Dunes Beach Weather Forecast

    • 43
    • 62

    Partly Sunny

    • 44
    • 61

    Mostly Sunny

    • 48
    • 61

    Partly Sunny

    • 48
    • 61

    Partly Sunny

    • 47
    • 62

    Mostly Cloudy

    • 47
    • 62

    Partly Sunny

    • 48
    • 63

    Partly Sunny

Today 3 Dec San Francisco Peninsula Coast

Mostly cloudy late in the morning then becoming partly cloudy. Highs in the lower 60s. Northeast Winds 10 to 20 Mph.

Tonight 3 Dec San Francisco Peninsula Coast

Partly cloudy. Lows in the 40s. Northeast Winds 5 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Dunes Beach Temperature Statistics

December Temperature

Half Moon Bay Airport (3.1 miles)

  • Lowest 1 December, 2025

    41 °F

  • Average December

    49.4 °F

  • Highest 1 December, 2025

    60.8 °F

Climate (2020–Present)

Half Moon Bay Airport (3.1 miles)

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  • Average Low 2020–2025

    48 °F

  • Average 2020–2025

    54.5 °F

  • Average High 2020–2025

    60.4 °F
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