Alcatraz Island Weather Forecast

    • 56
    • 62

    Increasing Clouds

    • 56
    • 60

    Breezy

    • 56
    • 60

    Partly Sunny

    • 56
    • 59

    Partly Sunny

    • 56
    • 57

    Mostly Cloudy

    • 55
    • 58

    Mostly Cloudy

    • 54
    • 57

    Mostly Cloudy

Today 27 Jul San Francisco

Mostly cloudy late in the morning then becoming partly cloudy. Highs in the lower 60s to mid 70s. West Winds 10 to 20 Mph.

Tonight 27 Jul San Francisco

Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 50s. West Winds 10 to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Alcatraz Island Temperature Statistics

July Temperature

Oakland, Metro Oakland International Airport (12.4 miles)

  • Lowest 23 July, 2021

    52 °F
  • Average July

    61.4 °F
  • Highest 8 July, 2021

    78.1 °F

Climate (2010–Present)

Oakland, Metro Oakland International Airport (12.4 miles)

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  • Average Low 2010–Present

    51.8 °F
  • Average 2010–Present

    58.7 °F
  • Average High 2010–Present

    67.4 °F
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