Pine Island Weather Forecast

    • 66
    • 82

    Decreasing Clouds

    • 68
    • 85

    Mostly Sunny

    • 67
    • 86

    Mostly Sunny

    • 68
    • 85

    Partly Sunny

    • 69
    • 83

    Chance Rain Showers

    • 69
    • 83

    Chance Thunderstorms

Today 17 Sep Coastal Horry

Sunny. Near steady temperature in the upper 70s. South Winds 5 to 10 Mph.

Tonight 17 Sep Coastal Horry

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the mid 60s. Southwest Winds 5 to 10 Mph, becoming west after midnight.

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Pine Island Temperature Statistics

September Temperature

Myrtle Beach International Airport (3.7 miles)

  • Lowest 15 September, 2025

    61 °F

  • Average September

    73.7 °F

  • Highest 7 September, 2025

    86 °F

Climate (2020–Present)

Myrtle Beach International Airport (3.7 miles)

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  • Average Low 2020–2025

    58.3 °F

  • Average 2020–2025

    65.6 °F

  • Average High 2020–2025

    72.8 °F
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