Delaware River - Port Penn Weather Forecast

    • 39
    • 54

    Mostly Cloudy

    • 52
    • 59

    Rain

    • 37
    • 66

    Chance Rain Showers

    • 31
    • 45

    Mostly Sunny

    • 29
    • 42

    Mostly Sunny

    • 30
    • 43

    Mostly Cloudy

    • 39
    • 50

    Chance Rain

Today 24 Nov New Castle

Sunny. Highs in the lower 50s. Northwest Winds around 5 Mph.

Tonight 24 Nov New Castle

Mostly cloudy. Lows in the upper 30s. Light and variable Winds, becoming south around 5 Mph after midnight.

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Delaware River - Port Penn Temperature Statistics

November Temperature

Wilmington, New Castle County Airport (10.6 miles)

  • Lowest 11 November, 2025

    30 °F

  • Average November

    48.8 °F

  • Highest 8 November, 2025

    70 °F

Climate (2020–Present)

Wilmington, New Castle County Airport (10.6 miles)

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  • Average Low 2020–2025

    48.2 °F

  • Average 2020–2025

    57.4 °F

  • Average High 2020–2025

    66.6 °F
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