Delaware River - Port Penn Weather Forecast

    • 39
    • 54

    Decreasing Clouds

    • 42
    • 55

    Mostly Cloudy

    • 57
    • 65

    Chance Rain Showers

    • 48
    • 70

    Rain Showers

    • 37
    • 58

    Slight Chance Rain Showers

    • 44
    • 63

    Mostly Sunny

    • 48
    • 70

    Mostly Cloudy

Today 13 Mar New Castle

Partly sunny. Near steady temperature in the lower 50s. Northeast Winds 5 to 10 Mph.

Tonight 13 Mar New Castle

Mostly cloudy. Lows in the upper 30s. Northeast Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Delaware River - Port Penn Temperature Statistics

March Temperature

Wilmington, New Castle County Airport (10.6 miles)

  • Lowest 2 March, 2025

    19.9 °F

  • Average March

    44.5 °F

  • Highest 11 March, 2025

    68 °F

Climate (2020–Present)

Wilmington, New Castle County Airport (10.6 miles)

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

  • Average Low 2020–2025

    48 °F

  • Average 2020–2025

    57.1 °F

  • Average High 2020–2025

    66.2 °F
Get WillyWeather+ to remove ads