Surfside Beach Weather Forecast

    • 76
    • 81

    Chance Thunderstorms

    • 76
    • 82

    Slight Chance Thunderstorms

    • 76
    • 82

    Chance Thunderstorms

    • 73
    • 81

    Rain Showers Likely

    • 70
    • 80

    Chance Thunderstorms

    • 66
    • 79

    Slight Chance Thunderstorms

    • 66
    • 78

    Slight Chance Thunderstorms

Today 19 Sep Coastal Horry

Partly sunny with a chance of Showers with a slight chance of Thunderstorms. Near steady temperature in the mid 80s. East Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 19 Sep Coastal Horry

Mostly cloudy with a slight chance of Thunderstorms. A chance of Showers, mainly in the evening. Lows in the lower 70s. Northeast Winds 5 to 10 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Surfside Beach Temperature Statistics

September Temperature

Myrtle Beach International Airport (5.6 miles)

  • Lowest 16 September, 2026

    68 °F

  • Average September

    80.6 °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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