Delaware River - Hamburg Cove Weather Forecast

    • 70
    • 83

    Rain Showers Likely

    • 71
    • 83

    Slight Chance Rain Showers

    • 74
    • 84

    Rain Showers Likely

    • 75
    • 86

    Chance Thunderstorms

    • 74
    • 88

    Chance Rain Showers

    • 73
    • 87

    Chance Thunderstorms

Today 3 Aug New Castle

Mostly cloudy this Morning, then becoming partly sunny. A chance of Thunderstorms. Showers Likely, mainly this morning. Some Thunderstorms may produce heavy rainfall. Highs in the mid 80s. Southwest Winds 5 to 10 Mph. Chance of rain 70 percent.

Tonight 3 Aug New Castle

Partly cloudy with a chance of Showers and Thunderstorms in the Evening, then mostly cloudy after midnight. Some Thunderstorms may produce heavy rainfall in the evening. Humid with Lows in the mid 60s. Northwest Winds around 5 Mph, becoming north around 5 Mph after midnight. Chance of rain 50 percent.

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Delaware River - Hamburg Cove Temperature Statistics

August Temperature

Wilmington, New Castle County Airport (3.7 miles)

  • Lowest 1 August, 2026

    68 °F

  • Average August

    77.8 °F

  • Highest 1 August, 2026

    86 °F

Climate (2021–2026)

Wilmington, New Castle County Airport (3.7 miles)

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  • Average Low 2021–2026

    47.9 °F

  • Average 2021–2026

    57.3 °F

  • Average High 2021–2026

    66.7 °F
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