Half Moon Bay - Pillar Point Harbor Weather Forecast

    • 46
    • 61

    Chance Rain Showers

    • 46
    • 60

    Mostly Sunny

    • 49
    • 64

    Mostly Cloudy

    • 49
    • 63

    Chance Rain

    • 51
    • 64

    Slight Chance Rain

    • 50
    • 66

    Slight Chance Rain

    • 51
    • 67

    Partly Sunny

Today 31 Oct San Francisco Peninsula Coast

Partly cloudy. Highs around 60. West Winds around 5 Mph.

Tonight 31 Oct San Francisco Peninsula Coast

Partly cloudy in the evening then becoming mostly cloudy. A slight chance of Showers in the Evening, then a chance of Showers after midnight. Lows in the mid 40s to lower 50s. West Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Half Moon Bay - Pillar Point Harbor Temperature Statistics

October Temperature

Half Moon Bay Airport (1.2 miles)

  • Lowest 13 October, 2026

    44.6 °F

  • Average October

    60.3 °F

  • Highest 15 October, 2026

    86 °F

Climate (2021–2026)

Half Moon Bay Airport (1.2 miles)

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  • Average Low 2021–2026

    48.8 °F

  • Average 2021–2026

    55.2 °F

  • Average High 2021–2026

    61.2 °F
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