San Francisco Bay - Oyster Bay Regional Shoreline Weather Forecast

    • 55
    • 82

    Sunny

    • 56
    • 85

    Mostly Sunny

    • 55
    • 82

    Mostly Sunny

    • 54
    • 80

    Mostly Sunny

    • 54
    • 73

    Partly Sunny

    • 54
    • 70

    Partly Sunny

Today 18 May San Francisco Bay Shoreline

Sunny. Highs in the upper 70s to mid 80s. North Winds 10 to 20 Mph.

Tonight 18 May San Francisco Bay Shoreline

Clear. Lows in the lower 60s. North Winds 10 to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

San Francisco Bay - Oyster Bay Regional Shoreline Temperature Statistics

May Temperature

Oakland, Metro Oakland International Airport (1.9 miles)

  • Lowest 16 May, 2026

    48.9 °F

  • Average May

    60.3 °F

  • Highest 11 May, 2026

    74.6 °F

Climate (2021–Present)

Oakland, Metro Oakland International Airport (1.9 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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