Dewey Beach Weather Forecast

    • 11
    • 43

    Breezy

    • 18
    • 26

    Snow

    • 30
    • 40

    Rain/Snow

    • 13
    • 34

    Slight Chance Snow

    • 16
    • 27

    Mostly Sunny

    • 15
    • 30

    Mostly Cloudy

Today 23 Jan Delaware Beaches

Mostly sunny. Cooler with Highs in the lower 40s. Northwest Winds 10 to 15 Mph.

Tonight 23 Jan Delaware Beaches

Partly cloudy. Light freezing spray after midnight. Brisk and much Colder with Lows around 13. Northwest Winds 15 to 25 Mph with Gusts up to 35 Mph. Wind chill Values as low as 2 below after midnight.

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Dewey Beach Temperature Statistics

January Temperature

Georgetown - Delaware Coastal Airport (14.9 miles)

  • Lowest 20 January, 2026

    16 °F

  • Average January

    37.3 °F

  • Highest 10 January, 2026

    66 °F

Climate (2021–Present)

Georgetown - Delaware Coastal Airport (14.9 miles)

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  • Average Low 2021–2026

    49.1 °F

  • Average 2021–2026

    58.7 °F

  • Average High 2021–2026

    68.3 °F
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