Portola Weather Forecast

    • 50
    • 66

    Breezy

    • 51
    • 63

    Breezy

    • 51
    • 65

    Breezy

    • 53
    • 65

    Partly Sunny

    • 52
    • 68

    Partly Sunny

    • 53
    • 68

    Partly Sunny

    • 53
    • 67

    Partly Sunny

Today 22 May San Francisco

Sunny, breezy. Highs in the 50s to mid 60s. West Winds 15 to 20 Mph. Becoming 20 to 30 Mph in the afternoon.

Tonight 22 May San Francisco

Mostly clear in the evening then becoming partly cloudy. Breezy. Lows in the lower 50s. West Winds 20 to 30 Mph becoming 15 to 20 Mph after midnight.

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Portola Temperature Statistics

May Temperature

San Francisco, San Francisco International Airport (7.5 miles)

  • Lowest 4 May, 2025

    49.6 °F
  • Average May

    58.6 °F
  • Highest 5 May, 2025

    81.6 °F

Climate (2020–Present)

San Francisco, San Francisco International Airport (7.5 miles)

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  • Average Low 2020–2025

    52.3 °F
  • Average 2020–2025

    58.4 °F
  • Average High 2020–2025

    66.8 °F
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