Black River - Mount Pleasant Plantation Weather Forecast

    • 25
    • 49

    Sunny

    • 26
    • 47

    Mostly Sunny

    • 39
    • 55

    Mostly Cloudy

    • 33
    • 59

    Slight Chance Rain

    • 37
    • 56

    Mostly Cloudy

    • 38
    • 59

    Chance Rain

Today 19 Jan Inland Georgetown

Sunny. Highs around 50. West Winds around 5 Mph.

Tonight 19 Jan Inland Georgetown

Mostly clear. Near steady temperature in the lower 30s. West Winds around 5 Mph.

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Black River - Mount Pleasant Plantation Temperature Statistics

January Temperature

Georgetown County Airport (14.9 miles)

  • Lowest 16 January, 2026

    21.2 °F

  • Average January

    49.5 °F

  • Highest 9 January, 2026

    77 °F

Climate (2021–Present)

Georgetown County Airport (14.9 miles)

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  • Average Low 2021–2026

    54.5 °F

  • Average 2021–2026

    63.9 °F

  • Average High 2021–2026

    74.2 °F
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