Foster City Weather Forecast

    • 46
    • 62

    Mostly Sunny

    • 47
    • 61

    Mostly Sunny

    • 48
    • 63

    Mostly Sunny

    • 49
    • 62

    Partly Sunny

    • 49
    • 62

    Mostly Sunny

    • 48
    • 62

    Mostly Sunny

    • 49
    • 62

    Partly Sunny

Today 12 Dec San Francisco Bay Shoreline

Sunny. Highs in the 60s. Northwest Winds 5 to 10 Mph.

Tonight 12 Dec San Francisco Bay Shoreline

Mostly clear. Lows in the upper 30s to mid 40s. Northwest Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Foster City Temperature Statistics

December Temperature

San Carlos Airport (3.1 miles)

  • Lowest 10 December, 2017

    37.4 °F
  • Average December

    49 °F
  • Highest 10 December, 2017

    66.2 °F

Climate (2010–Present)

San Carlos Airport (3.1 miles)

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  • Average Low 2010–Present

    52.5 °F
  • Average 2010–Present

    58.2 °F
  • Average High 2010–Present

    69.4 °F
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