Marine Weather Net

Half Moon Bay, CA Weather Forecast




Half Moon Bay, California

 Lat: 37.46N, Lon: 122.43W

Current Conditions Updated: 547 PM PDT SUN JUN 21 2026

Clear


Temp: 69°F
  • Humidity:
  • 56%
  • Winds:
  • 20 MPH WNW
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.86 in.
  • Dewpoint:
  • 53°F
  • Heat index:
  • 69°F

  • Sunrise:
  • 5:47 AM PDT
  • Sunset:
  • 8:32 PM PDT
  • Moonrise:
  • 1:11 PM PDT
  • Moonset:
  • 12:45 AM PDT

REST OF TODAY

PARTLY CLOUDY
Hi: 61°F
Lo: 51°F

MONDAY

PARTLY CLOUDY
Hi: 65°F
Lo: 51°F

TUESDAY

PARTLY CLOUDY
Hi: 65°F
Lo: 51°F

WEDNESDAY

PARTLY CLOUDY
Hi: 69°F
Lo: 51°F
Weather Forecast In Detail:
Forecast Issued: 302 PM PDT Sun Jun 21 2026

BEACH HAZARDS STATEMENT IN EFFECT THROUGH WEDNESDAY AFTERNOON
Rest Of Today...Partly cloudy. Highs in the lower 60s. West winds 5 to 10 mph.
Tonight...Mostly cloudy. Patchy fog after midnight. Lows in the lower 50s. West winds around 5 mph.
Monday...Mostly cloudy in the morning then becoming partly cloudy. Patchy fog in the morning. Highs in the mid 60s. West winds 5 to 10 mph.
Monday Night...Mostly cloudy. Patchy fog after midnight. Lows in the lower 50s. Southwest winds up to 5 mph.
Tuesday...Mostly cloudy in the morning then becoming partly cloudy. Patchy fog in the morning. Highs in the mid 60s. Southwest winds 5 to 10 mph.
Tuesday Night...Partly cloudy in the evening then becoming mostly cloudy. Patchy fog. Lows in the lower 50s.
Wednesday...Mostly cloudy in the morning then becoming partly cloudy. Highs in the upper 60s.
Wednesday Night...Partly cloudy in the evening then becoming mostly cloudy. Patchy fog. Lows in the lower 50s.
Thursday...Partly cloudy. Highs in the mid 60s. Lows in the lower 50s.
Friday...Partly cloudy. Highs in the mid 60s. Lows in the lower 50s.
Friday Night...Mostly cloudy. Lows in the mid 50s.
Saturday...Mostly cloudy in the morning then becoming partly cloudy. Highs in the lower 60s.
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