Weather on January 20
Antioch, CA
55 Years of Data
Avg High
56°F
Avg Low
40°F
Warmest
2021
57°F avg
Coldest
1992
37°F avg
About This Date
January 20th in Antioch, CA typically brings cool winter weather, with average highs around 56°F and lows near 40°F. Over 55 years of records, the warmest January 20th was in 2021 (57°F average), while the coldest was 1992 (37°F) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 22% of January 20th dates historically, with the wettest January 20th recording 1.32" of rain. The last decade has been 2.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.8°F warmer on this date compared to 20-30 years ago.
Planning for January 20th in Antioch, CA? Bring layers as temperatures can vary throughout the day.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 54° | 46° | 50° | — | — |
| 2025 | 56° | 42° | 49° | — | — |
| 2024 | 56° | 48° | 52° | — | — |
| 2023 | 48° | 35° | 42° | — | — |
| 2022 | 59° | 49° | 54° | — | — |
| 2021warmest | 67° | 47° | 57° | — | — |
| 2020 | 50° | 40° | 45° | — | — |
| 2019 | 64° | 48° | 56° | 0.13" | — |
| 2018 | 49° | 36° | 42° | — | — |
| 2017 | 53° | 46° | 50° | 1.32" | — |
| 2016 | 66° | 45° | 55° | 0.03" | — |
| 2015 | 59° | 43° | 51° | — | — |
| 2014 | 66° | 42° | 54° | — | — |
| 2013 | 62° | 36° | 49° | — | — |
| 2012 | 55° | 45° | 50° | — | — |
| 2011 | 61° | 36° | 48° | — | — |
| 2010 | 50° | 40° | 45° | — | — |
| 2009 | 59° | 48° | 54° | — | — |
| 2008 | 57° | 35° | 46° | 0.36" | — |
| 2007 | 62° | 31° | 46° | — | — |
| 2006 | 55° | 36° | 45° | 0.2" | — |
| 2005 | 44° | 41° | 43° | — | — |
| 2004 | 54° | 34° | 44° | — | — |
| 2003 | 44° | 39° | 42° | — | — |
| 2002 | 57° | 33° | 45° | — | — |
| 2001 | 52° | 41° | 46° | — | — |
| 2000 | 58° | 49° | 53° | — | — |
| 1999 | 59° | 54° | 56° | 0.36" | — |
| 1998 | 55° | 40° | 47° | 0.15" | — |
| 1997 | 52° | 43° | 47° | 0.38" | — |
| 1996 | 60° | 41° | 51° | — | — |
| 1995 | 52° | 37° | 44° | — | — |
| 1994 | 61° | 37° | 49° | — | — |
| 1993 | 54° | 47° | 50° | 0.28" | — |
| 1992coldest | 40° | 35° | 37° | — | — |
| 1991 | 68° | 42° | 55° | — | — |
| 1990 | 48° | 36° | 42° | — | — |
| 1989 | 59° | 33° | 46° | — | — |
| 1988 | 54° | 35° | 44° | — | — |
| 1987 | 64° | 40° | 52° | — | — |
| 1985 | 43° | 36° | 39° | — | — |
| 1984 | 56° | 30° | 43° | — | — |
| 1983 | 55° | 34° | 44° | — | — |
| 1982 | 48° | — | — | 0.3" | — |
| 1981 | 66° | 46° | 56° | — | — |
| 1980 | 54° | 30° | 42° | — | — |
| 1979 | 58° | 32° | 45° | — | — |
| 1978 | 61° | 46° | 53° | — | — |
| 1977 | 42° | 34° | 38° | — | — |
| 1976 | 67° | 31° | 49° | — | — |
| 1975 | — | 36° | — | — | — |
| 1974 | 58° | 46° | 52° | 0.13" | — |
| 1973 | 55° | 34° | 44° | — | — |
| 1972 | 55° | 43° | 49° | — | — |
| 1971 | 52° | 49° | 50° | 0.03" | — |
55 years of data from ANTIOCH FIBREBRD MILLS