Delaware River - Fort Delaware State Park Weather Forecast

    • 49
    • 61

    Chance Rain Showers

    • 46
    • 56

    Chance Rain Showers

    • 45
    • 56

    Mostly Sunny

    • 57
    • 65

    Partly Sunny

    • 62
    • 73

    Chance Rain Showers

    • 57
    • 69

    Rain Showers Likely

Today 1 May New Castle

Sunny. Highs in the mid 60s. West Winds around 5 Mph.

Tonight 1 May New Castle

Mostly cloudy with a 40 percent chance of Showers. Lows in the upper 40s. Southwest Winds around 5 Mph.

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Delaware River - Fort Delaware State Park Temperature Statistics

May Temperature

Wilmington, New Castle County Airport (5.6 miles)

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Climate (2021–Present)

Wilmington, New Castle County Airport (5.6 miles)

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  • Average Low 2021–2026

    48 °F

  • Average 2021–2026

    57.3 °F

  • Average High 2021–2026

    66.6 °F
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