Port Royal Plantation Weather Forecast

    • 55
    • 68

    Mostly Sunny

    • 61
    • 77

    Mostly Sunny

    • 63
    • 77

    Mostly Sunny

    • 57
    • 81

    Slight Chance Thunderstorms

    • 56
    • 66

    Mostly Cloudy

    • 59
    • 71

    Partly Sunny

Today 20 Mar Beaufort

Sunny. Highs in the lower 70s, except in the upper 60s near the coast. North Winds around 5 Mph, becoming southeast this afternoon.

Tonight 20 Mar Beaufort

Mostly clear. Lows in the lower 50s, except in the mid 50s near the coast. South Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Port Royal Plantation Temperature Statistics

March Temperature

Hilton Head Island, Hilton Head Airport (1.9 miles)

  • Lowest 16 March, 2026

    42.8 °F

  • Average March

    62.7 °F

  • Highest 10 March, 2026

    82.4 °F

Climate (2021–Present)

Hilton Head Island, Hilton Head Airport (1.9 miles)

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  • Average Low 2021–2026

    60.7 °F

  • Average 2021–2026

    66.4 °F

  • Average High 2021–2026

    75 °F
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