Napa River - Edgerley Island Weather Forecast

    • 54
    • 73

    Becoming Sunny

    • 55
    • 76

    Becoming Sunny

    • 55
    • 80

    Partly Sunny

    • 56
    • 77

    Partly Sunny

    • 58
    • 79

    Mostly Cloudy

    • 58
    • 79

    Partly Sunny

    • 59
    • 82

    Partly Sunny

Today 7 Jul North Bay Interior Valleys

Sunny. Highs in the upper 60s to lower 80s. Southwest Winds 10 to 20 Mph.

Tonight 7 Jul North Bay Interior Valleys

Mostly clear in the evening then becoming partly cloudy. Patchy fog after midnight. Lows in the upper 40s to mid 50s. Southwest Winds 10 to 20 Mph.

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Napa River - Edgerley Island Temperature Statistics

July Temperature

Napa, Napa County Airport (1.9 miles)

  • Lowest 3 July, 2026

    50.6 °F

  • Average July

    62.8 °F

  • Highest 3 July, 2026

    76.6 °F

Climate (2021–2026)

Napa, Napa County Airport (1.9 miles)

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  • Average Low 2021–2026

    47.3 °F

  • Average 2021–2026

    58.4 °F

  • Average High 2021–2026

    70.2 °F
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