San Francisco Bay - Sierra Point Marina Weather Forecast

    • 54
    • 64

    Rain Showers Likely

    • 51
    • 68

    Mostly Sunny

    • 55
    • 72

    Mostly Sunny

    • 56
    • 68

    Partly Sunny

    • 55
    • 66

    Partly Sunny

    • 56
    • 66

    Partly Sunny

Today 22 Oct San Francisco Bay Shoreline

Patchy fog in the morning. A chance of Showers in the Morning, then Showers likely in the afternoon. Highs in the mid 60s to lower 70s. South Winds up to 5 Mph. Becoming southwest 5 to 15 Mph in the afternoon.

Tonight 22 Oct San Francisco Bay Shoreline

Mostly cloudy. Lows in the mid 50s. West Winds 5 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

San Francisco Bay - Sierra Point Marina Temperature Statistics

October Temperature

San Francisco, San Francisco International Airport (3.7 miles)

  • Lowest 12 October, 2026

    50.6 °F

  • Average October

    66.1 °F

  • Highest 3 October, 2026

    90.6 °F

Climate (2021–2026)

San Francisco, San Francisco International Airport (3.7 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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