National Weather Service Forecast for: Boonville CA
Issued by: National Weather Service Eureka, CA
Updated: 2:10 am PDT Sep 13, 2026
 
Today

Today: Sunny, with a high near 74. Northwest wind 5 to 15 mph, with gusts as high as 23 mph.
Sunny

 Tonight

Tonight: Patchy fog after 2am. Otherwise, partly cloudy, with a low around 48. Northwest wind 10 to 15 mph becoming light north northwest in the evening. Winds could gust as high as 24 mph.
Mostly Clear
then Patchy
Fog
 Monday

Monday: Patchy fog before 8am. Otherwise, sunny, with a high near 84. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Patchy Fog
then Sunny
 Monday
Night
Monday Night: Patchy fog after 2am. Otherwise, mostly clear, with a low around 49. Northwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Mostly Clear
then Patchy
Fog
 Tuesday

Tuesday: Sunny, with a high near 89. Calm wind becoming west around 5 mph in the afternoon.
Sunny

 Tuesday
Night
Tuesday Night: Mostly clear, with a low around 51. West wind 5 to 7 mph becoming calm in the evening.
Mostly Clear

 Wednesday

Wednesday: Sunny, with a high near 88.
Sunny

 Wednesday
Night
Wednesday Night: Mostly clear, with a low around 53.
Mostly Clear

 Thursday

Thursday: Sunny, with a high near 89.
Sunny
Hi 74 °F Lo 48 °F Hi 84 °F Lo 49 °F Hi 89 °F Lo 51 °F Hi 88 °F Lo 53 °F Hi 89 °F

 

Today
 
 Sunny, with a high near 74. Northwest wind 5 to 15 mph, with gusts as high as 23 mph.
Tonight
 
 Patchy fog after 2am. Otherwise, partly cloudy, with a low around 48. Northwest wind 10 to 15 mph becoming light north northwest in the evening. Winds could gust as high as 24 mph.
Monday
 
 Patchy fog before 8am. Otherwise, sunny, with a high near 84. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Monday Night
 
 Patchy fog after 2am. Otherwise, mostly clear, with a low around 49. Northwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Tuesday
 
 Sunny, with a high near 89. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
 
 Mostly clear, with a low around 51. West wind 5 to 7 mph becoming calm in the evening.
Wednesday
 
 Sunny, with a high near 88.
Wednesday Night
 
 Mostly clear, with a low around 53.
Thursday
 
 Sunny, with a high near 89.
Thursday Night
 
 Mostly clear, with a low around 52.
Friday
 
 Sunny, with a high near 86.
Friday Night
 
 Mostly clear, with a low around 50.
Saturday
 
 Mostly sunny, with a high near 80.

 

Forecast from NOAA-NWS for Boonville CA.