Foster City Weather Forecast

    • 54
    • 70

    Rain Showers

    • 51
    • 68

    Chance Rain

    • 55
    • 67

    Chance Rain

    • 52
    • 66

    Rain Likely

    • 48
    • 63

    Chance Rain

    • 48
    • 64

    Mostly Sunny

    • 50
    • 65

    Chance Rain

Today 13 Nov San Francisco Bay Shoreline

Breezy. Showers and a chance of Thunderstorms. Highs in the upper 60s. South Winds 10 to 20 Mph increasing to 20 to 30 Mph in the afternoon. Gusts up to 50 Mph.

Tonight 13 Nov San Francisco Bay Shoreline

Mostly cloudy. Rain likely in the Evening, then a chance of rain after midnight. Lows in the mid 50s. South Winds 10 to 20 Mph.

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Foster City Temperature Statistics

November Temperature

San Carlos Airport (3.1 miles)

  • Lowest 1 November, 2025

    51.8 °F

  • Average November

    59.4 °F

  • Highest 2 November, 2025

    75.2 °F

Climate (2020–Present)

San Carlos Airport (3.1 miles)

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  • Average Low 2020–2025

    51.2 °F

  • Average 2020–2025

    56.5 °F

  • Average High 2020–2025

    68.1 °F
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