San Francisco Bay - Sierra Point Marina Weather Forecast

    • 52
    • 68

    Increasing Clouds

    • 53
    • 67

    Mostly Cloudy

    • 51
    • 65

    Partly Sunny

    • 53
    • 62

    Chance Rain

    • 55
    • 63

    Mostly Sunny

    • 56
    • 66

    Partly Sunny

Today 28 Oct San Francisco Bay Shoreline

Partly cloudy. Areas of fog in the morning. Highs in the upper 60s. Northeast Winds up to 5 Mph. Becoming northwest 5 to 15 Mph in the afternoon.

Tonight 28 Oct San Francisco Bay Shoreline

Partly cloudy in the evening then becoming mostly cloudy. Lows in the lower 50s. West Winds 10 to 15 Mph in the evening. Becoming light.

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  • 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

    65.1 °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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