Delaware River - Delaware Memorial Bridge Weather Forecast

    • 54
    • 73

    Rain Showers

    • 51
    • 67

    Mostly Cloudy

    • 54
    • 71

    Partly Sunny

    • 60
    • 80

    Partly Sunny

    • 63
    • 87

    Mostly Sunny

    • 65
    • 89

    Mostly Sunny

Today 13 May New Castle

Partly sunny. Highs in the mid 70s. South Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 13 May New Castle

Showers with a slight chance of Thunderstorms. Lows in the mid 50s. South Winds 10 to 15 Mph with Gusts up to 25 Mph, becoming southwest around 5 Mph after midnight. Chance of rain 90 percent.

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  • Temperature Real-Time

Delaware River - Delaware Memorial Bridge Temperature Statistics

May Temperature

Wilmington, New Castle County Airport (4.3 miles)

  • Lowest 1 May, 2026

    42.7 °F

  • Average May

    60.8 °F

  • Highest 5 May, 2026

    84.7 °F

Climate (2021–Present)

Wilmington, New Castle County Airport (4.3 miles)

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  • Average Low 2021–2026

    47.9 °F

  • Average 2021–2026

    57.3 °F

  • Average High 2021–2026

    66.6 °F
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