Delaware River - Port Penn Weather Forecast

    • 15
    • 30

    Increasing Clouds

    • 15
    • 33

    Flurries Likely

    • 6
    • 22

    Slight Chance Snow Showers

    • 9
    • 19

    Partly Sunny

    • 17
    • 30

    Mostly Cloudy

    • 24
    • 38

    Mostly Cloudy

Today 5 Feb New Castle

Sunny, cold with Highs around 30. North Winds 5 to 10 Mph.

Tonight 5 Feb New Castle

Partly cloudy in the Evening, then becoming mostly cloudy. Cold with Lows around 15. North Winds around 5 Mph.

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  • Temperature Real-Time

Delaware River - Port Penn Temperature Statistics

February Temperature

Wilmington, New Castle County Airport (10.6 miles)

  • Lowest 1 February, 2026

    12.9 °F

  • Average February

    21.7 °F

  • Highest 2 February, 2026

    32 °F

Climate (2021–Present)

Wilmington, New Castle County Airport (10.6 miles)

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  • Average Low 2021–2026

    47.9 °F

  • Average 2021–2026

    57.2 °F

  • Average High 2021–2026

    66.4 °F
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