San Francisco Bay - Sierra Point Marina Weather Forecast

    • 59
    • 73

    Decreasing Clouds

    • 61
    • 79

    Partly Sunny

    • 60
    • 78

    Partly Sunny

    • 58
    • 73

    Partly Sunny

    • 58
    • 66

    Partly Sunny

    • 58
    • 67

    Mostly Sunny

Today 20 Jul San Francisco Bay Shoreline

Mostly cloudy in the morning then becoming partly cloudy. Highs in the 70s to lower 80s. West Winds up to 5 Mph becoming northwest 5 to 15 Mph in the afternoon.

Tonight 20 Jul San Francisco Bay Shoreline

Partly cloudy in the evening then becoming mostly cloudy. Lows around 60. Northwest Winds 10 to 15 Mph. Becoming west up to 5 Mph after midnight.

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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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