San Francisco Bay - Sierra Point Marina Weather Forecast

    • 53
    • 72

    Mostly Sunny

    • 53
    • 75

    Partly Sunny

    • 53
    • 70

    Partly Sunny

    • 54
    • 72

    Mostly Sunny

    • 53
    • 71

    Mostly Sunny

    • 53
    • 70

    Mostly Sunny

Today 31 May San Francisco Bay Shoreline

Sunny. Highs in the 70s to lower 80s. Southwest Winds up to 5 Mph increasing to northwest 10 to 20 Mph in the afternoon.

Tonight 31 May San Francisco Bay Shoreline

Mostly clear. Lows in the lower 50s. West Winds 10 to 20 Mph. Becoming southwest 5 to 10 Mph after midnight.

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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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