Mussell Rock Weather Forecast

    • 49
    • 58

    Increasing Clouds

    • 49
    • 59

    Mostly Sunny

    • 48
    • 60

    Partly Sunny

    • 49
    • 60

    Partly Sunny

    • 50
    • 61

    Partly Sunny

    • 51
    • 61

    Partly Sunny

    • 51
    • 62

    Mostly Sunny

Today 5 Dec San Francisco Peninsula Coast

Sunny. Highs in the lower 60s. North Winds 5 to 15 Mph.

Tonight 5 Dec San Francisco Peninsula Coast

Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 40s. Northwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mussell Rock Temperature Statistics

December Temperature

Half Moon Bay Airport (12.4 miles)

  • Lowest 1 December, 2025

    41 °F

  • Average December

    52.1 °F

  • Highest 2 December, 2025

    66.2 °F

Climate (2020–Present)

Half Moon Bay Airport (12.4 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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