National Weather Service Forecast for: Boulder Creek CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 12:57 pm PDT May 4, 2026
 
This
Afternoon
This Afternoon: Partly sunny, with a high near 66. Light west wind.
Partly Sunny


 Tonight

Tonight: A 40 percent chance of rain, mainly after 2am. Patchy fog before 3am, then patchy fog after 4am. Otherwise, mostly cloudy, with a low around 47. Calm wind. New precipitation amounts of less than a tenth of an inch possible.
Mostly Cloudy
then Chance
Rain and
Patchy Fog
 Tuesday

Tuesday: A 10 percent chance of rain before 7am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 66. Light west northwest wind.
Slight Chance
Rain and
Patchy Fog
then Partly
Sunny
 Tuesday
Night
Tuesday Night: Patchy fog after midnight. Otherwise, partly cloudy, with a low around 48. Calm wind.
Partly Cloudy
then Patchy
Fog

 Wednesday

Wednesday: Areas of fog before 9am. Otherwise, mostly sunny, with a high near 76. Light and variable wind.
Areas Fog
then Sunny

 Wednesday
Night
Wednesday Night: Mostly clear, with a low around 47.
Mostly Clear


 Thursday

Thursday: Patchy fog before 8am. Otherwise, sunny, with a high near 79.
Patchy Fog
then Sunny

 Thursday
Night
Thursday Night: Partly cloudy, with a low around 47.
Partly Cloudy


 Friday

Friday: Mostly sunny, with a high near 76.
Mostly Sunny
Hi 66 °F Lo 47 °F Hi 66 °F Lo 48 °F Hi 76 °F Lo 47 °F Hi 79 °F Lo 47 °F Hi 76 °F

 

This Afternoon
 
 Partly sunny, with a high near 66. Light west wind.
Tonight
 
 A 40 percent chance of rain, mainly after 2am. Patchy fog before 3am, then patchy fog after 4am. Otherwise, mostly cloudy, with a low around 47. Calm wind. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
 
 A 10 percent chance of rain before 7am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 66. Light west northwest wind.
Tuesday Night
 
 Patchy fog after midnight. Otherwise, partly cloudy, with a low around 48. Calm wind.
Wednesday
 
 Areas of fog before 9am. Otherwise, mostly sunny, with a high near 76. Light and variable wind.
Wednesday Night
 
 Mostly clear, with a low around 47.
Thursday
 
 Patchy fog before 8am. Otherwise, sunny, with a high near 79.
Thursday Night
 
 Partly cloudy, with a low around 47.
Friday
 
 Mostly sunny, with a high near 76.
Friday Night
 
 Clear, with a low around 48.
Saturday
 
 Sunny, with a high near 84.
Saturday Night
 
 Clear, with a low around 50.
Sunday
 
 Sunny, with a high near 88.

 

Forecast from NOAA-NWS for Boulder Creek CA.