Beach Plum Island Weather Forecast

    • 49
    • 63

    Chance Rain Showers

    • 52
    • 67

    Mostly Sunny

    • 56
    • 74

    Rain Showers

    • 52
    • 71

    Slight Chance Rain Showers

    • 57
    • 73

    Partly Sunny

    • 60
    • 80

    Partly Sunny

Today 11 May Inland Sussex

Mostly cloudy with a 50 percent chance of Showers. Much cooler with Highs in the mid 60s. Northeast Winds 5 to 10 Mph.

Tonight 11 May Inland Sussex

Partly cloudy in the Evening, then clearing. Lows in the mid 40s. South Winds around 5 Mph, becoming northwest after midnight.

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  • Temperature Real-Time

Beach Plum Island Temperature Statistics

May Temperature

Georgetown - Delaware Coastal Airport (12.4 miles)

  • Lowest 3 May, 2026

    43.6 °F

  • Average May

    59.9 °F

  • Highest 5 May, 2026

    84.7 °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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