Wilmington River - Whitemarsh Island Weather Forecast

    • 31
    • 49

    Becoming Sunny

    • 38
    • 54

    Sunny

    • 42
    • 60

    Mostly Sunny

    • 51
    • 61

    Rain Showers Likely

    • 50
    • 63

    Rain Showers

    • 46
    • 60

    Partly Sunny

    • 46
    • 63

    Partly Sunny

Today 30 Dec Coastal Chatham

Sunny. Much cooler with Highs around 50. Northwest Winds 5 to 10 Mph.

Tonight 30 Dec Coastal Chatham

Clear. Lows in the lower 30s. Northwest Winds 5 to 10 Mph.

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Wilmington River - Whitemarsh Island Temperature Statistics

December Temperature

Hunter U. S. Army Airfield (7.5 miles)

  • Lowest 15 December, 2025

    23.9 °F

  • Average December

    53.9 °F

  • Highest 27 December, 2025

    80.1 °F

Climate (2020–Present)

Hunter U. S. Army Airfield (7.5 miles)

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  • Average Low 2020–2025

    59.3 °F

  • Average 2020–2025

    68 °F

  • Average High 2020–2025

    77.8 °F
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