Half Moon Bay Airport Weather Forecast

    • 54
    • 60

    Increasing Clouds

    • 54
    • 60

    Mostly Cloudy

    • 55
    • 61

    Mostly Cloudy

    • 55
    • 61

    Mostly Cloudy

    • 55
    • 62

    Mostly Cloudy

    • 55
    • 61

    Mostly Cloudy

    • 56
    • 61

    Mostly Cloudy

Today 20 Jun San Francisco Peninsula Coast

Sunny. Highs in the mid 60s. West Winds 5 to 10 Mph.

Tonight 20 Jun San Francisco Peninsula Coast

Partly cloudy in the evening then becoming cloudy. Patchy fog after midnight. Lows in the lower 50s. Northwest Winds around 5 Mph.

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Half Moon Bay Airport Temperature Statistics

June Temperature

Half Moon Bay Airport (0 miles)

  • Lowest 1 June, 2026

    44.6 °F

  • Average June

    56.7 °F

  • Highest 11 June, 2026

    68 °F

Climate (2021–2026)

Half Moon Bay Airport (0 miles)

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  • Average Low 2021–2026

    48.5 °F

  • Average 2021–2026

    55 °F

  • Average High 2021–2026

    61 °F
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