Delaware River - Deemers Beach Weather Forecast

    • 64
    • 85

    Chance Thunderstorms

    • 66
    • 89

    Partly Sunny

    • 67
    • 88

    Mostly Cloudy

    • 60
    • 81

    Chance Rain Showers

    • 58
    • 79

    Mostly Cloudy

    • 42
    • 71

    Chance Rain Showers

    • 36
    • 54

    Mostly Sunny

Today 14 Apr New Castle

Mostly sunny. Hot with Highs in the mid 80s. Southwest Winds 10 to 15 Mph.

Tonight 14 Apr New Castle

Partly cloudy. A slight chance of Showers and Thunderstorms this evening. Lows in the mid 60s. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Real-Time

Delaware River - Deemers Beach Temperature Statistics

April Temperature

Wilmington, New Castle County Airport (1.9 miles)

  • Lowest 8 April, 2026

    30.7 °F

  • Average April

    55.2 °F

  • Highest 1 April, 2026

    85.6 °F

Climate (2021–Present)

Wilmington, New Castle County Airport (1.9 miles)

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  • Average Low 2021–2026

    47.9 °F

  • Average 2021–2026

    57.2 °F

  • Average High 2021–2026

    66.5 °F
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