Cooper River - Hagan Island Weather Forecast

    • 22
    • 40

    Sunny

    • 32
    • 54

    Mostly Sunny

    • 46
    • 62

    Mostly Cloudy

    • 54
    • 69

    Chance Rain

    • 36
    • 64

    Mostly Sunny

    • 45
    • 61

    Mostly Sunny

    • 48
    • 70

    Partly Sunny

Today 15 Dec Tidal Berkeley

Sunny. Much cooler with Highs around 40. North Winds around 5 Mph.

Tonight 15 Dec Tidal Berkeley

Clear. Lows in the lower 20s, except in the upper 20s near the harbor. Light and variable Winds.

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Cooper River - Hagan Island Temperature Statistics

December Temperature

Moncks Corner Berkeley County (11.2 miles)

  • Lowest 10 December, 2025

    26.6 °F

  • Average December

    45.5 °F

  • Highest 13 December, 2025

    68 °F

Climate (2020–Present)

Moncks Corner Berkeley County (11.2 miles)

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  • Average Low 2020–2025

    55.2 °F

  • Average 2020–2025

    64.3 °F

  • Average High 2020–2025

    75 °F
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