Half Moon Bay - Princeton Weather Forecast

    • 48
    • 62

    Partly Sunny

    • 46
    • 59

    Mostly Cloudy

    • 47
    • 59

    Partly Sunny

    • 46
    • 58

    Mostly Cloudy

    • 45
    • 60

    Partly Sunny

    • 46
    • 59

    Mostly Cloudy

Today 27 Nov San Francisco Peninsula Coast

Partly cloudy. Highs in the mid 60s. North Winds 5 to 15 Mph.

Tonight 27 Nov San Francisco Peninsula Coast

Partly cloudy in the evening then becoming mostly cloudy. Lows around 50. North Winds 5 to 15 Mph.

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Half Moon Bay - Princeton Temperature Statistics

November Temperature

Half Moon Bay Airport (0.6 miles)

  • Lowest 21 November, 2025

    42.8 °F

  • Average November

    56.2 °F

  • Highest 8 November, 2025

    77 °F

Climate (2020–Present)

Half Moon Bay Airport (0.6 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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