San Francisco Bay - Sierra Point Marina Weather Forecast

    • 56
    • 69

    Decreasing Clouds

    • 56
    • 68

    Partly Sunny

    • 55
    • 68

    Partly Sunny

    • 56
    • 66

    Partly Sunny

    • 56
    • 68

    Partly Sunny

    • 57
    • 69

    Partly Sunny

Today 28 Aug San Francisco Bay Shoreline

Mostly cloudy. A slight chance of rain. Highs in the 60s to upper 70s. West Winds 5 to 10 Mph increasing to 10 to 20 Mph in the afternoon.

Tonight 28 Aug San Francisco Bay Shoreline

Partly cloudy. Lows in the upper 50s. West Winds 10 to 20 Mph.

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San Francisco Bay - Sierra Point Marina Temperature Statistics

August Temperature

San Francisco, San Francisco International Airport (3.7 miles)

  • Lowest 3 August, 2026

    56.6 °F

  • Average August

    65.1 °F

  • Highest 2 August, 2026

    80.7 °F

Climate (2021–2026)

San Francisco, San Francisco International Airport (3.7 miles)

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  • Average Low 2021–2026

    52.5 °F

  • Average 2021–2026

    58.7 °F

  • Average High 2021–2026

    66.8 °F
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