Half Moon Bay Airport Weather Forecast

    • 52
    • 58

    Mostly Cloudy

    • 52
    • 58

    Mostly Cloudy

    • 53
    • 58

    Mostly Cloudy

    • 54
    • 60

    Mostly Cloudy

    • 53
    • 60

    Mostly Cloudy

    • 53
    • 61

    Mostly Cloudy

Today 4 Jul San Francisco Peninsula Coast

Mostly cloudy in the morning then becoming partly cloudy. Highs in the lower 60s. Northwest Winds 10 to 15 Mph.

Tonight 4 Jul San Francisco Peninsula Coast

Partly cloudy in the evening then becoming mostly cloudy. Lows around 50. Northwest Winds 10 to 15 Mph.

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Half Moon Bay Airport Temperature Statistics

July Temperature

Half Moon Bay Airport (0 miles)

  • Lowest 1 July, 2025

    51.8 °F

  • Average July

    55 °F

  • Highest 1 July, 2025

    60.8 °F

Climate (2020–Present)

Half Moon Bay Airport (0 miles)

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  • Average Low 2020–2025

    47.9 °F

  • Average 2020–2025

    54.5 °F

  • Average High 2020–2025

    60.4 °F
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