Black River - South of Dunbar Weather Forecast

    • 70
    • 88

    Mostly Cloudy

    • 69
    • 87

    Chance Rain Showers

    • 67
    • 82

    Chance Rain Showers

    • 62
    • 80

    Chance Thunderstorms

    • 59
    • 77

    Mostly Sunny

    • 59
    • 78

    Mostly Sunny

Today 21 Sep Inland Georgetown

Mostly sunny. Patchy fog in the morning. A slight chance of Showers and Thunderstorms in the afternoon. Highs in the upper 80s. Northeast Winds around 5 Mph, becoming east in the afternoon. Chance of rain 20 percent.

Tonight 21 Sep Inland Georgetown

Mostly cloudy. A chance of Showers and Thunderstorms after midnight. Lows around 70. East Winds around 5 Mph in the Evening, becoming light and variable. Chance of rain 30 percent.

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Black River - South of Dunbar Temperature Statistics

September Temperature

Georgetown County Airport (13.7 miles)

  • Lowest 16 September, 2026

    62.6 °F

  • Average September

    78.1 °F

  • Highest 5 September, 2026

    95 °F

Climate (2021–2026)

Georgetown County Airport (13.7 miles)

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  • Average Low 2021–2026

    54.7 °F

  • Average 2021–2026

    64.1 °F

  • Average High 2021–2026

    74.5 °F
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