Hilton Head Island Weather Forecast

    • 79
    • 92

    Chance Thunderstorms

    • 79
    • 94

    Slight Chance Thunderstorms

    • 79
    • 94

    Slight Chance Thunderstorms

    • 80
    • 96

    Partly Sunny

    • 80
    • 96

    Slight Chance Thunderstorms

    • 79
    • 95

    Chance Thunderstorms

Today 10 Aug Beaufort

Mostly sunny. A slight chance of Showers and Thunderstorms in the afternoon. Highs in the lower 90s. Heat index Values up to 111. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 10 Aug Beaufort

Partly cloudy with a chance of Thunderstorms with a slight chance of Showers in the Evening, then mostly clear after midnight. Lows in the upper 70s. Heat index Values up to 107 early in the evening. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hilton Head Island Temperature Statistics

August Temperature

Hilton Head Island, Hilton Head Airport (3.1 miles)

  • Lowest 2 August, 2026

    75.2 °F

  • Average August

    81.3 °F

  • Highest 1 August, 2026

    89.6 °F

Climate (2021–2026)

Hilton Head Island, Hilton Head Airport (3.1 miles)

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  • Average Low 2021–2026

    60.8 °F

  • Average 2021–2026

    66.5 °F

  • Average High 2021–2026

    75.1 °F
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