National Weather Service Forecast for: Boulder Creek CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 11:44 pm PST Feb 1, 2026
 
Overnight

Overnight: Mostly clear, with a low around 42. West wind around 5 mph.
Mostly Clear
 Monday

Monday: Sunny, with a high near 70. Calm wind becoming north around 5 mph.
Sunny
 Monday
Night
Monday Night: Mostly clear, with a low around 43. Calm wind.
Mostly Clear
 Tuesday

Tuesday: Sunny, with a high near 75. Calm wind.
Sunny
 Tuesday
Night
Tuesday Night: Clear, with a low around 45. Calm wind.
Clear
 Wednesday

Wednesday: Sunny, with a high near 77.
Sunny
 Wednesday
Night
Wednesday Night: Mostly clear, with a low around 46.
Mostly Clear
 Thursday

Thursday: Sunny, with a high near 74.
Sunny
 Thursday
Night
Thursday Night: Mostly cloudy, with a low around 46.
Mostly Cloudy
Lo 42 °F Hi 70 °F Lo 43 °F Hi 75 °F Lo 45 °F Hi 77 °F Lo 46 °F Hi 74 °F Lo 46 °F

 

Overnight
 
 Mostly clear, with a low around 42. West wind around 5 mph.
Monday
 
 Sunny, with a high near 70. Calm wind becoming north around 5 mph.
Monday Night
 
 Mostly clear, with a low around 43. Calm wind.
Tuesday
 
 Sunny, with a high near 75. Calm wind.
Tuesday Night
 
 Clear, with a low around 45. Calm wind.
Wednesday
 
 Sunny, with a high near 77.
Wednesday Night
 
 Mostly clear, with a low around 46.
Thursday
 
 Sunny, with a high near 74.
Thursday Night
 
 Mostly cloudy, with a low around 46.
Friday
 
 Mostly sunny, with a high near 70.
Friday Night
 
 Partly cloudy, with a low around 44.
Saturday
 
 Mostly sunny, with a high near 70.
Saturday Night
 
 Partly cloudy, with a low around 44.
Sunday
 
 A slight chance of rain. Mostly sunny, with a high near 71.

 

Forecast from NOAA-NWS for Boulder Creek CA.