National Weather Service Forecast for: Boulder Creek CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 1:24 pm PST Dec 17, 2025
 
Tonight

Tonight: Patchy drizzle after 8pm. Patchy dense fog before 2am. Otherwise, partly cloudy, with a low around 43. Calm wind.
Patchy
Drizzle and
Patchy Dense
Fog
 Thursday

Thursday: Mostly sunny, with a high near 70. Calm wind.
Mostly Sunny

 Thursday
Night
Thursday Night: A 20 percent chance of rain after 10pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 46. Calm wind.
Slight Chance
Rain and
Patchy Fog
 Friday

Friday: Rain, mainly after 4pm. Areas of fog before 11am. High near 66. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Chance Rain
and Areas Fog
then Rain
 Friday
Night
Friday Night: Rain, mainly before 4am. Patchy fog. Low around 50. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Rain and
Patchy Fog

 Saturday

Saturday: Rain likely, mainly after 10am. Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 67. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Rain Likely
and Areas Fog

 Saturday
Night
Saturday Night: Rain. Patchy fog after 1am. Low around 52. Chance of precipitation is 90%.
Rain and
Patchy Fog

 Sunday

Sunday: Showers and possibly a thunderstorm. Cloudy, with a high near 65.
Showers

 Sunday
Night
Sunday Night: Rain. Cloudy, with a low around 49.
Rain
Lo 43 °F Hi 70 °F Lo 46 °F Hi 66 °F Lo 50 °F Hi 67 °F Lo 52 °F Hi 65 °F Lo 49 °F

 

Tonight
 
 Patchy drizzle after 8pm. Patchy dense fog before 2am. Otherwise, partly cloudy, with a low around 43. Calm wind.
Thursday
 
 Mostly sunny, with a high near 70. Calm wind.
Thursday Night
 
 A 20 percent chance of rain after 10pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 46. Calm wind.
Friday
 
 Rain, mainly after 4pm. Areas of fog before 11am. High near 66. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
 
 Rain, mainly before 4am. Patchy fog. Low around 50. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
 
 Rain likely, mainly after 10am. Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 67. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
 
 Rain. Patchy fog after 1am. Low around 52. Chance of precipitation is 90%.
Sunday
 
 Showers and possibly a thunderstorm. Cloudy, with a high near 65.
Sunday Night
 
 Rain. Cloudy, with a low around 49.
Monday
 
 Rain likely. Mostly cloudy, with a high near 65.
Monday Night
 
 Rain likely. Patchy fog. Otherwise, mostly cloudy, with a low around 47.
Tuesday
 
 Rain. Patchy fog. Otherwise, mostly cloudy, with a high near 63.
Tuesday Night
 
 Rain. The rain could be heavy at times. Mostly cloudy, with a low around 46.
Wednesday
 
 Rain likely. The rain could be heavy at times. Mostly cloudy, with a high near 64.

 

Forecast from NOAA-NWS for Boulder Creek CA.