Myrtle Beach (Grande Dunes Blvd) Weather Forecast

    • 29
    • 45

    Chance Rain

    • 35
    • 47

    Mostly Sunny

    • 43
    • 59

    Mostly Sunny

    • 39
    • 56

    Mostly Sunny

    • 38
    • 58

    Mostly Sunny

    • 30
    • 53

    Mostly Sunny

Today 8 Dec Coastal Horry

Mostly cloudy with a 50 percent chance of rain. Highs in the mid 40s. North Winds 10 to 15 Mph.

Tonight 8 Dec Coastal Horry

Mostly cloudy. Lows in the upper 20s. North Winds 10 to 15 Mph.

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Myrtle Beach (Grande Dunes Blvd) Temperature Statistics

December Temperature

North Myrtle Beach Grand Strand Airport (6.2 miles)

  • Lowest 4 December, 2025

    33.1 °F

  • Average December

    47 °F

  • Highest 1 December, 2025

    57 °F

Climate (2020–Present)

North Myrtle Beach Grand Strand Airport (6.2 miles)

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  • Average Low 2020–2025

    56.7 °F

  • Average 2020–2025

    65 °F

  • Average High 2020–2025

    73.3 °F
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