San Francisco Bay - Oyster Point Marina Weather Forecast

    • 56
    • 69

    Decreasing Clouds

    • 58
    • 80

    Partly Sunny

    • 60
    • 76

    Partly Sunny

    • 58
    • 72

    Mostly Sunny

    • 57
    • 66

    Partly Sunny

    • 58
    • 65

    Mostly Sunny

Today 22 Sep San Francisco Bay Shoreline

Mostly cloudy in the morning then becoming sunny. Highs in the 70s. Southwest Winds 5 to 10 Mph. Becoming west 10 to 20 Mph in the afternoon.

Tonight 22 Sep San Francisco Bay Shoreline

Mostly clear in the evening then becoming partly cloudy. Lows in the upper 50s. Southwest Winds 5 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

San Francisco Bay - Oyster Point Marina Temperature Statistics

September Temperature

San Francisco, San Francisco International Airport (3.1 miles)

  • Lowest 7 September, 2026

    56.6 °F

  • Average September

    67.6 °F

  • Highest 9 September, 2026

    94.6 °F

Climate (2021–2026)

San Francisco, San Francisco International Airport (3.1 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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