San Francisco Bay - Fort Mason Weather Forecast

    • 55
    • 63

    Mostly Sunny

    • 55
    • 62

    Partly Sunny

    • 55
    • 65

    Partly Sunny

    • 56
    • 63

    Partly Sunny

    • 55
    • 61

    Mostly Sunny

    • 56
    • 62

    Mostly Sunny

    • 55
    • 62

    Mostly Sunny

Today 9 May San Francisco

Sunny. Highs in the 60s to lower 70s. West Winds 10 to 20 Mph.

Tonight 9 May 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

San Francisco Bay - Fort Mason Temperature Statistics

May Temperature

Oakland, Metro Oakland International Airport (12.4 miles)

  • Lowest 4 May, 2026

    53.7 °F

  • Average May

    59.8 °F

  • Highest 6 May, 2026

    70.6 °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

    58.8 °F

  • Average High 2021–2026

    67.1 °F
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