Napa Weather Forecast

    • 50
    • 78

    Increasing Clouds

    • 50
    • 78

    Mostly Cloudy

    • 50
    • 71

    Mostly Cloudy

    • 48
    • 69

    Chance Rain

    • 48
    • 67

    Chance Rain

    • 49
    • 72

    Partly Sunny

Today 30 Apr North Bay Interior Valleys

Sunny. Areas of fog in the morning. Highs in the upper 60s to lower 80s. Southwest Winds up to 5 Mph increasing to 10 to 15 Mph in the afternoon.

Tonight 30 Apr North Bay Interior Valleys

Mostly clear in the evening then becoming partly cloudy. Areas of fog after midnight. Lows in the mid 40s to upper 50s. Southwest Winds 5 to 15 Mph.

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Napa Temperature Statistics

April Temperature

Napa, Napa County Airport (6.2 miles)

  • Lowest 3 April, 2026

    38.6 °F

  • Average April

    57.7 °F

  • Highest 5 April, 2026

    83.6 °F

Climate (2021–Present)

Napa, Napa County Airport (6.2 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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