Portola Weather Forecast

    • 58
    • 79

    Mostly Sunny

    • 58
    • 77

    Partly Sunny

    • 58
    • 76

    Partly Sunny

    • 59
    • 79

    Partly Sunny

    • 60
    • 74

    Partly Sunny

    • 59
    • 71

    Partly Sunny

Today 4 Aug San Francisco

Mostly cloudy in the morning then becoming sunny. Haze in the morning. Highs in the mid 60s to upper 70s. Southwest Winds 5 to 15 Mph.

Tonight 4 Aug San Francisco

Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 50s. Southwest Winds 5 to 15 Mph.

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Portola Temperature Statistics

August Temperature

San Francisco, San Francisco International Airport (7.5 miles)

  • Lowest 2 August, 2026

    57 °F

  • Average August

    65.4 °F

  • Highest 2 August, 2026

    79 °F

Climate (2021–2026)

San Francisco, San Francisco International Airport (7.5 miles)

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  • Average Low 2021–2026

    52.5 °F

  • Average 2021–2026

    58.7 °F

  • Average High 2021–2026

    66.8 °F
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