Bean Hollow State Beach (Arroyo De Los Frijoles Beach) Weather Forecast

    • 55
    • 63

    Increasing Clouds

    • 57
    • 63

    Mostly Cloudy

    • 58
    • 65

    Mostly Cloudy

    • 59
    • 66

    Mostly Cloudy

    • 59
    • 66

    Partly Sunny

    • 59
    • 66

    Partly Sunny

    • 59
    • 67

    Partly Sunny

Today 30 Sep San Francisco Peninsula Coast

Sunny. Highs in the lower 70s. Northwest Winds around 5 Mph.

Tonight 30 Sep San Francisco Peninsula Coast

Mostly cloudy. Patchy fog. Lows in the lower 50s. Light Winds.

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Bean Hollow State Beach (Arroyo De Los Frijoles Beach) Temperature Statistics

September Temperature

Half Moon Bay Airport (20.5 miles)

  • Lowest 8 September, 2026

    50 °F

  • Average September

    60.7 °F

  • Highest 9 September, 2026

    89.6 °F

Climate (2021–2026)

Half Moon Bay Airport (20.5 miles)

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  • Average Low 2021–2026

    48.8 °F

  • Average 2021–2026

    55.2 °F

  • Average High 2021–2026

    61.1 °F
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