San Francisco Bay - Alameda Weather Forecast

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    Rain

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    Rain

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    Rain

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Today 20 Dec San Francisco Bay Shoreline

Rain. Highs in the lower 60s. Southeast Winds 5 to 10 Mph.

Tonight 20 Dec San Francisco Bay Shoreline

Rain. Lows in the upper 50s. South Winds 10 to 20 Mph.

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San Francisco Bay - Alameda Temperature Statistics

December Temperature

Oakland, Metro Oakland International Airport (5 miles)

  • Lowest 13 December, 2025

    35.1 °F

  • Average December

    47.7 °F

  • Highest 3 December, 2025

    64.9 °F

Climate (2020–Present)

Oakland, Metro Oakland International Airport (5 miles)

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  • Average Low 2020–2025

    51 °F

  • Average 2020–2025

    58.6 °F

  • Average High 2020–2025

    66.9 °F
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