Intracoastal Waterway - Grand Strand Airport Weather Forecast

    • 78
    • 92

    Chance Thunderstorms

    • 79
    • 90

    Chance Thunderstorms

    • 81
    • 96

    Mostly Sunny

    • 79
    • 92

    Chance Thunderstorms

    • 80
    • 89

    Chance Thunderstorms

    • 79
    • 90

    Slight Chance Thunderstorms

Today 15 Aug Coastal Horry

Mostly sunny. A chance of Showers and Thunderstorms in the afternoon. Humid with Highs in the mid 90s. Southwest Winds around 5 Mph, becoming south in the afternoon. Chance of rain 50 percent. Heat index Values up to 112.

Tonight 15 Aug Coastal Horry

Partly cloudy. Near steady temperature around 80. Southwest Winds around 5 Mph.

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Intracoastal Waterway - Grand Strand Airport Temperature Statistics

August Temperature

North Myrtle Beach Grand Strand Airport (0 miles)

  • Lowest 12 August, 2026

    72 °F

  • Average August

    81.9 °F

  • Highest 11 August, 2026

    93.7 °F

Climate (2021–2026)

North Myrtle Beach Grand Strand Airport (0 miles)

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  • Average Low 2021–2026

    56.7 °F

  • Average 2021–2026

    65.1 °F

  • Average High 2021–2026

    73.6 °F
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