JA Lewis Park Weather Forecast

    • 50
    • 64

    Partly Cloudy

    • 48
    • 61

    Mostly Cloudy

    • 47
    • 60

    Mostly Cloudy

    • 46
    • 60

    Partly Sunny

    • 44
    • 60

    Mostly Sunny

    • 44
    • 60

    Partly Sunny

    • 44
    • 60

    Mostly Cloudy

Today 19 Jan East Bay Hills

Sunny. Highs around 60. North Winds around 5 Mph.

Tonight 19 Jan East Bay Hills

Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 30s. Light Winds. Becoming northeast around 5 Mph after midnight.

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JA Lewis Park Temperature Statistics

January Temperature

Hayward, Hayward Air Terminal (5 miles)

  • Lowest 10 January, 2026

    35.1 °F

  • Average January

    52.6 °F

  • Highest 16 January, 2026

    69.1 °F

Climate (2021–Present)

Hayward, Hayward Air Terminal (5 miles)

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  • Average Low 2021–2026

    52.1 °F

  • Average 2021–2026

    59.2 °F

  • Average High 2021–2026

    68.8 °F
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