William Cann Neighborhood Park Weather Forecast

    • 50
    • 69

    Increasing Clouds

    • 50
    • 66

    Mostly Cloudy

    • 50
    • 64

    Mostly Cloudy

    • 48
    • 66

    Partly Sunny

    • 48
    • 67

    Partly Sunny

    • 50
    • 69

    Partly Sunny

Today 23 Apr San Francisco Bay Shoreline

Partly cloudy in the morning then becoming sunny. Highs in the mid 60s to lower 70s. Northwest Winds 5 to 10 Mph becoming west 10 to 20 Mph in the afternoon.

Tonight 23 Apr San Francisco Bay Shoreline

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

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William Cann Neighborhood Park Temperature Statistics

April Temperature

Hayward, Hayward Air Terminal (6.2 miles)

  • Lowest 3 April, 2026

    44.7 °F

  • Average April

    60.5 °F

  • Highest 5 April, 2026

    82.7 °F

Climate (2021–Present)

Hayward, Hayward Air Terminal (6.2 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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