JA Lewis Park Weather Forecast

    • 54
    • 67

    Increasing Clouds

    • 54
    • 70

    Partly Sunny

    • 54
    • 66

    Partly Sunny

    • 57
    • 77

    Mostly Sunny

    • 59
    • 78

    Partly Sunny

    • 62
    • 77

    Partly Sunny

Today 4 Sep East Bay Hills

Sunny. Highs in the lower 70s. Southwest Winds around 10 Mph.

Tonight 4 Sep East Bay Hills

Mostly clear. Lows in the lower 50s. Southwest Winds around 10 Mph.

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JA Lewis Park Temperature Statistics

September Temperature

Hayward, Hayward Air Terminal (5 miles)

  • Lowest 2 September, 2026

    59 °F

  • Average September

    65.7 °F

  • Highest 2 September, 2026

    73 °F

Climate (2021–2026)

Hayward, Hayward Air Terminal (5 miles)

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  • Average Low 2021–2026

    52.4 °F

  • Average 2021–2026

    59.8 °F

  • Average High 2021–2026

    69.2 °F
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