San Francisco Bay - Sierra Point Marina Weather Forecast

    • 53
    • 70

    Partly Sunny

    • 53
    • 70

    Decreasing Clouds

    • 53
    • 79

    Partly Sunny

    • 55
    • 73

    Partly Sunny

    • 54
    • 70

    Mostly Sunny

    • 55
    • 70

    Mostly Sunny

    • 54
    • 72

    Mostly Sunny

Today 9 May San Francisco Bay Shoreline

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

Tonight 9 May San Francisco Bay Shoreline

Mostly clear in the evening then becoming mostly cloudy. Lows in the lower 50s. West Winds 10 to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

San Francisco Bay - Sierra Point Marina Temperature Statistics

May Temperature

San Francisco, San Francisco International Airport (3.7 miles)

  • Lowest 4 May, 2026

    53.7 °F

  • Average May

    59 °F

  • Highest 6 May, 2026

    67.6 °F

Climate (2021–Present)

San Francisco, San Francisco International Airport (3.7 miles)

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  • Average Low 2021–2026

    52.5 °F

  • Average 2021–2026

    58.6 °F

  • Average High 2021–2026

    66.7 °F
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