Delaware River - Port Penn Weather Forecast

    • 25
    • 43

    Chance Rain/Snow

    • 28
    • 48

    Mostly Sunny

    • 34
    • 55

    Partly Sunny

    • 21
    • 45

    Chance Snow

    • 20
    • 31

    Chance Rain/Snow

    • 31
    • 38

    Rain Likely

Today 26 Feb New Castle

Mostly cloudy. A chance of rain and snow this afternoon. Highs in the lower 40s. North Winds around 5 Mph, becoming northeast this afternoon. Chance of precipitation 50 percent.

Tonight 26 Feb New Castle

Partly cloudy. Cold with Lows in the mid 20s. North Winds around 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Delaware River - Port Penn Temperature Statistics

February Temperature

Wilmington, New Castle County Airport (10.6 miles)

  • Lowest 9 February, 2026

    6.7 °F

  • Average February

    31.3 °F

  • Highest 21 February, 2026

    53.7 °F

Climate (2021–Present)

Wilmington, New Castle County Airport (10.6 miles)

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

  • Average Low 2021–2026

    47.9 °F

  • Average 2021–2026

    57.2 °F

  • Average High 2021–2026

    66.4 °F
Get WillyWeather+ to remove ads