San Francisco Bay - South Beach Harbor Weather Forecast

    • 71
    • 87

    Partly Sunny

    • 61
    • 72

    Increasing Clouds

    • 60
    • 66

    Partly Sunny

    • 59
    • 65

    Mostly Sunny

    • 59
    • 67

    Mostly Sunny

    • 59
    • 67

    Partly Sunny

    • 59
    • 65

    Partly Sunny

Today 9 Sep San Francisco

Mostly cloudy. Highs in the lower 80s to mid 90s. West Winds 5 to 15 Mph.

Tonight 9 Sep San Francisco

Partly cloudy. Lows in the mid 60s. Southwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

San Francisco Bay - South Beach Harbor Temperature Statistics

September Temperature

Oakland, Metro Oakland International Airport (9.3 miles)

  • Lowest 7 September, 2026

    54 °F

  • Average September

    66 °F

  • Highest 7 September, 2026

    81 °F

Climate (2021–2026)

Oakland, Metro Oakland International Airport (9.3 miles)

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  • Average Low 2021–2026

    51.1 °F

  • Average 2021–2026

    58.9 °F

  • Average High 2021–2026

    67.2 °F
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