Delaware River - Fox Point State Park Weather Forecast

    • 60
    • 67

    Chance Rain Showers

    • 59
    • 80

    Mostly Sunny

    • 61
    • 80

    Mostly Sunny

    • 60
    • 79

    Partly Sunny

    • 62
    • 80

    Partly Sunny

    • 60
    • 78

    Mostly Sunny

Today 10 Sep New Castle

Mostly cloudy with a 30 percent chance of Showers. Highs in the lower 70s. Northeast Winds 5 to 10 Mph.

Tonight 10 Sep New Castle

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the upper 50s. North Winds around 5 Mph.

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Delaware River - Fox Point State Park Temperature Statistics

September Temperature

Wilmington, New Castle County Airport (8.7 miles)

  • Lowest 1 September, 2025

    55 °F

  • Average September

    71.2 °F

  • Highest 6 September, 2025

    91 °F

Climate (2020–Present)

Wilmington, New Castle County Airport (8.7 miles)

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  • Average Low 2020–2025

    48.1 °F

  • Average 2020–2025

    57.3 °F

  • Average High 2020–2025

    66.5 °F
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