Smith Slough East Entrance Weather Forecast

    • 62
    • 90

    Mostly Sunny

    • 61
    • 89

    Mostly Sunny

    • 62
    • 80

    Chance Rain Showers

    • 61
    • 79

    Slight Chance Rain Showers

    • 60
    • 80

    Partly Sunny

    • 62
    • 84

    Partly Sunny

Today 16 Sep San Francisco Bay Shoreline

Sunny. Highs in the 80s to lower 90s. Light Winds. Becoming northwest 5 to 15 Mph in the afternoon.

Tonight 16 Sep San Francisco Bay Shoreline

Mostly clear. Lows in the lower 60s. Northwest Winds 5 to 10 Mph in the evening. Becoming light.

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Smith Slough East Entrance Temperature Statistics

September Temperature

San Carlos Airport (1.2 miles)

  • Lowest 4 September, 2025

    59 °F

  • Average September

    66 °F

  • Highest 1 September, 2025

    89.6 °F

Climate (2020–Present)

San Carlos Airport (1.2 miles)

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  • Average Low 2020–2025

    51.2 °F

  • Average 2020–2025

    56.5 °F

  • Average High 2020–2025

    68.2 °F
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