Lost Valley Weather Forecast

    • 66
    • 90

    Becoming Sunny

    • 63
    • 79

    Partly Sunny

    • 57
    • 75

    Partly Sunny

    • 57
    • 76

    Mostly Sunny

    • 57
    • 78

    Mostly Sunny

    • 58
    • 80

    Mostly Sunny

Today 21 Jul East Bay Interior Valleys

Partly cloudy. A slight chance of Showers. Highs in the mid 90s. West Winds up to 5 Mph increasing to 5 to 15 Mph in the afternoon.

Tonight 21 Jul East Bay Interior Valleys

Mostly clear. Lows in the mid 60s. West Winds 5 to 15 Mph.

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Lost Valley Temperature Statistics

July Temperature

Oakland, Metro Oakland International Airport (9.9 miles)

  • Lowest 11 July, 2026

    54.6 °F

  • Average July

    64.1 °F

  • Highest 14 July, 2026

    86.6 °F

Climate (2021–2026)

Oakland, Metro Oakland International Airport (9.9 miles)

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  • Average Low 2021–2026

    51.1 °F

  • Average 2021–2026

    58.9 °F

  • Average High 2021–2026

    67.2 °F
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