Discovery Bay Weather Forecast

    • 57
    • 90

    Mostly Sunny

    • 55
    • 83

    Mostly Sunny

    • 57
    • 86

    Mostly Sunny

    • 58
    • 90

    Sunny

    • 58
    • 92

    Mostly Sunny

    • 58
    • 90

    Mostly Sunny

Today 15 Sep East Bay Interior Valleys

Sunny. Highs in the upper 80s. Southwest Winds 5 to 15 Mph.

Tonight 15 Sep East Bay Interior Valleys

Mostly clear. Lows in the upper 50s. Southwest Winds 10 to 20 Mph.

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Discovery Bay Temperature Statistics

September Temperature

Livermore, Livermore Municipal Airport (18.6 miles)

  • Lowest 5 September, 2026

    50.6 °F
  • Average September

    71.3 °F
  • Highest 9 September, 2026

    104.6 °F

Climate (2021–2026)

Livermore, Livermore Municipal Airport (18.6 miles)

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  • Average Low 2021–2026

    49 °F
  • Average 2021–2026

    61 °F
  • Average High 2021–2026

    74.1 °F
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