Delaware River - Reedy Island Weather Forecast

    • 15
    • 26

    Sunny

    • 34
    • 38

    Partly Sunny

    • 28
    • 46

    Partly Sunny

    • 13
    • 35

    Mostly Cloudy

    • 15
    • 19

    Snow

    • 12
    • 21

    Snow Likely

    • 12
    • 23

    Slight Chance Snow

Today 20 Jan New Castle

Sunny, Colder. Near steady temperature in the mid 20s. West Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 20 Jan New Castle

Clear, cold with Lows around 9 above. West Winds around 5 Mph this Evening, becoming light and variable.

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  • Temperature Real-Time

Delaware River - Reedy Island Temperature Statistics

January Temperature

Wilmington, New Castle County Airport (11.2 miles)

  • Lowest 16 January, 2026

    21 °F

  • Average January

    36.4 °F

  • Highest 7 January, 2026

    60.1 °F

Climate (2021–Present)

Wilmington, New Castle County Airport (11.2 miles)

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  • Average Low 2021–2026

    48 °F

  • Average 2021–2026

    57.3 °F

  • Average High 2021–2026

    66.5 °F
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