Half Moon Bay State Beach Weather Forecast

    • 47
    • 61

    Gradual Clearing

    • 47
    • 59

    Mostly Cloudy

    • 48
    • 58

    Mostly Cloudy

    • 46
    • 56

    Breezy

    • 45
    • 58

    Partly Sunny

    • 48
    • 63

    Partly Sunny

    • 48
    • 62

    Partly Sunny

Today 30 Apr San Francisco Peninsula Coast

Mostly cloudy in the morning then becoming sunny. A slight chance of drizzle in the morning. Highs in the lower 60s. West Winds 5 to 10 Mph.

Tonight 30 Apr San Francisco Peninsula Coast

Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 40s. Southwest Winds around 5 Mph.

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Half Moon Bay State Beach Temperature Statistics

April Temperature

Half Moon Bay Airport (4.3 miles)

  • Lowest 3 April, 2025

    41 °F

  • Average April

    52.2 °F

  • Highest 13 April, 2025

    64.4 °F

Climate (2020–Present)

Half Moon Bay Airport (4.3 miles)

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  • Average Low 2020–2025

    47.9 °F

  • Average 2020–2025

    54.5 °F

  • Average High 2020–2025

    60.5 °F
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