Thornton Beach Weather Forecast

    • 59
    • 68

    Partly Sunny

    • 57
    • 63

    Mostly Cloudy

    • 56
    • 60

    Partly Sunny

    • 57
    • 61

    Chance Rain

    • 55
    • 61

    Mostly Sunny

    • 55
    • 61

    Partly Sunny

Today 7 Oct San Francisco Peninsula Coast

Partly cloudy. Highs in the upper 70s. Southeast Winds around 5 Mph. Becoming southwest in the afternoon.

Tonight 7 Oct San Francisco Peninsula Coast

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

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Thornton Beach Temperature Statistics

October Temperature

San Francisco, San Francisco International Airport (8.7 miles)

  • Lowest 4 October, 2025

    55.9 °F

  • Average October

    64.2 °F

  • Highest 1 October, 2025

    71.1 °F

Climate (2020–Present)

San Francisco, San Francisco International Airport (8.7 miles)

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  • Average Low 2020–2025

    52.3 °F

  • Average 2020–2025

    58.3 °F

  • Average High 2020–2025

    66.6 °F
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