National Weather Service Forecast for: Antioch CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 2:54 pm PST Dec 22, 2025
 
Tonight

Tonight: A 40 percent chance of rain.  Cloudy, with a low around 55. West wind 5 to 7 mph becoming calm.  New precipitation amounts of less than a tenth of an inch possible.
Chance Rain
Tuesday

Tuesday: Rain likely, mainly after 4pm.  Cloudy, with a steady temperature around 57. Southeast wind 8 to 14 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Rain Likely
Tuesday
Night
Tuesday Night: Rain.  Low around 54. Windy, with a southeast wind 18 to 23 mph increasing to 26 to 31 mph after midnight. Winds could gust as high as 47 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Rain and
Windy
Wednesday

Wednesday: Rain, mainly before 4pm, then showers and possibly a thunderstorm after 4pm.  High near 56. Southwest wind 7 to 13 mph becoming east southeast in the afternoon. Winds could gust as high as 23 mph.  Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Showers
Wednesday
Night
Wednesday Night: Showers and possibly a thunderstorm before 7pm, then rain after 7pm.  Low around 54. Breezy, with a southeast wind 16 to 26 mph, with gusts as high as 41 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Showers and
Breezy
Christmas
Day
Christmas Day: Rain before 1pm, then showers and possibly a thunderstorm after 1pm.  High near 56. Breezy.  Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Showers and
Breezy
Thursday
Night
Thursday Night: Showers and possibly a thunderstorm before 10pm, then rain after 10pm.  Low around 49. Chance of precipitation is 100%.
Showers
Friday

Friday: Rain.  Cloudy, with a high near 50.
Rain
Friday
Night
Friday Night: Rain likely, mainly before 10pm.  Mostly cloudy, with a low around 46.
Rain Likely
Lo 55 °F Hi 57 °F Lo 54 °F Hi 56 °F Lo 54 °F Hi 56 °F Lo 49 °F Hi 50 °F Lo 46 °F

Flood Watch
Wind Advisory
 

Tonight
 
A 40 percent chance of rain. Cloudy, with a low around 55. West wind 5 to 7 mph becoming calm. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
 
Rain likely, mainly after 4pm. Cloudy, with a steady temperature around 57. Southeast wind 8 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
 
Rain. Low around 54. Windy, with a southeast wind 18 to 23 mph increasing to 26 to 31 mph after midnight. Winds could gust as high as 47 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
 
Rain, mainly before 4pm, then showers and possibly a thunderstorm after 4pm. High near 56. Southwest wind 7 to 13 mph becoming east southeast in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
 
Showers and possibly a thunderstorm before 7pm, then rain after 7pm. Low around 54. Breezy, with a southeast wind 16 to 26 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Christmas Day
 
Rain before 1pm, then showers and possibly a thunderstorm after 1pm. High near 56. Breezy. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
 
Showers and possibly a thunderstorm before 10pm, then rain after 10pm. Low around 49. Chance of precipitation is 100%.
Friday
 
Rain. Cloudy, with a high near 50.
Friday Night
 
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 46.
Saturday
 
Mostly sunny, with a high near 50.
Saturday Night
 
Mostly clear, with a low around 41.
Sunday
 
Sunny, with a high near 48.
Sunday Night
 
Mostly clear, with a low around 40.
Monday
 
Mostly sunny, with a high near 48.

 

Forecast from NOAA-NWS for Antioch CA.