Napa River - Napa Weather Forecast

    • 55
    • 81

    Increasing Clouds

    • 55
    • 80

    Partly Sunny

    • 53
    • 82

    Partly Sunny

    • 51
    • 77

    Mostly Sunny

    • 53
    • 80

    Mostly Sunny

    • 52
    • 79

    Mostly Sunny

Today 1 Jul North Bay Interior Valleys

Partly cloudy in the morning then becoming sunny. Patchy fog in the morning. A slight chance of drizzle in the morning. Highs in the lower 70s to mid 80s. Southwest Winds 5 to 10 Mph increasing to 10 to 20 Mph in the afternoon.

Tonight 1 Jul North Bay Interior Valleys

Mostly cloudy. Areas of fog. Lows in the lower to mid 50s. Southwest Winds 10 to 20 Mph.

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Napa River - Napa Temperature Statistics

July Temperature

Napa, Napa County Airport (5.6 miles)

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Climate (2020–Present)

Napa, Napa County Airport (5.6 miles)

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  • Average Low 2020–2025

    46.9 °F

  • Average 2020–2025

    58.1 °F

  • Average High 2020–2025

    70.6 °F
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