University South Weather Forecast

    • 55
    • 77

    Mostly Sunny

    • 59
    • 85

    Becoming Sunny

    • 59
    • 84

    Partly Sunny

    • 55
    • 77

    Partly Sunny

    • 54
    • 77

    Partly Sunny

    • 54
    • 73

    Partly Sunny

    • 55
    • 78

    Mostly Sunny

Today 22 Sep San Francisco Bay Shoreline

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

Tonight 22 Sep San Francisco Bay Shoreline

Mostly clear in the evening then becoming partly cloudy. Lows in the mid 50s. West Winds 10 to 20 Mph. Becoming south 5 to 10 Mph after midnight.

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University South Temperature Statistics

September Temperature

Palo Alto Airport (2.5 miles)

  • Lowest 6 September, 2026

    51.8 °F

  • Average September

    68.4 °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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