San Francisco Bay - Lone Tree Point Weather Forecast

    • 57
    • 62

    Increasing Clouds

    • 55
    • 62

    Partly Sunny

    • 55
    • 61

    Partly Sunny

    • 55
    • 60

    Partly Sunny

    • 56
    • 63

    Mostly Sunny

    • 56
    • 67

    Mostly Sunny

Today 23 Jul East Bay Interior Valleys

Partly cloudy in the morning then becoming sunny. Highs in the upper 70s. West Winds 5 to 15 Mph.

Tonight 23 Jul East Bay Interior Valleys

Mostly clear in the evening then becoming partly cloudy. Lows in the upper 50s. West Winds 5 to 15 Mph.

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San Francisco Bay - Lone Tree Point Temperature Statistics

July Temperature

Napa, Napa County Airport (11.8 miles)

  • Lowest 5 July, 2025

    44.7 °F

  • Average July

    63.9 °F

  • Highest 10 July, 2025

    85.6 °F

Climate (2020–Present)

Napa, Napa County Airport (11.8 miles)

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  • Average Low 2020–2025

    46.9 °F

  • Average 2020–2025

    58.1 °F

  • Average High 2020–2025

    70.5 °F
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