William Cann Neighborhood Park Weather Forecast

    • 40
    • 62

    Partly Sunny

    • 39
    • 61

    Mostly Sunny

    • 43
    • 65

    Mostly Sunny

    • 44
    • 64

    Sunny

    • 45
    • 66

    Mostly Sunny

    • 45
    • 66

    Mostly Sunny

    • 45
    • 65

    Partly Sunny

Today 11 Jan San Francisco Bay Shoreline

Sunny late in the morning then becoming partly cloudy. Highs in the lower 60s. Northeast Winds 5 to 10 Mph.

Tonight 11 Jan San Francisco Bay Shoreline

Partly cloudy in the evening then becoming mostly clear. Lows in the upper 30s to mid 40s. North Winds around 5 Mph.

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William Cann Neighborhood Park Temperature Statistics

January Temperature

Hayward, Hayward Air Terminal (6.2 miles)

  • Lowest 9 January, 2026

    37 °F

  • Average January

    54 °F

  • Highest 2 January, 2026

    63 °F

Climate (2021–Present)

Hayward, Hayward Air Terminal (6.2 miles)

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  • Average Low 2021–2026

    52.1 °F

  • Average 2021–2026

    59.3 °F

  • Average High 2021–2026

    68.8 °F
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