Indian River - Millsboro Weather Forecast

    • 22
    • 35

    Becoming Sunny

    • 30
    • 39

    Partly Sunny

    • 27
    • 49

    Chance Snow

    • 17
    • 35

    Slight Chance Snow

    • 16
    • 34

    Mostly Sunny

    • 15
    • 29

    Mostly Sunny

Today 15 Jan Inland Sussex

Mostly sunny. Much cooler with Highs in the mid 30s. Temperature falling to around 30 in the afternoon. West Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 15 Jan Inland Sussex

Partly cloudy in the Evening, then becoming mostly clear. Colder with Lows in the lower 20s. West Winds 10 to 15 Mph with Gusts up to 30 Mph.

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Indian River - Millsboro Temperature Statistics

January Temperature

Georgetown - Delaware Coastal Airport (7.5 miles)

  • Lowest 3 January, 2026

    19.9 °F

  • Average January

    38.9 °F

  • Highest 10 January, 2026

    66 °F

Climate (2021–Present)

Georgetown - Delaware Coastal Airport (7.5 miles)

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  • Average Low 2021–2026

    49.2 °F

  • Average 2021–2026

    58.7 °F

  • Average High 2021–2026

    68.3 °F
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