Christina River - Copper Island Weather Forecast

    • 62
    • 78

    Increasing Clouds

    • 65
    • 81

    Partly Sunny

    • 60
    • 84

    Chance Rain Showers

    • 55
    • 70

    Chance Rain Showers

    • 55
    • 67

    Chance Rain Showers

    • 44
    • 66

    Mostly Sunny

Today 30 Sep New Castle

Mostly sunny. Highs in the upper 70s. Southwest Winds around 5 Mph.

Tonight 30 Sep New Castle

Mostly cloudy. Lows in the lower 60s. South Winds around 5 Mph.

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Christina River - Copper Island Temperature Statistics

September Temperature

Wilmington, New Castle County Airport (3.1 miles)

  • Lowest 24 September, 2026

    49.6 °F

  • Average September

    71.3 °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

    66.7 °F
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