Sun City Hilton Head Weather Forecast

    • 55
    • 79

    Increasing Clouds

    • 59
    • 70

    Mostly Cloudy

    • 35
    • 74

    Mostly Cloudy

    • 29
    • 52

    Mostly Sunny

    • 35
    • 55

    Mostly Sunny

    • 33
    • 57

    Partly Sunny

Today 27 Dec Coastal Jasper

Sunny. Highs in the upper 70s, except in the lower 70s near the coast. West Winds 5 to 10 Mph.

Tonight 27 Dec Coastal Jasper

Mostly clear in the Evening, then becoming partly cloudy. Lows in the mid 50s. Southeast Winds around 5 Mph.

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Sun City Hilton Head Temperature Statistics

December Temperature

Hilton Head Island, Hilton Head Airport (16.2 miles)

  • Lowest 15 December, 2025

    26.6 °F

  • Average December

    49.8 °F

  • Highest 24 December, 2025

    75.2 °F

Climate (2020–Present)

Hilton Head Island, Hilton Head Airport (16.2 miles)

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  • Average Low 2020–2025

    60.7 °F

  • Average 2020–2025

    66.4 °F

  • Average High 2020–2025

    75 °F
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