Christina River - Wilmington Marine Terminal Weather Forecast

    • 58
    • 78

    Becoming Sunny

    • 61
    • 78

    Mostly Sunny

    • 65
    • 82

    Mostly Sunny

    • 67
    • 84

    Partly Sunny

    • 65
    • 83

    Partly Sunny

    • 65
    • 80

    Chance Rain Showers

Today 14 Sep New Castle

Sunny. Less humid with Highs in the upper 70s. North Winds 10 to 15 Mph.

Tonight 14 Sep New Castle

Clear, cooler with Lows in the mid 50s. North Winds 5 to 10 Mph.

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Christina River - Wilmington Marine Terminal Temperature Statistics

September Temperature

Wilmington, New Castle County Airport (5 miles)

  • Lowest 8 September, 2026

    56.6 °F

  • Average September

    76.8 °F

  • Highest 1 September, 2026

    93.7 °F

Climate (2021–2026)

Wilmington, New Castle County Airport (5 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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