National Weather Service Forecast for: Whitethorn CA
Issued by: National Weather Service Eureka, CA
Updated: 10:05 am PDT Oct 6, 2026
 
Today

Today: Sunny, with a high near 93. Calm wind becoming west 5 to 7 mph in the afternoon.
Sunny
 Tonight

Tonight: Clear, with a low around 52. Light north northwest wind.
Clear
 Wednesday

Wednesday: Sunny, with a high near 90. Calm wind becoming southwest around 5 mph in the afternoon.
Sunny
 Wednesday
Night
Wednesday Night: Mostly clear, with a low around 52. Calm wind.
Mostly Clear
 Thursday

Thursday: Sunny, with a high near 90. Calm wind.
Sunny
 Thursday
Night
Thursday Night: Mostly clear, with a low around 54. Calm wind.
Mostly Clear
 Friday

Friday: Sunny, with a high near 88.
Sunny
 Friday
Night
Friday Night: Mostly clear, with a low around 49.
Mostly Clear
 Saturday

Saturday: Sunny, with a high near 72.
Sunny
Hi 93 °F Lo 52 °F Hi 90 °F Lo 52 °F Hi 90 °F Lo 54 °F Hi 88 °F Lo 49 °F Hi 72 °F

 

Today
 
 Sunny, with a high near 93. Calm wind becoming west 5 to 7 mph in the afternoon.
Tonight
 
 Clear, with a low around 52. Light north northwest wind.
Wednesday
 
 Sunny, with a high near 90. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
 
 Mostly clear, with a low around 52. Calm wind.
Thursday
 
 Sunny, with a high near 90. Calm wind.
Thursday Night
 
 Mostly clear, with a low around 54. Calm wind.
Friday
 
 Sunny, with a high near 88.
Friday Night
 
 Mostly clear, with a low around 49.
Saturday
 
 Sunny, with a high near 72.
Saturday Night
 
 Mostly clear, with a low around 45.
Sunday
 
 Sunny, with a high near 73.
Sunday Night
 
 Mostly clear, with a low around 44.
Columbus Day
 
 Sunny, with a high near 75.

 

Forecast from NOAA-NWS for Whitethorn CA.