San Francisco Weather Forecast

    • 64
    • 82

    Increasing Clouds

    • 65
    • 86

    Partly Sunny

    • 61
    • 76

    Partly Sunny

    • 59
    • 71

    Partly Sunny

    • 58
    • 67

    Mostly Sunny

    • 58
    • 69

    Mostly Sunny

Today 8 Sep San Francisco

Sunny in the morning then becoming partly cloudy. Highs in the 70s to lower 80s. East Winds up to 5 Mph. Becoming west in the afternoon.

Tonight 8 Sep San Francisco

Mostly cloudy. Lows in the mid 60s. West Winds 5 to 10 Mph in the evening. Becoming light.

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San Francisco Temperature Statistics

September Temperature

Oakland, Metro Oakland International Airport (10.6 miles)

  • Lowest 4 September, 2026

    55.7 °F

  • Average September

    65.6 °F

  • Highest 5 September, 2026

    74.6 °F

Climate (2021–2026)

Oakland, Metro Oakland International Airport (10.6 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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