HIllcrest Knolls Weather Forecast

    • 52
    • 69

    Becoming Sunny

    • 55
    • 75

    Mostly Sunny

    • 57
    • 78

    Mostly Sunny

    • 55
    • 73

    Mostly Sunny

    • 55
    • 74

    Mostly Sunny

    • 56
    • 73

    Partly Sunny

Today 16 Oct San Francisco Bay Shoreline

Partly cloudy in the morning then becoming sunny. Highs near 70. West Winds around 5 Mph increasing to northwest 10 to 20 Mph in the afternoon.

Tonight 16 Oct San Francisco Bay Shoreline

Mostly clear. Lows in the lower 50s. West Winds 10 to 15 Mph. Becoming south around 5 Mph after midnight.

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HIllcrest Knolls Temperature Statistics

October Temperature

Hayward, Hayward Air Terminal (3.1 miles)

  • Lowest 12 October, 2025

    51.1 °F

  • Average October

    63.9 °F

  • Highest 6 October, 2025

    84 °F

Climate (2020–Present)

Hayward, Hayward Air Terminal (3.1 miles)

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  • Average Low 2020–2025

    52 °F

  • Average 2020–2025

    59.3 °F

  • Average High 2020–2025

    68.9 °F
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