Mare Island Shoreline Heritage Preserve Weather Forecast

    • 49
    • 68

    Mostly Sunny

    • 48
    • 65

    Partly Sunny

    • 51
    • 70

    Mostly Sunny

    • 52
    • 74

    Mostly Sunny

    • 52
    • 74

    Mostly Sunny

    • 55
    • 74

    Partly Sunny

Today 9 Mar Carquinez Strait and Delta

Mostly sunny. Highs 71 to 76. Northwest Winds up to 10 Mph.

Tonight 9 Mar Carquinez Strait and Delta

Mostly clear. Lows around 47. West Winds up to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Mare Island Shoreline Heritage Preserve Temperature Statistics

March Temperature

Napa, Napa County Airport (8.7 miles)

  • Lowest 5 March, 2026

    37.9 °F

  • Average March

    58 °F

  • Highest 7 March, 2026

    77 °F

Climate (2021–Present)

Napa, Napa County Airport (8.7 miles)

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

  • Average Low 2021–2026

    47.2 °F

  • Average 2021–2026

    58.2 °F

  • Average High 2021–2026

    70.1 °F
Get WillyWeather+ to remove ads