Port Royal Sound Weather Forecast

    • 80
    • 92

    Mostly Sunny

    • 82
    • 95

    Mostly Sunny

    • 80
    • 94

    Chance Thunderstorms

    • 80
    • 90

    Chance Thunderstorms

    • 79
    • 90

    Chance Thunderstorms

    • 80
    • 91

    Chance Thunderstorms

Today 26 Jul Beaufort

Sunny. Highs in the mid 90s. Heat index Values up to 112. Southwest Winds 5 to 10 Mph.

Tonight 26 Jul Beaufort

Mostly clear. Lows in the upper 70s. Heat index Values up to 105 early in the evening. Southwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

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Port Royal Sound Temperature Statistics

July Temperature

Hilton Head Island, Hilton Head Airport (3.1 miles)

  • Lowest 10 July, 2025

    71.6 °F
  • Average July

    80.9 °F
  • Highest 20 July, 2025

    96.8 °F

Climate (2020–Present)

Hilton Head Island, Hilton Head Airport (3.1 miles)

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  • Average Low 2020–2025

    61.1 °F
  • Average 2020–2025

    66.7 °F
  • Average High 2020–2025

    75.1 °F
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