Napa River - Napa Weather Forecast

    • 40
    • 58

    Dense Fog

    • 41
    • 61

    Partly Sunny

    • 41
    • 61

    Partly Sunny

    • 42
    • 62

    Partly Sunny

    • 43
    • 62

    Partly Sunny

    • 43
    • 62

    Partly Sunny

Today 28 Nov North Bay Interior Valleys

Partly cloudy in the morning then becoming sunny. Patchy fog in the morning. Highs in the 50s to mid 60s. North Winds up to 5 Mph. Becoming south in the afternoon.

Tonight 28 Nov North Bay Interior Valleys

Mostly cloudy. Patchy fog. Lows in the 40s. North Winds up to 5 Mph in the evening. Becoming light.

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Napa River - Napa Temperature Statistics

November Temperature

Napa, Napa County Airport (5.6 miles)

  • Lowest 22 November, 2025

    39 °F

  • Average November

    55.7 °F

  • Highest 10 November, 2025

    79 °F

Climate (2020–Present)

Napa, Napa County Airport (5.6 miles)

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  • Average Low 2020–2025

    47 °F

  • Average 2020–2025

    58.1 °F

  • Average High 2020–2025

    70.2 °F
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