Alcatraz Island Weather Forecast

    • 47
    • 57

    Mostly Sunny

    • 48
    • 58

    Mostly Sunny

    • 48
    • 59

    Mostly Sunny

    • 45
    • 56

    Partly Sunny

    • 44
    • 53

    Mostly Sunny

    • 43
    • 52

    Mostly Sunny

Today 21 Jan San Francisco

Sunny. Highs near 60. Northeast Winds 5 to 10 Mph.

Tonight 21 Jan San Francisco

Partly cloudy in the evening then becoming mostly clear. Lows in the 40s. North Winds around 5 Mph.

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Alcatraz Island Temperature Statistics

January Temperature

Oakland, Metro Oakland International Airport (12.4 miles)

  • Lowest 14 January, 2025

    38.6 °F

  • Average January

    53.1 °F

  • Highest 11 January, 2025

    71.7 °F

Climate (2020–Present)

Oakland, Metro Oakland International Airport (12.4 miles)

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  • Average Low 2020–2025

    51.4 °F

  • Average 2020–2025

    59 °F

  • Average High 2020–2025

    67.5 °F
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