San Francisco Bay - Fort Mason Weather Forecast

    • 46
    • 56

    Mostly Sunny

    • 47
    • 58

    Mostly Sunny

    • 50
    • 58

    Mostly Sunny

    • 50
    • 59

    Mostly Sunny

    • 50
    • 60

    Mostly Sunny

    • 49
    • 60

    Partly Sunny

Today 12 Jan San Francisco

Sunny. Highs in the upper 50s. North Winds 5 to 10 Mph.

Tonight 12 Jan San Francisco

Mostly clear. Lows in the mid 40s. Northeast Winds 5 to 10 Mph.

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San Francisco Bay - Fort Mason Temperature Statistics

January Temperature

Oakland, Metro Oakland International Airport (12.4 miles)

  • Lowest 9 January, 2026

    39 °F

  • Average January

    53.4 °F

  • Highest 3 January, 2026

    62.1 °F

Climate (2021–Present)

Oakland, Metro Oakland International Airport (12.4 miles)

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  • Average Low 2021–2026

    51.1 °F

  • Average 2021–2026

    58.6 °F

  • Average High 2021–2026

    66.9 °F
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