National Weather Service Forecast for: Boonville CA
Issued by: National Weather Service Eureka, CA
Updated: 2:10 pm PDT Jul 12, 2026
 
This
Afternoon
This Afternoon: Sunny, with a high near 93. Northwest wind around 10 mph.
Sunny
 Tonight

Tonight: Increasing clouds, with a low around 59. Northwest wind 5 to 10 mph becoming light after midnight.
Increasing
Clouds
 Monday

Monday: A 20 percent chance of showers and thunderstorms after 11am. Partly sunny, with a high near 93. Light west northwest wind becoming northwest 5 to 10 mph in the afternoon.
Slight Chance
T-storms
 Monday
Night
Monday Night: A 10 percent chance of showers and thunderstorms. Partly cloudy, with a low around 59. Northwest wind 5 to 9 mph becoming calm after midnight.
Slight Chance
T-storms
 Tuesday

Tuesday: Sunny, with a high near 92. Calm wind becoming west northwest 5 to 8 mph in the afternoon.
Sunny
 Tuesday
Night
Tuesday Night: Mostly clear, with a low around 55. West northwest wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Mostly Clear
 Wednesday

Wednesday: Sunny, with a high near 88.
Sunny
 Wednesday
Night
Wednesday Night: Mostly clear, with a low around 50.
Mostly Clear
 Thursday

Thursday: Sunny, with a high near 82.
Sunny
Hi 93 °F Lo 59 °F Hi 93 °F Lo 59 °F Hi 92 °F Lo 55 °F Hi 88 °F Lo 50 °F Hi 82 °F

 

This Afternoon
 
 Sunny, with a high near 93. Northwest wind around 10 mph.
Tonight
 
 Increasing clouds, with a low around 59. Northwest wind 5 to 10 mph becoming light after midnight.
Monday
 
 A 20 percent chance of showers and thunderstorms after 11am. Partly sunny, with a high near 93. Light west northwest wind becoming northwest 5 to 10 mph in the afternoon.
Monday Night
 
 A 10 percent chance of showers and thunderstorms. Partly cloudy, with a low around 59. Northwest wind 5 to 9 mph becoming calm after midnight.
Tuesday
 
 Sunny, with a high near 92. Calm wind becoming west northwest 5 to 8 mph in the afternoon.
Tuesday Night
 
 Mostly clear, with a low around 55. West northwest wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Wednesday
 
 Sunny, with a high near 88.
Wednesday Night
 
 Mostly clear, with a low around 50.
Thursday
 
 Sunny, with a high near 82.
Thursday Night
 
 Patchy fog after 5am. Otherwise, partly cloudy, with a low around 50.
Friday
 
 Patchy fog. Otherwise, mostly sunny, with a high near 89.
Friday Night
 
 Partly cloudy, with a low around 54.
Saturday
 
 Mostly sunny, with a high near 88.

 

Forecast from NOAA-NWS for Boonville CA.