Christina River - Copper Island Weather Forecast

    • 66
    • 83

    Increasing Clouds

    • 69
    • 86

    Slight Chance Thunderstorms

    • 60
    • 84

    Partly Sunny

    • 62
    • 78

    Chance Rain Showers

    • 63
    • 79

    Chance Rain Showers

    • 63
    • 78

    Chance Rain Showers

Today 16 Sep New Castle

Sunny. Highs in the lower 80s. South Winds 5 to 10 Mph.

Tonight 16 Sep New Castle

Partly cloudy. Lows in the mid 60s. South Winds 5 to 10 Mph.

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Christina River - Copper Island Temperature Statistics

September Temperature

Wilmington, New Castle County Airport (3.1 miles)

  • Lowest 8 September, 2026

    56.6 °F

  • Average September

    76.2 °F

  • Highest 1 September, 2026

    93.7 °F

Climate (2021–2026)

Wilmington, New Castle County Airport (3.1 miles)

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  • Average Low 2021–2026

    47.9 °F

  • Average 2021–2026

    57.4 °F

  • Average High 2021–2026

    66.8 °F
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