San Francisco Bay - San Mateo Bridge (East End) Weather Forecast

    • 55
    • 63

    Decreasing Clouds

    • 55
    • 63

    Partly Sunny

    • 54
    • 61

    Partly Sunny

    • 54
    • 61

    Mostly Sunny

    • 54
    • 63

    Partly Sunny

    • 54
    • 64

    Mostly Sunny

Today 11 May San Francisco Bay Shoreline

Mostly cloudy in the morning then becoming sunny. Highs in the 70s to mid 80s. Southwest Winds up to 5 Mph. Becoming northwest in the afternoon.

Tonight 11 May San Francisco Bay Shoreline

Mostly clear in the evening then becoming partly cloudy. Lows in the mid 50s. West Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

San Francisco Bay - San Mateo Bridge (East End) Temperature Statistics

May Temperature

Hayward, Hayward Air Terminal (5 miles)

  • Lowest 4 May, 2026

    53.7 °F

  • Average May

    59.9 °F

  • Highest 6 May, 2026

    70.6 °F

Climate (2021–Present)

Hayward, Hayward Air Terminal (5 miles)

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  • Average Low 2021–2026

    52.3 °F

  • Average 2021–2026

    59.6 °F

  • Average High 2021–2026

    69.1 °F
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