Myrtle Beach (Deephead Swash) Weather Forecast

    • 73
    • 88

    Chance Rain Showers

    • 73
    • 86

    Chance Thunderstorms

    • 74
    • 85

    Chance Thunderstorms

    • 73
    • 84

    Chance Thunderstorms

    • 71
    • 82

    Rain Showers Likely

    • 69
    • 80

    Chance Rain Showers

Today 18 Sep Coastal Horry

Sunny. Highs around 90. West Winds around 5 Mph, becoming south in the afternoon.

Tonight 18 Sep Coastal Horry

Partly cloudy with a chance of Showers with a slight chance of Thunderstorms in the Evening, then mostly cloudy after midnight. Lows in the lower 70s. South Winds 5 to 10 Mph, becoming west after midnight. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Myrtle Beach (Deephead Swash) Temperature Statistics

September Temperature

Myrtle Beach International Airport (5.6 miles)

  • Lowest 9 September, 2026

    71.1 °F

  • Average September

    81.1 °F

  • Highest 14 September, 2026

    93 °F

Climate (2021–2026)

Myrtle Beach International Airport (5.6 miles)

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  • Average Low 2021–2026

    58.2 °F

  • Average 2021–2026

    65.7 °F

  • Average High 2021–2026

    72.9 °F
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