San Francisco Bay - Sierra Point Marina Weather Forecast

    • 65
    • 85

    Increasing Clouds

    • 60
    • 76

    Partly Sunny

    • 58
    • 70

    Partly Sunny

    • 58
    • 72

    Partly Sunny

    • 58
    • 67

    Partly Sunny

    • 58
    • 67

    Partly Sunny

Today 21 Jul San Francisco Bay Shoreline

Partly cloudy in the morning then becoming sunny. Highs in the mid 80s to lower 90s. Light Winds. Becoming northwest 10 to 15 Mph in the afternoon.

Tonight 21 Jul San Francisco Bay Shoreline

Mostly clear. Lows in the mid 60s. West Winds 5 to 15 Mph.

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San Francisco Bay - Sierra Point Marina Temperature Statistics

July Temperature

San Francisco, San Francisco International Airport (3.7 miles)

  • Lowest 11 July, 2026

    53.7 °F

  • Average July

    63.7 °F

  • Highest 14 July, 2026

    83.6 °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

    58.6 °F

  • Average High 2021–2026

    66.8 °F
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