Thornton Beach Weather Forecast

    • 55
    • 61

    Mostly Sunny

    • 55
    • 62

    Partly Sunny

    • 58
    • 69

    Mostly Sunny

    • 56
    • 72

    Mostly Sunny

    • 55
    • 68

    Partly Sunny

    • 54
    • 60

    Partly Sunny

    • 53
    • 59

    Slight Chance Rain

Today 13 Oct San Francisco Peninsula Coast

Sunny. Highs in the mid 60s. Northwest Winds 10 to 15 Mph.

Tonight 13 Oct San Francisco Peninsula Coast

Mostly clear. Lows around 50. Northwest Winds 10 to 15 Mph in the evening. Becoming light.

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Thornton Beach Temperature Statistics

October Temperature

San Francisco, San Francisco International Airport (8.7 miles)

  • Lowest 11 October, 2026

    53.1 °F

  • Average October

    66.5 °F

  • Highest 3 October, 2026

    90.6 °F

Climate (2021–2026)

San Francisco, San Francisco International Airport (8.7 miles)

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  • Average Low 2021–2026

    52.6 °F

  • Average 2021–2026

    58.8 °F

  • Average High 2021–2026

    66.9 °F
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