Discovery Bay Weather Forecast

    • 60
    • 88

    Mostly Sunny

    • 62
    • 88

    Sunny

    • 63
    • 88

    Mostly Sunny

    • 63
    • 85

    Mostly Sunny

    • 61
    • 83

    Partly Sunny

    • 60
    • 83

    Drizzle

Today 5 Sep East Bay Interior Valleys

Partly cloudy in the morning then becoming sunny. Highs in the upper 70s to mid 80s. West Winds 5 to 15 Mph.

Tonight 5 Sep East Bay Interior Valleys

Partly cloudy. Lows in the upper 50s. West Winds 5 to 10 Mph.

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Discovery Bay Temperature Statistics

September Temperature

Livermore, Livermore Municipal Airport (18.6 miles)

  • Lowest 3 September, 2025

    59 °F

  • Average September

    75.4 °F

  • Highest 1 September, 2025

    100.9 °F

Climate (2020–Present)

Livermore, Livermore Municipal Airport (18.6 miles)

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  • Average Low 2020–2025

    48.7 °F

  • Average 2020–2025

    60.7 °F

  • Average High 2020–2025

    74.2 °F
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