Dunes Beach Weather Forecast

    • 58
    • 76

    Partly Sunny

    • 57
    • 76

    Partly Sunny

    • 55
    • 74

    Partly Sunny

    • 57
    • 73

    Partly Sunny

    • 56
    • 69

    Partly Sunny

    • 52
    • 63

    Partly Sunny

    • 52
    • 64

    Partly Sunny

Today 5 Oct San Francisco Peninsula Coast

Sunny. Highs in the upper 70s. Northwest Winds 5 to 10 Mph.

Tonight 5 Oct San Francisco Peninsula Coast

Mostly clear. Lows in the upper 50s. Northwest Winds up to 5 Mph in the evening. Becoming light.

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Dunes Beach Temperature Statistics

October Temperature

Half Moon Bay Airport (3.1 miles)

  • Lowest 3 October, 2026

    50 °F

  • Average October

    58.7 °F

  • Highest 3 October, 2026

    75.2 °F

Climate (2021–2026)

Half Moon Bay Airport (3.1 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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