Delaware City Weather Forecast

    • 34
    • 45

    Increasing Clouds

    • 28
    • 40

    Chance Snow

    • 31
    • 41

    Partly Sunny

    • 34
    • 51

    Mostly Sunny

    • 26
    • 44

    Chance Snow

    • 25
    • 33

    Chance Rain/Snow

Today 25 Feb New Castle

Cloudy with a chance of rain and snow this Morning, then mostly sunny with a slight chance of rain this afternoon. Little or no snow accumulation. Not as cool with Highs in the upper 40s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of precipitation 50 percent.

Tonight 25 Feb New Castle

Mostly clear in the Evening, then becoming partly cloudy. Cold with Lows in the lower 30s. Southwest Winds 5 to 10 Mph, becoming northwest 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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