San Ramon Weather Forecast

    • 56
    • 77

    Increasing Clouds

    • 56
    • 83

    Becoming Sunny

    • 57
    • 84

    Partly Sunny

    • 56
    • 81

    Partly Sunny

    • 55
    • 81

    Partly Sunny

    • 57
    • 83

    Mostly Sunny

    • 57
    • 83

    Mostly Sunny

Today 21 Aug East Bay Interior Valleys

Partly cloudy. Highs in the lower to mid 80s. West Winds 10 to 15 Mph.

Tonight 21 Aug East Bay Interior Valleys

Mostly clear. Lows in the upper 50s. Southwest Winds 5 to 15 Mph.

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San Ramon Temperature Statistics

August Temperature

Livermore, Livermore Municipal Airport (10.6 miles)

  • Lowest 18 August, 2026

    56.6 °F

  • Average August

    74.6 °F

  • Highest 3 August, 2026

    102.7 °F

Climate (2021–2026)

Livermore, Livermore Municipal Airport (10.6 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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