San Francisco Bay - Sierra Point Marina Weather Forecast

    • 52
    • 63

    Mostly Cloudy

    • 51
    • 66

    Mostly Sunny

    • 52
    • 73

    Mostly Sunny

    • 53
    • 75

    Mostly Sunny

    • 55
    • 70

    Partly Sunny

    • 56
    • 74

    Mostly Sunny

Today 29 May San Francisco Bay Shoreline

Mostly cloudy. Highs in the mid 60s. West Winds 10 to 20 Mph.

Tonight 29 May San Francisco Bay Shoreline

Partly cloudy 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 11 May, 2026

    50.6 °F

  • Average May

    60.6 °F

  • Highest 19 May, 2026

    82.7 °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

    66.8 °F
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