San Francisco Bay - Rodeo Marina Weather Forecast

    • 56
    • 64

    Becoming Sunny

    • 56
    • 66

    Mostly Sunny

    • 56
    • 66

    Mostly Sunny

    • 58
    • 72

    Mostly Sunny

    • 58
    • 75

    Mostly Sunny

    • 57
    • 72

    Mostly Sunny

Today 17 Aug East Bay Interior Valleys

Partly cloudy in the morning then becoming sunny. Highs in the mid 70s to lower 80s. Southwest Winds 10 to 20 Mph.

Tonight 17 Aug East Bay Interior Valleys

Partly cloudy. Lows in the lower 60s. Southwest Winds 5 to 15 Mph.

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San Francisco Bay - Rodeo Marina Temperature Statistics

August Temperature

Napa, Napa County Airport (11.2 miles)

  • Lowest 3 August, 2025

    50.6 °F

  • Average August

    66.6 °F

  • Highest 6 August, 2025

    88.6 °F

Climate (2020–Present)

Napa, Napa County Airport (11.2 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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