San Francisco Bay - Mission Bay Weather Forecast

    • 61
    • 67

    Increasing Clouds

    • 62
    • 67

    Chance Rain Showers

    • 60
    • 66

    Chance Rain Showers

    • 60
    • 64

    Slight Chance Rain Showers

    • 59
    • 64

    Partly Sunny

    • 59
    • 65

    Partly Sunny

Today 7 Sep San Francisco

Mostly cloudy in the morning then becoming partly cloudy. Highs in the lower 60s to mid 70s. West Winds 5 to 15 Mph.

Tonight 7 Sep San Francisco

Mostly cloudy. Lows in the upper 50s. Southwest Winds around 5 Mph.

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San Francisco Bay - Mission Bay Temperature Statistics

September Temperature

Oakland, Metro Oakland International Airport (9.3 miles)

  • Lowest 1 September, 2025

    59 °F

  • Average September

    65.1 °F

  • Highest 1 September, 2025

    78.1 °F

Climate (2020–Present)

Oakland, Metro Oakland International Airport (9.3 miles)

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  • Average Low 2020–2025

    51 °F

  • Average 2020–2025

    58.7 °F

  • Average High 2020–2025

    67.2 °F
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