San Francisco Bay - Mountain View Slough Entrance Weather Forecast

    • 60
    • 76

    Becoming Sunny

    • 63
    • 83

    Mostly Sunny

    • 61
    • 85

    Sunny

    • 61
    • 82

    Mostly Sunny

    • 59
    • 79

    Partly Sunny

    • 59
    • 76

    Mostly Sunny

Today 14 Sep San Francisco Bay Shoreline

Partly cloudy in the morning then becoming sunny. Highs in the mid 70s to lower 80s. West Winds 5 to 10 Mph increasing to 10 to 20 Mph in the afternoon.

Tonight 14 Sep San Francisco Bay Shoreline

Mostly clear. Lows in the lower 60s. West Winds 10 to 20 Mph decreasing to around 5 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

San Francisco Bay - Mountain View Slough Entrance Temperature Statistics

September Temperature

Palo Alto Airport (1.9 miles)

  • Lowest 1 September, 2025

    57.2 °F

  • Average September

    69.9 °F

  • Highest 1 September, 2025

    80.6 °F

Climate (2020–Present)

Palo Alto Airport (1.9 miles)

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  • Average Low 2020–2025

    50.9 °F

  • Average 2020–2025

    60.4 °F

  • Average High 2020–2025

    67.2 °F
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