Nassau Weather Forecast

    • 28
    • 52

    Partly Sunny

    • 13
    • 42

    Slight Chance Snow

    • 16
    • 23

    Snow

    • 19
    • 35

    Snow

    • 10
    • 29

    Slight Chance Snow

    • 12
    • 26

    Mostly Sunny

Today 22 Jan Inland Sussex

Sunny. Highs in the lower 50s. West Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 22 Jan Inland Sussex

Partly cloudy. Cold with Lows in the upper 20s. Northwest Winds around 5 Mph.

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Nassau Temperature Statistics

January Temperature

Georgetown - Delaware Coastal Airport (9.9 miles)

  • Lowest 19 January, 2026

    18 °F

  • Average January

    37.9 °F

  • Highest 10 January, 2026

    66 °F

Climate (2021–Present)

Georgetown - Delaware Coastal Airport (9.9 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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