Beach Plum Island Weather Forecast

    • 15
    • 24

    Blustery

    • 16
    • 27

    Slight Chance Snow

    • 20
    • 32

    Mostly Sunny

    • 26
    • 38

    Partly Sunny

    • 20
    • 35

    Chance Rain/Snow

    • 20
    • 33

    Slight Chance Snow

Today 31 Jan Inland Sussex

Mostly cloudy. A slight chance of snow this afternoon. Cold with Highs in the lower 20s. North Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of snow 20 percent. Wind chill Values as low as 4 below this morning.

Tonight 31 Jan Inland Sussex

Cloudy with a 50 percent chance of snow. Little or no snow accumulation. Blustery, cold with Lows around 13. North Winds 10 to 15 Mph with Gusts up to 35 Mph, increasing to 15 to 25 Mph with Gusts up to 45 Mph after midnight. Wind chill Values as low as 5 below.

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Beach Plum Island Temperature Statistics

January Temperature

Georgetown - Delaware Coastal Airport (12.4 miles)

  • Lowest 21 January, 2026

    11.6 °F

  • Average January

    34.7 °F

  • Highest 10 January, 2026

    66.7 °F

Climate (2021–Present)

Georgetown - Delaware Coastal Airport (12.4 miles)

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  • Average Low 2021–2026

    49.1 °F

  • Average 2021–2026

    58.7 °F

  • Average High 2021–2026

    68.3 °F
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