Beach Plum Island Weather Forecast

    • 73
    • 84

    Chance Thunderstorms

    • 74
    • 95

    Chance Thunderstorms

    • 72
    • 94

    Chance Thunderstorms

    • 69
    • 88

    Mostly Sunny

    • 71
    • 88

    Chance Rain Showers

    • 70
    • 86

    Chance Rain Showers

Today 10 Jun Inland Sussex

Mostly cloudy. A slight chance of Showers in the Morning, then a chance of Showers and Thunderstorms in the afternoon. Hot. More humid with Highs in the mid 80s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 50 percent.

Tonight 10 Jun Inland Sussex

Mostly cloudy with a chance of Showers and Thunderstorms in the Evening, then partly cloudy after midnight. Humid with Lows in the lower 70s. Southwest Winds 10 to 15 Mph. Chance of rain 40 percent.

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Beach Plum Island Temperature Statistics

June Temperature

Georgetown - Delaware Coastal Airport (12.4 miles)

  • Lowest 3 June, 2026

    50.6 °F

  • Average June

    71.8 °F

  • Highest 5 June, 2026

    92.6 °F

Climate (2021–Present)

Georgetown - Delaware Coastal Airport (12.4 miles)

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  • Average Low 2021–2026

    48.9 °F

  • Average 2021–2026

    58.6 °F

  • Average High 2021–2026

    68.2 °F
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