Montalvin Park Weather Forecast

    • 51
    • 74

    Mostly Sunny

    • 50
    • 77

    Mostly Sunny

    • 52
    • 75

    Mostly Cloudy

    • 54
    • 78

    Mostly Sunny

    • 57
    • 82

    Mostly Cloudy

    • 58
    • 85

    Partly Sunny

Today 11 Mar East Bay Interior Valleys

Sunny. Highs in the upper 70s. North Winds 5 to 10 Mph.

Tonight 11 Mar East Bay Interior Valleys

Mostly clear in the evening then becoming partly cloudy. Lows in the upper 40s. West Winds 5 to 10 Mph.

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Montalvin Park Temperature Statistics

March Temperature

Napa, Napa County Airport (14.3 miles)

  • Lowest 5 March, 2026

    37.9 °F

  • Average March

    58.1 °F

  • Highest 7 March, 2026

    77 °F

Climate (2021–Present)

Napa, Napa County Airport (14.3 miles)

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  • Average Low 2021–2026

    47.2 °F

  • Average 2021–2026

    58.2 °F

  • Average High 2021–2026

    70.1 °F
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