Diablo Shadows Weather Forecast

    • 63
    • 96

    Mostly Cloudy

    • 58
    • 86

    Partly Sunny

    • 57
    • 84

    Mostly Sunny

    • 56
    • 82

    Mostly Sunny

    • 56
    • 79

    Mostly Sunny

    • 57
    • 81

    Mostly Sunny

    • 58
    • 84

    Mostly Sunny

Today 27 Aug East Bay Interior Valleys

Partly cloudy late in the morning then becoming mostly cloudy. A slight chance of Showers. Highs in the mid 90s. West Winds 5 to 10 Mph.

Tonight 27 Aug East Bay Interior Valleys

Mostly cloudy. A slight chance of Showers. Lows in the mid 60s. Southwest Winds 5 to 10 Mph.

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Diablo Shadows Temperature Statistics

August Temperature

Concord, Buchanan Field (5 miles)

  • Lowest 18 August, 2026

    57 °F

  • Average August

    74.8 °F

  • Highest 2 August, 2026

    100.7 °F

Climate (2021–2026)

Concord, Buchanan Field (5 miles)

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  • Average Low 2021–2026

    51 °F

  • Average 2021–2026

    61.6 °F

  • Average High 2021–2026

    74.3 °F
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