Napa County Airport Weather Forecast

    • 48
    • 80

    Mostly Sunny

    • 45
    • 78

    Partly Sunny

    • 51
    • 77

    Partly Sunny

    • 49
    • 79

    Partly Sunny

    • 48
    • 76

    Partly Sunny

    • 49
    • 77

    Partly Sunny

Today 24 Mar North Bay Interior Valleys

Sunny. Highs in the 70s to lower 80s. West Winds up to 5 Mph increasing to 10 to 15 Mph in the afternoon.

Tonight 24 Mar North Bay Interior Valleys

Clear. Lows in the mid 40s to upper 50s. Northwest Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Napa County Airport Temperature Statistics

March Temperature

Napa, Napa County Airport (0 miles)

  • Lowest 5 March, 2026

    37.7 °F

  • Average March

    60.4 °F

  • Highest 20 March, 2026

    87.7 °F

Climate (2021–Present)

Napa, Napa County Airport (0 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    47.2 °F

  • Average 2021–2026

    58.3 °F

  • Average High 2021–2026

    70.2 °F
Get WillyWeather+ to remove ads