National Weather Service Forecast for: Boonville CA
Issued by: National Weather Service Eureka, CA
Updated: 4:14 pm PST Dec 17, 2025
 
Tonight

Tonight: Patchy fog after 10pm.  Otherwise, mostly cloudy, with a low around 42. Light and variable wind.
Patchy Fog

Thursday

Thursday: Rain likely, mainly after 4pm.  Patchy fog before 10am.  Otherwise, cloudy, with a high near 59. Calm wind becoming south southeast around 5 mph in the morning.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Rain Likely
and Patchy
Fog
Thursday
Night
Thursday Night: Rain.  Low around 49. South wind around 6 mph.  Chance of precipitation is 100%. New precipitation amounts of less than a tenth of an inch possible.
Rain

Friday

Friday: Rain.  High near 59. South southwest wind 7 to 9 mph.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Rain

Friday
Night
Friday Night: Rain likely, mainly before 10pm.  Cloudy, with a low around 45. Calm wind.  Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Rain Likely

Saturday

Saturday: Rain likely, mainly after 10am.  Mostly cloudy, with a high near 59. Calm wind.  Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Rain Likely

Saturday
Night
Saturday Night: Rain.  Low around 49. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Rain

Sunday

Sunday: Rain.  Cloudy, with a high near 59.
Rain

Sunday
Night
Sunday Night: Rain.  Cloudy, with a low around 45.
Rain

Lo 42 °F Hi 59 °F Lo 49 °F Hi 59 °F Lo 45 °F Hi 59 °F Lo 49 °F Hi 59 °F Lo 45 °F

 

Tonight
 
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 42. Light and variable wind.
Thursday
 
Rain likely, mainly after 4pm. Patchy fog before 10am. Otherwise, cloudy, with a high near 59. Calm wind becoming south southeast around 5 mph in the morning. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
 
Rain. Low around 49. South wind around 6 mph. Chance of precipitation is 100%. New precipitation amounts of less than a tenth of an inch possible.
Friday
 
Rain. High near 59. South southwest wind 7 to 9 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Friday Night
 
Rain likely, mainly before 10pm. Cloudy, with a low around 45. Calm wind. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
 
Rain likely, mainly after 10am. Mostly cloudy, with a high near 59. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
 
Rain. Low around 49. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Sunday
 
Rain. Cloudy, with a high near 59.
Sunday Night
 
Rain. Cloudy, with a low around 45.
Monday
 
Rain likely. Mostly cloudy, with a high near 57.
Monday Night
 
Rain likely. Mostly cloudy, with a low around 40.
Tuesday
 
Rain likely. Mostly cloudy, with a high near 56.
Tuesday Night
 
Rain likely. Mostly cloudy, with a low around 41.
Wednesday
 
Rain likely. Mostly cloudy, with a high near 55.

 

Forecast from NOAA-NWS for Boonville CA.