Southgate Weather Forecast

    • 58
    • 83

    Mostly Sunny

    • 56
    • 77

    Becoming Sunny

    • 55
    • 76

    Mostly Sunny

    • 56
    • 82

    Mostly Sunny

    • 56
    • 79

    Partly Sunny

    • 57
    • 80

    Mostly Sunny

    • 57
    • 80

    Mostly Sunny

Today 11 Sep San Francisco Bay Shoreline

Sunny. Highs in the 70s to lower 80s. West Winds 10 to 20 Mph.

Tonight 11 Sep San Francisco Bay Shoreline

Mostly clear. Lows in the upper 50s. West Winds 5 to 15 Mph.

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Southgate Temperature Statistics

September Temperature

Palo Alto Airport (2.5 miles)

  • Lowest 6 September, 2026

    51.8 °F

  • Average September

    70.5 °F

  • Highest 9 September, 2026

    93.2 °F

Climate (2021–2026)

Palo Alto Airport (2.5 miles)

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  • Average Low 2021–2026

    51.2 °F

  • Average 2021–2026

    60.7 °F

  • Average High 2021–2026

    67.4 °F
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