Weather on February 9
Antioch, CA
55 Years of Data
Avg High
59°F
Avg Low
44°F
Warmest
2002
75°F avg
Coldest
1989
39°F avg
About This Date
February 9th in Antioch, CA typically brings cool winter weather, with average highs around 59°F and lows near 44°F. Over 56 years of records, the warmest February 9th was in 2002 (75°F average), while the coldest was 1989 (39°F) — a 36°F range across recorded history. Rain or other precipitation has occurred on about 34% of February 9th dates historically, with the wettest February 9th recording 1.88" of rain. The last decade has been 3.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.5°F warmer on this date compared to 20-30 years ago.
Planning for February 9th in Antioch, CA? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 57° | 47° | 52° | — | — |
| 2025 | 51° | 38° | 44° | — | — |
| 2024 | 50° | 38° | 44° | — | — |
| 2023 | 63° | 50° | 56° | — | — |
| 2022 | 66° | 54° | 60° | — | — |
| 2021 | 63° | 57° | 60° | — | — |
| 2020 | 61° | 47° | 54° | — | — |
| 2019 | 54° | 40° | 47° | 0.48" | — |
| 2018 | 72° | 61° | 66° | — | — |
| 2017 | 63° | 56° | 59° | 1.04" | — |
| 2016 | 71° | 46° | 59° | — | — |
| 2015 | 54° | 47° | 50° | — | — |
| 2014 | 61° | 56° | 58° | 0.99" | — |
| 2013 | 57° | 42° | 50° | — | — |
| 2012 | 74° | 41° | 57° | — | — |
| 2011 | 79° | 44° | 61° | — | — |
| 2010 | 58° | 41° | 49° | — | — |
| 2009 | 47° | 35° | 41° | — | — |
| 2008 | 63° | 40° | 51° | — | — |
| 2007 | 56° | 52° | 54° | 1.47" | — |
| 2006 | 69° | 41° | 55° | — | — |
| 2005 | 51° | 48° | 50° | — | — |
| 2004 | 57° | 40° | 48° | — | — |
| 2003 | 58° | 33° | 45° | — | — |
| 2002warmest | 81° | 69° | 75° | — | — |
| 2001 | 43° | 36° | 39° | — | — |
| 2000 | 60° | 51° | 56° | 0.03" | — |
| 1999 | 59° | 41° | 50° | 1.22" | — |
| 1998 | 52° | 38° | 45° | 0.48" | — |
| 1997 | 56° | 42° | 49° | — | — |
| 1996 | 58° | 50° | 54° | — | — |
| 1995 | 58° | 45° | 51° | — | — |
| 1994 | 55° | 35° | 45° | — | — |
| 1993 | 57° | 46° | 52° | 1.88" | — |
| 1992 | 62° | 50° | 56° | — | — |
| 1991 | 51° | 41° | 46° | — | — |
| 1990 | 57° | 42° | 50° | — | — |
| 1989coldest | 44° | 34° | 39° | 1.52" | — |
| 1988 | 67° | 41° | 54° | — | — |
| 1987 | 65° | 51° | 58° | 0.03" | — |
| 1986 | 55° | 42° | 49° | — | — |
| 1985 | 56° | 37° | 46° | 0.03" | — |
| 1984 | 63° | 48° | 55° | 0.03" | — |
| 1983 | 56° | 46° | 51° | — | — |
| 1982 | 60° | 40° | 50° | — | — |
| 1981 | 53° | 42° | 48° | 0.38" | — |
| 1980 | 65° | 32° | 48° | — | — |
| 1979 | 60° | 37° | 49° | — | — |
| 1978 | 57° | — | — | 1.17" | — |
| 1977 | 60° | 46° | 53° | 0.13" | — |
| 1976 | 52° | 42° | 47° | 0.51" | — |
| 1975 | 66° | 50° | 58° | 0.81" | — |
| 1974 | 62° | 35° | 49° | — | — |
| 1973 | 62° | 44° | 53° | 0.03" | — |
| 1972 | 55° | 38° | 46° | 0.15" | — |
| 1971 | 60° | 36° | 48° | — | — |
56 years of data from ANTIOCH FIBREBRD MILLS