Millsboro Weather Forecast

    • 25
    • 43

    Decreasing Clouds

    • 26
    • 44

    Mostly Cloudy

    • 19
    • 36

    Partly Sunny

    • 29
    • 42

    Partly Sunny

    • 35
    • 51

    Chance Rain

    • 33
    • 49

    Chance Rain

    • 23
    • 46

    Slight Chance Rain

Today 6 Dec Inland Sussex

Mostly cloudy with a slight chance of drizzle. Highs in the lower 40s. Northwest Winds around 5 Mph.

Tonight 6 Dec Inland Sussex

Partly cloudy. Cold with Lows in the mid 20s. West Winds around 5 Mph.

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Millsboro Temperature Statistics

December Temperature

Georgetown - Delaware Coastal Airport (7.5 miles)

  • Lowest 3 December, 2025

    30.9 °F

  • Average December

    37.4 °F

  • Highest 1 December, 2025

    43 °F

Climate (2020–Present)

Georgetown - Delaware Coastal Airport (7.5 miles)

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  • Average Low 2020–2025

    49.3 °F

  • Average 2020–2025

    58.8 °F

  • Average High 2020–2025

    68.4 °F
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