William Cann Neighborhood Park Weather Forecast

    • 41
    • 60

    Decreasing Clouds

    • 40
    • 64

    Partly Sunny

    • 46
    • 64

    Mostly Cloudy

    • 44
    • 63

    Slight Chance Rain

    • 44
    • 64

    Partly Sunny

    • 45
    • 65

    Mostly Cloudy

    • 46
    • 66

    Mostly Cloudy

Today 25 Jan San Francisco Bay Shoreline

Mostly cloudy. Highs in the upper 50s. North Winds up to 5 Mph.

Tonight 25 Jan San Francisco Bay Shoreline

Mostly cloudy. Lows in the mid 40s. East Winds up to 5 Mph.

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William Cann Neighborhood Park Temperature Statistics

January Temperature

Hayward, Hayward Air Terminal (6.2 miles)

  • Lowest 10 January, 2026

    35.7 °F

  • Average January

    53.1 °F

  • Highest 16 January, 2026

    69.1 °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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