Delaware Bay - Lewes Weather Forecast

    • 69
    • 73

    Chance Rain Showers

    • 67
    • 72

    Rain Showers

    • 68
    • 72

    Rain Showers Likely

    • 67
    • 75

    Slight Chance Rain Showers

    • 67
    • 80

    Mostly Sunny

    • 65
    • 71

    Partly Sunny

Today 15 Sep Delaware Beaches

Partly sunny this Morning, then becoming mostly cloudy. Highs in the mid 70s. Northeast Winds 15 to 20 Mph.

Tonight 15 Sep Delaware Beaches

Mostly cloudy. A chance of Showers after midnight. Breezy. Near steady temperature in the upper 60s. Northeast Winds 15 to 25 Mph. Chance of rain 40 percent.

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Delaware Bay - Lewes Temperature Statistics

September Temperature

Georgetown - Delaware Coastal Airport (14.3 miles)

  • Lowest 9 September, 2025

    52 °F

  • Average September

    68.2 °F

  • Highest 6 September, 2025

    91.9 °F

Climate (2020–Present)

Georgetown - Delaware Coastal Airport (14.3 miles)

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  • Average Low 2020–2025

    49.3 °F

  • Average 2020–2025

    58.8 °F

  • Average High 2020–2025

    68.5 °F
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