Altamont Weather Forecast

    • 65
    • 86

    Partly Sunny

    • 68
    • 92

    Mostly Sunny

    • 61
    • 89

    Mostly Sunny

    • 58
    • 83

    Mostly Sunny

    • 59
    • 86

    Mostly Sunny

    • 59
    • 87

    Sunny

    • 60
    • 89

    Sunny

Today 20 Jul East Bay Hills

Partly cloudy. A slight chance of Showers. Highs in the lower 80s. Southwest Winds around 10 Mph.

Tonight 20 Jul East Bay Hills

Partly cloudy. A slight chance of Showers. Lows in the upper 60s. Southwest Winds around 10 Mph.

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Altamont Temperature Statistics

July Temperature

Livermore, Livermore Municipal Airport (8.7 miles)

  • Lowest 11 July, 2026

    53.7 °F

  • Average July

    72.3 °F

  • Highest 14 July, 2026

    102.7 °F

Climate (2021–2026)

Livermore, Livermore Municipal Airport (8.7 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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