Delaware Seashore State Park Weather Forecast

    • 67
    • 75

    Chance Rain Showers

    • 68
    • 75

    Sunny

    • 72
    • 77

    Mostly Sunny

    • 72
    • 78

    Chance Rain Showers

    • 68
    • 79

    Chance Rain Showers

    • 65
    • 77

    Mostly Sunny

Today 21 Aug Delaware Beaches

Mostly cloudy with a 40 percent chance of Showers. Very windy. Near steady temperature in the mid 70s. Temperature falling into the lower 70s this afternoon. Northeast Winds 25 to 35 Mph with Gusts up to 45 Mph.

Tonight 21 Aug Delaware Beaches

Mostly cloudy with a slight chance of Showers in the Evening, then partly cloudy after midnight. Windy with Lows in the mid 60s. North Winds 20 to 30 Mph. Gusts up to 45 Mph in the evening. Chance of rain 20 percent.

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Delaware Seashore State Park Temperature Statistics

August Temperature

Georgetown - Delaware Coastal Airport (15.5 miles)

  • Lowest 3 August, 2025

    58.6 °F

  • Average August

    74.4 °F

  • Highest 13 August, 2025

    90.6 °F

Climate (2020–Present)

Georgetown - Delaware Coastal Airport (15.5 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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