Delaware City Weather Forecast

    • 34
    • 45

    Increasing Clouds

    • 27
    • 40

    Chance Snow

    • 31
    • 43

    Partly Sunny

    • 34
    • 51

    Mostly Sunny

    • 26
    • 44

    Chance Snow

    • 25
    • 33

    Chance Rain/Snow

Today 25 Feb New Castle

Mostly sunny and not as cool. Near steady temperature in the mid 40s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 25 Feb New Castle

Partly cloudy. Cold with Lows in the lower 30s. Southwest Winds around 5 Mph, becoming west around 5 Mph after midnight.

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Delaware City Temperature Statistics

February Temperature

Wilmington, New Castle County Airport (6.2 miles)

  • Lowest 9 February, 2026

    6.7 °F

  • Average February

    31.4 °F

  • Highest 21 February, 2026

    53.7 °F

Climate (2021–Present)

Wilmington, New Castle County Airport (6.2 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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