National Weather Service Forecast for: Half Moon Bay CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 1:26 am PDT Jun 22, 2026
 
Overnight

Overnight: Areas of fog. Otherwise, cloudy, with a low around 51. Calm wind.
Areas Fog

 Monday

Monday: Areas of fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 63. Calm wind becoming west southwest 5 to 8 mph in the morning.
Areas Fog
then Partly
Sunny
 Monday
Night
Monday Night: Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 52. Light southwest wind.
Patchy Fog

 Tuesday

Tuesday: Areas of fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 65. Calm wind becoming west southwest 5 to 8 mph in the afternoon.
Areas Fog
then Mostly
Sunny
 Tuesday
Night
Tuesday Night: Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 52. West southwest wind around 6 mph becoming calm in the evening.
Patchy Fog

 Wednesday

Wednesday: Areas of fog before 10am. Otherwise, partly sunny, with a high near 66.
Areas Fog
then Mostly
Sunny
 Wednesday
Night
Wednesday Night: Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 52.
Patchy Fog

 Thursday

Thursday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 64.
Patchy Fog
then Mostly
Sunny
 Thursday
Night
Thursday Night: Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 52.
Partly Cloudy
then Patchy
Fog
Lo 51 °F Hi 63 °F Lo 52 °F Hi 65 °F Lo 52 °F Hi 66 °F Lo 52 °F Hi 64 °F Lo 52 °F

Beach Hazards Statement
 

Overnight
 
 Areas of fog. Otherwise, cloudy, with a low around 51. Calm wind.
Monday
 
 Areas of fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 63. Calm wind becoming west southwest 5 to 8 mph in the morning.
Monday Night
 
 Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 52. Light southwest wind.
Tuesday
 
 Areas of fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 65. Calm wind becoming west southwest 5 to 8 mph in the afternoon.
Tuesday Night
 
 Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 52. West southwest wind around 6 mph becoming calm in the evening.
Wednesday
 
 Areas of fog before 10am. Otherwise, partly sunny, with a high near 66.
Wednesday Night
 
 Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 52.
Thursday
 
 Patchy fog before 9am. Otherwise, mostly sunny, with a high near 64.
Thursday Night
 
 Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 52.
Friday
 
 Patchy fog before 8am. Otherwise, partly sunny, with a high near 63.
Friday Night
 
 Mostly cloudy, with a low around 54.
Saturday
 
 Partly sunny, with a high near 62.
Saturday Night
 
 Patchy fog. Otherwise, partly cloudy, with a low around 51.
Sunday
 
 Mostly sunny, with a high near 66.

 

Forecast from NOAA-NWS for Half Moon Bay CA.