El Granada Beach Weather Forecast

    • 56
    • 63

    Mostly Cloudy

    • 57
    • 69

    Partly Sunny

    • 62
    • 70

    Mostly Cloudy

    • 64
    • 78

    Patchy Fog

    • 61
    • 72

    Mostly Cloudy

    • 59
    • 67

    Mostly Cloudy

Today 6 Sep San Francisco Peninsula Coast

Mostly cloudy in the morning then becoming partly cloudy. Highs in the mid 60s. Northwest Winds 5 to 15 Mph.

Tonight 6 Sep San Francisco Peninsula Coast

Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 50s. Northwest Winds 5 to 15 Mph.

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El Granada Beach Temperature Statistics

September Temperature

Half Moon Bay Airport (1.2 miles)

  • Lowest 4 September, 2026

    51.8 °F

  • Average September

    61.3 °F

  • Highest 4 September, 2026

    68 °F

Climate (2021–2026)

Half Moon Bay Airport (1.2 miles)

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  • Average Low 2021–2026

    48.7 °F

  • Average 2021–2026

    55.2 °F

  • Average High 2021–2026

    61.1 °F
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