Beach Plum Island Weather Forecast

    • 69
    • 87

    Mostly Sunny

    • 75
    • 88

    Mostly Sunny

    • 76
    • 88

    Chance Thunderstorms

    • 74
    • 90

    Chance Thunderstorms

    • 74
    • 88

    Chance Rain Showers

    • 73
    • 88

    Chance Thunderstorms

Today 5 Jul Inland Sussex

Sunny, hot with Highs in the upper 80s. South Winds 5 to 10 Mph.

Tonight 5 Jul Inland Sussex

Mostly clear. Lows in the mid 60s. South Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Beach Plum Island Temperature Statistics

July Temperature

Georgetown - Delaware Coastal Airport (12.4 miles)

  • Lowest 3 July, 2025

    70 °F

  • Average July

    79.9 °F

  • Highest 1 July, 2025

    93.9 °F

Climate (2020–Present)

Georgetown - Delaware Coastal Airport (12.4 miles)

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  • Average Low 2020–2025

    49.4 °F

  • Average 2020–2025

    58.9 °F

  • Average High 2020–2025

    68.6 °F
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