Napa River - Horseshoe Bend Weather Forecast

    • 42
    • 67

    Becoming Sunny

    • 42
    • 66

    Partly Sunny

    • 42
    • 68

    Partly Sunny

    • 41
    • 65

    Partly Sunny

    • 40
    • 63

    Partly Sunny

    • 40
    • 61

    Slight Chance Rain

    • 42
    • 64

    Mostly Sunny

Today 26 Oct North Bay Interior Valleys

Partly cloudy. Highs in the upper 50s to mid 60s.

Tonight 26 Oct North Bay Interior Valleys

Mostly clear. Lows in the upper 30s to lower 50s. West Winds 10 to 20 Mph.

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Napa River - Horseshoe Bend Temperature Statistics

October Temperature

Napa, Napa County Airport (2.5 miles)

  • Lowest 13 October, 2026

    38.6 °F

  • Average October

    64.1 °F

  • Highest 3 October, 2026

    96.7 °F

Climate (2021–2026)

Napa, Napa County Airport (2.5 miles)

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  • Average Low 2021–2026

    47.4 °F

  • Average 2021–2026

    58.6 °F

  • Average High 2021–2026

    70.4 °F
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