Napa River Entrance - Napa River Bridge Weather Forecast

    • 49
    • 66

    Mostly Sunny

    • 53
    • 67

    Mostly Cloudy

    • 53
    • 64

    Rain Likely

    • 52
    • 60

    Rain Likely

    • 51
    • 57

    Rain Showers Likely

    • 50
    • 60

    Partly Sunny

Today 17 Apr Carquinez Strait and Delta

Sunny. Highs around 73. North Winds 10 to 15 Mph with Gusts to around 30 Mph.

Tonight 17 Apr Carquinez Strait and Delta

Mostly clear. Lows around 46. West Winds up to 10 Mph.

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Napa River Entrance - Napa River Bridge Temperature Statistics

April Temperature

Napa, Napa County Airport (5.6 miles)

  • Lowest 3 April, 2026

    38.6 °F

  • Average April

    58.5 °F

  • Highest 5 April, 2026

    83.6 °F

Climate (2021–Present)

Napa, Napa County Airport (5.6 miles)

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  • Average Low 2021–2026

    47.3 °F

  • Average 2021–2026

    58.3 °F

  • Average High 2021–2026

    70.3 °F
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