — | — |
| 2008 | 77° | 50° | 64° | — | — |
| 2007 | 70° | 48° | 59° | — | — |
| 2006 | 75° | 51° | 63° | — | — |
| 2005 | 84° | 54° | 69° | — | — |
| 2004 | 69° | 50° | 60° | — | — |
| 2003 | 79° | 52° | 65° | — | — |
| 2002 | 68° | 49° | 58° | — | — |
| 2001 | 83° | 54° | 68° | — | — |
| 2000 | 83° | 52° | 67° | — | — |
| 1999 | 78° | 49° | 63° | — | — |
| 1998 | 78° | 48° | 63° | — | — |
| 1997 | 85° | 55° | 70° | — | — |
| 1996 | 74° | 51° | 62° | — | — |
| 1995 | 82° | 56° | 69° | — | — |
| 1994 | 75° | 47° | 61° | — | — |
| 1993 | 71° | 51° | 61° | — | — |
| 1992 | 80° | 55° | 68° | — | — |
| 1991 | 79° | 54° | 66° | — | — |
| 1990 | 82° | 55° | 69° | — | — |
| 1989 | 80° | 58° | 69° | — | — |
| 1986 | 70° | 49° | 59° | — | — |
| 1985 | 78° | 44° | 61° | — | — |
| 1984 | 64° | 39° | 52° | — | — |
| 1983 | 78° | 45° | 61° | — | — |
| 1982 | 74° | 45° | 59° | — | — |
| 1981 | 76° | 45° | 60° | — | — |
| 1980 | 74° | 40° | 57° | — | — |
| 1979 | 80° | 57° | 69° | — | — |
| 1978 | 80° | 53° | 67° | — | — |
| 1977 | 76° | 47° | 61° | — | — |
| 1976 | 83° | 46° | 64° | — | — |
| 1975 | 80° | 54° | 67° | — | — |
| 1974 | 89° | 53° | 71° | — | — |
| 1973 | 81° | 50° | 65° | — | — |
| 1972 | 71° | 54° | 62° | 0.66" | — |
| 1971coldest | 63° | 39° | 51° | — | — |
53 years of data from ANTIOCH FIBREBRD MILLS