Pleasanton Weather Forecast

    • 54
    • 78

    Becoming Sunny

    • 53
    • 79

    Mostly Sunny

    • 53
    • 80

    Mostly Sunny

    • 51
    • 74

    Partly Sunny

    • 51
    • 75

    Mostly Sunny

    • 52
    • 78

    Mostly Sunny

Today 26 Sep East Bay Interior Valleys

Mostly cloudy in the morning then becoming sunny. Highs in the lower 80s. West Winds 5 to 15 Mph.

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  • Temperature Real-Time

Pleasanton Temperature Statistics

September Temperature

Livermore, Livermore Municipal Airport (3.7 miles)

  • Lowest 22 September, 2023

    51.1 °F

  • Average September

    69.7 °F

  • Highest 8 September, 2023

    91.7 °F

Climate (2010–Present)

Livermore, Livermore Municipal Airport (3.7 miles)

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  • Average Low 2010–Present

    48.9 °F

  • Average 2010–Present

    60.1 °F

  • Average High 2010–Present

    74.1 °F
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