Black River - Mount Pleasant Plantation Weather Forecast

    • 44
    • 58

    Chance Rain

    • 40
    • 52

    Rain

    • 42
    • 50

    Rain Likely

    • 40
    • 55

    Chance Rain

    • 27
    • 50

    Partly Sunny

    • 31
    • 48

    Mostly Sunny

Today 4 Dec Inland Georgetown

Patchy fog in the morning. Mostly sunny. Highs in the upper 50s. Northwest Winds around 5 Mph.

Tonight 4 Dec Inland Georgetown

Mostly clear. Near steady temperature in the upper 30s. Light and variable Winds.

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Black River - Mount Pleasant Plantation Temperature Statistics

December Temperature

Georgetown County Airport (14.9 miles)

  • Lowest 1 December, 2025

    48.2 °F

  • Average December

    51.3 °F

  • Highest 1 December, 2025

    55.4 °F

Climate (2020–Present)

Georgetown County Airport (14.9 miles)

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  • Average Low 2020–2025

    54.5 °F

  • Average 2020–2025

    63.9 °F

  • Average High 2020–2025

    74.1 °F
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