Half Moon Bay Airport Weather Forecast

    • 48
    • 62

    Increasing Clouds

    • 51
    • 63

    Chance Rain

    • 49
    • 63

    Partly Sunny

    • 50
    • 63

    Partly Sunny

    • 50
    • 65

    Mostly Cloudy

    • 52
    • 65

    Chance Rain

Today 26 Jan San Francisco Peninsula Coast

Sunny in the morning then becoming partly cloudy. Highs in the lower 60s. Southeast Winds 5 to 10 Mph. Becoming south in the afternoon.

Tonight 26 Jan San Francisco Peninsula Coast

Partly cloudy. Lows in the upper 40s. Southeast Winds 5 to 10 Mph.

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Half Moon Bay Airport Temperature Statistics

January Temperature

Half Moon Bay Airport (0 miles)

  • Lowest 10 January, 2026

    39.2 °F

  • Average January

    54.7 °F

  • Highest 15 January, 2026

    73.4 °F

Climate (2021–Present)

Half Moon Bay Airport (0 miles)

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  • Average Low 2021–2026

    48.2 °F

  • Average 2021–2026

    54.6 °F

  • Average High 2021–2026

    60.5 °F
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